MALICIOUS — aff59f3c2cb1ea93fb65e15b481390c449fb859c8804ce379666d58af113a4ba
MALICIOUS — aff59f3c2cb1ea93fb65e15b481390c449fb859c8804ce379666d58af113a4ba is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Viking family. 6 of 25 detection engines flagged it, exhibiting 5 ATT&CK techniques.
Identification
- SHA-256:
aff59f3c2cb1ea93fb65e15b481390c449fb859c8804ce379666d58af113a4ba - SHA-1:
6884a44544df7c8a51e6d20f2cd02dfec5ec05e5 - MD5:
a6886916db45ec39986287c9fe675a12 - imphash:
31d1c48ee7d8e07a5706e963146db875 - ssdeep:
3072:qKtfDwsjPThTYszDH2f/GWh/gdYzf+mBkG2E/F5eq3sEQPmS9++++/qmJ3zQ31ah:BtfDwsjPThT5zL2X1/phBkG2KFL3eT+W - TLSH:
T10D40AF5E822B2292E277D6645C51AE9C8072F4BD2075E04CAA03C97FB7F6C37C9B1158 - Submitted as: aff59f3c2cb1ea93fb65e15b481390c449fb859c8804ce379666d58af113a4ba
- File type: pe · Size: 177248 bytes
- Verdict: malicious (100/100) · Family: Viking
Detections (6 of 25 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- YARA: JPCERT/CC: JPCERT_Emotet
- YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
- Microsoft Defender: Virus:Win32/Viking.MS
- Emsisoft (Emergency Kit): Trojan.Agent.FPMF
- Kaspersky (KVRT): Virus.Win32.Lamer.xe
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 100/100 is the fusion of 13 weighted signals:
- Dropped a malicious payload (Viking): 224897747f9230bb490083fff22f31a43c90c98aca0eb57c471f48d47c56903e - dynamic signal, weight 0.80, confidence 0.90
- Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Microsoft Defender flagged Virus:Win32/Viking.MS (rule
Virus:Win32/Viking.MS) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Trojan.Agent.FPMF (rule
Trojan.Agent.FPMF) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Virus.Win32.Lamer.xe (rule
Virus.Win32.Lamer.xe) - engine signal, weight 0.55, confidence 0.85 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 34 external host(s) at runtime (14 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_Emotet (rule
JPCERT_Emotet) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule
TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.35, confidence 0.70 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
55781 behavior events · 2 ATT&CK techniques · 70 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- ctldl.windowsupdate.com
- login.live.com
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- assets.msn.com
- licensing.mp.microsoft.com
- www.bing.com
- tas02.sls.update.microsoft.com
- fe3cr.delivery.mp.microsoft.com
- v10.events.data.microsoft.com
- slscr.update.microsoft.com
- watson.events.data.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/9239/files/224897747f9230bb490083fff22f31a43c90c98aca0eb57c471f48d47c56903e -
224897747f9230bb490083fff22f31a43c90c98aca0eb57c471f48d47c56903e - /opt/CAPEv2/storage/analyses/9239/files/089151cb1077034b1f7ac161265281bfa4f9e0d3eceb3b96f828bb2e6255cdc5 -
089151cb1077034b1f7ac161265281bfa4f9e0d3eceb3b96f828bb2e6255cdc5 - /opt/CAPEv2/storage/analyses/9239/files/645e84f031f2cdd623bb342fa256fe2bb64d4ce4688f0c11a530b602fcbf1db3 -
