MALICIOUS — aa703c79edf3c7e121477826d6251b35ddcef628470a2b677492cff91d6931ec
MALICIOUS — aa703c79edf3c7e121477826d6251b35ddcef628470a2b677492cff91d6931ec is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the AB9A06E4 family. 6 of 52 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
aa703c79edf3c7e121477826d6251b35ddcef628470a2b677492cff91d6931ec - SHA-1:
c74038e373ed493c437659e5d2814b393b8189d8 - MD5:
3f1da9aea513c1e63ff02bdf2030264b - imphash:
532816589b7c9c3bed0fbcc3d1503ba1 - ssdeep:
3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8dC3vgQBFbp3:o68i3odBiTl2+TCU/oQBFb5 - TLSH:
T17E427D7E0F2B3B02C233CA645D415F8E4462B46AB17D54884B13D43DA2FFC67AA5129E - Submitted as: aa703c79edf3c7e121477826d6251b35ddcef628470a2b677492cff91d6931ec
- File type: pe · Size: 214359 bytes
- Verdict: malicious (100/100) · Family: AB9A06E4
Detections (6 of 52 engines)
- ClamAV (daily): Win.Worm.Nupik-1
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Stratosphere IPS: STRATO_Tor_Onion_C2
- Microsoft Defender: Worm:Win32/Delf.BE!MTB
- Emsisoft (Emergency Kit): Dropped:Generic.Malware.SV!p2p!u.AB9A06E4
- Kaspersky (KVRT): P2P-Worm.Win32.VB.dz
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 16 weighted signals:
- ClamAV (daily) flagged Win.Worm.Nupik-1 (rule
Win.Worm.Nupik-1) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 3 finding(s), e.g. RWX/private injected region in svchost.exe (pid 928) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Microsoft Defender flagged Worm:Win32/Delf.BE!MTB (rule
Worm:Win32/Delf.BE!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Dropped:Generic.Malware.SV!p2p!u.AB9A06E4 (rule
Dropped:Generic.Malware.SV!p2p!u.AB9A06E4) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged P2P-Worm.Win32.VB.dz (rule
P2P-Worm.Win32.VB.dz) - engine signal, weight 0.55, confidence 0.85 - Dropped a suspicious payload: 3959c5532031a58119c317dda15ac9313505df4a92c004cd2e76b071b0fad4a4 - dynamic signal, weight 0.50, confidence 0.90
- 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 38 external host(s) at runtime (21 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Stratosphere IPS flagged STRATO_Tor_Onion_C2 (rule
STRATO_Tor_Onion_C2) - engine signal, weight 0.35, confidence 0.70 - persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: 3.6.1.0, 5.0.3.6 - static signal, weight 0.35, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (2 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
11885 behavior events · 2 ATT&CK techniques · 11 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.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
Dropped files
- /opt/CAPEv2/storage/analyses/10779/files/67bc1cd876f5059789b0dc8dc16c0b2155e55aca8d1c8439d70c8882e1875740 -
67bc1cd876f5059789b0dc8dc16c0b2155e55aca8d1c8439d70c8882e1875740 - /opt/CAPEv2/storage/analyses/10779/files/3959c5532031a58119c317dda15ac9313505df4a92c004cd2e76b071b0fad4a4 -
3959c5532031a58119c317dda15ac9313505df4a92c004cd2e76b071b0fad4a4 - /opt/CAPEv2/storage/analyses/10779/files/0df5c718b7aee9f045f804f6a53cb0727f66e1ac1df612c6ecf342aed81ce130 -
0df5c718b7aee9f045f804f6a53cb0727f66e1ac1df612c6ecf342aed81ce130 - /opt/CAPEv2/storage/analyses/10779/files/00a339ff5338d0cfe91b262175eef4e5fd07f9d28e8f980a1f5ff43a5a81e597 -
00a339ff5338d0cfe91b262175eef4e5fd07f9d28e8f980a1f5ff43a5a81e597 - /opt/CAPEv2/storage/analyses/10779/files/71acc5a88debfdba0eed23272ef4b09fd6609eeb4b1ec457c72444472ad8b3a4 -
71acc5a88debfdba0eed23272ef4b09fd6609eeb4b1ec457c72444472ad8b3a4 - /opt/CAPEv2/storage/analyses/10779/files/d2770f68db717c5335ceca3f2b0be1e294839a4904d3525f4c5e9847654d39c2 -
d2770f68db717c5335ceca3f2b0be1e294839a4904d3525f4c5e9847654d39c2 - /opt/CAPEv2/storage/analyses/10779/files/ad27ddfa89ccf9903a25c5d64516a628bc67bca595ee7f6201b3eb9ea261c315 -
ad27ddfa89ccf9903a25c5d64516a628bc67bca595ee7f6201b3eb9ea261c315 - /opt/CAPEv2/storage/analyses/10779/files/adb0b5eb4fcfcc55c40eaa2ba3d142ed413293b2212bb2a1ddd8ed062db004bf -
adb0b5eb4fcfcc55c40eaa2ba3d142ed413293b2212bb2a1ddd8ed062db004bf - /opt/CAPEv2/storage/analyses/10779/files/053ebc22ff9d3926f0d788b89aa2c47b381e32f6db5d4b01af5384fb3777a14e -
053ebc22ff9d3926f0d788b89aa2c47b381e32f6db5d4b01af5384fb3777a14e - /opt/CAPEv2/storage/analyses/10779/files/76f05dd79b2d3a08baf928e4811b0f179e96ac351ff8007f2e24f5fbb4b95253 -
76f05dd79b2d3a08baf928e4811b0f179e96ac351ff8007f2e24f5fbb4b95253 - /opt/CAPEv2/storage/analyses/10779/files/462d333fc849166df8cb4e9ba6edd8404f4d79ebcd535125ecb5e8fe9d2cc0e0 -
462d333fc849166df8cb4e9ba6edd8404f4d79ebcd535125ecb5e8fe9d2cc0e0
Embedded URLs
- 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=1786461487&P2=404&P3=2&P4=V2NHJ9EtqII%2bmz7Evz%2buRkIPRnBD3jstyRaLRh%2fW%2fZTEj7WC%2fxeC0Jt4TNKryeQ4H0WIUvVD6u%2fkVjZlwufSuA%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=1786461558&P2=404&P3=2&P4=nIoV01F0GqtfoRFd14rXl%2fBQwa5o5xURJqHGejmAUsHczHan8g1GsTWTPlNv%2fzweyHBSkmJYxMRjl9UcxQ9g1w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 3.6.1.0
- 5.0.3.6
- 20.184.175.8
- 172.215.188.225
- 4.230.171.124
- 20.42.179.192
- 4.144.132.223
- 203.26.79.13
- 74.179.77.204
- 20.165.94.54
- 20.165.94.63
- 20.42.65.85
- 172.178.240.163
- 52.123.252.240
- 135.232.92.34
- 135.234.160.244
- 4.150.223.110
- 4.150.223.99
- 72.153.5.131
- 52.148.114.188
- 52.110.12.40
- 52.110.12.44
File paths
- C:\Programme\eMule
More AB9A06E4 samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report