645e84f031f2cdd623bb342fa256fe2bb64d4ce4688f0c11a530b602fcbf1db3 - /opt/CAPEv2/storage/analyses/9239/files/d63702fe0bd5bf7e5cafddd58349a625036e9b70e78d6d80d1d6a897b9dbad28 -
d63702fe0bd5bf7e5cafddd58349a625036e9b70e78d6d80d1d6a897b9dbad28 - /opt/CAPEv2/storage/analyses/9239/files/0e30c51ac086b6b5dae2ae7039af88c090316805aa0927ab4e2f007895f3841f -
0e30c51ac086b6b5dae2ae7039af88c090316805aa0927ab4e2f007895f3841f - /opt/CAPEv2/storage/analyses/9239/files/bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 -
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - /opt/CAPEv2/storage/analyses/9239/files/4b4aff4267767008ed9c511c369a6e01000452e5d8e2330d95689af0e35f8756 -
4b4aff4267767008ed9c511c369a6e01000452e5d8e2330d95689af0e35f8756 - /opt/CAPEv2/storage/analyses/9239/files/af2eacdc5171455ac8df56f669fdede4c190d29b3ba4439ec541beda490d28eb -
af2eacdc5171455ac8df56f669fdede4c190d29b3ba4439ec541beda490d28eb - /opt/CAPEv2/storage/analyses/9239/files/821183c2603bd5e6b268762844a45925764da6ec051dcb69a148dc0327cf8aeb -
821183c2603bd5e6b268762844a45925764da6ec051dcb69a148dc0327cf8aeb - /opt/CAPEv2/storage/analyses/9239/files/bcce98670e14be492001f9eaa24bdbc79542e3a0a0a306e9606dc8de1be3f510 -
bcce98670e14be492001f9eaa24bdbc79542e3a0a0a306e9606dc8de1be3f510 - /opt/CAPEv2/storage/analyses/9239/files/13062a6adc45371149c5b205cf86b0b5f663b39771fc704129783c87cbf7b01a -
13062a6adc45371149c5b205cf86b0b5f663b39771fc704129783c87cbf7b01a - /opt/CAPEv2/storage/analyses/9239/files/c2af39cd735fff0c32600813866ae952325cd64757a8855552c7fa4583da80bc -
c2af39cd735fff0c32600813866ae952325cd64757a8855552c7fa4583da80bc - /opt/CAPEv2/storage/analyses/9239/files/af4c1d1de549cc7999310c4ee9fc5d8ba03e3c29b522ee0a3ebf9fe548bfde98 -
af4c1d1de549cc7999310c4ee9fc5d8ba03e3c29b522ee0a3ebf9fe548bfde98 - /opt/CAPEv2/storage/analyses/9239/files/0d314ba4c190c9b47945aa09bcf9d37d407f16b94944e5669dcd79245bcd935b -
0d314ba4c190c9b47945aa09bcf9d37d407f16b94944e5669dcd79245bcd935b - /opt/CAPEv2/storage/analyses/9239/files/af9809d2f5f78db7e5bbe36497225f46a820f773710aa2beca4282669f360e73 -
af9809d2f5f78db7e5bbe36497225f46a820f773710aa2beca4282669f360e73
Embedded URLs
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786399326&P2=404&P3=2&P4=Qitr6LSMTODwEpmm5UeXMOnI%2fals5HLGxe5OEcUP%2f%2bVAWJfpyauou%2fQUbCZ8MGKRRYmUMQVaDAMjcA28Wc2%2bQw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c48ae315-f580-4b6c-801e-58a0f885749d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c48ae315-f580-4b6c-801e-58a0f885749d?P1=1786399418&P2=404&P3=2&P4=lyzegczQd37SdyhpGGWqj4kJdlKXY4drwegyfegA%2bEpB8n8%2btwwjnuPzGkWFgcHqBOTZ7jL6579ckbzaOvvu5g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- www.microsoft.com
- crl.microsoft.com
Embedded IP addresses
- 192.168.0.30
- 192.168.8.1
- 57.154.63.210
- 20.42.65.90
- 52.123.252.220
- 4.230.171.124
- 52.253.84.76
- 85.210.196.11
- 135.233.95.144
- 74.179.77.164
- 20.89.1.12
- 20.165.94.63
- 51.104.15.253
- 135.234.160.244
- 203.26.79.13
- 135.234.160.246
- 20.165.94.46
- 184.84.165.136
- 72.145.35.108
- 52.148.114.188
- 52.110.12.31
- 52.110.12.38
More Viking samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report