MALICIOUS — aff96387f29f3e32b9157a8b0d314bf91218bcab9ce830f2fc7c7c9e23da0bc8
MALICIOUS — aff96387f29f3e32b9157a8b0d314bf91218bcab9ce830f2fc7c7c9e23da0bc8 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the AmHfbyJDkW family. 7 of 55 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
aff96387f29f3e32b9157a8b0d314bf91218bcab9ce830f2fc7c7c9e23da0bc8 - SHA-1:
10f76bb9d3cb437eac6b41ecdb2b34b1cf0975e4 - MD5:
de3c2e1d3438539111da7e059f441554 - imphash:
0c75723fedd9c27bef321a9d944591c8 - ssdeep:
384:9I9h5Bx8MlUktE1uE+6vcbV4A2XyyTfGD2M8jPzEiXJMZJgg:whd8hkC1tEbV4NQDAjPzEi5M3j - TLSH:
T13C26AF70A7B55C68D63C412C70082F0CE0E3B39475770BA474B2E5875AD84A32AFE997 - Submitted as: aff96387f29f3e32b9157a8b0d314bf91218bcab9ce830f2fc7c7c9e23da0bc8
- File type: pe · Size: 14413 bytes
- Verdict: malicious (99/100) · Family: AmHfbyJDkW
Detections (7 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Trojan.Generic-9908271-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:Microsoft Linker
- Microsoft Defender: Trojan:Win32/Androm!pz
- Emsisoft (Emergency Kit): Gen:Trojan.Heur.D.amHfbyJDkW
- Kaspersky (KVRT): VHO:Trojan.Win32.Agent.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Generic-9908271-0 (rule
Win.Trojan.Generic-9908271-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, 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 31 external host(s) at runtime (26 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule
DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Packing/obfuscation: UPX, high-entropy-sections:UPX1, Microsoft Linker - static signal, weight 0.25, confidence 0.55
- Dropped 1 executable file(s) at runtime - dynamic 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)
280 behavior events · 2 ATT&CK techniques · 2 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- fileapi.besthotel360.com
- 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
- licensing.mp.microsoft.com
- windows.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\6BlTBmt21ZFzbA9.exe -
0467858c771b43b2faace2a3cf557ac619d7bb9ef82558d7cb2b99f0731c7890 - bbae70c485c31a9dd7e4f026fbff723b5ce121c37ec05558726c65d4c425f6c1 -
bbae70c485c31a9dd7e4f026fbff723b5ce121c37ec05558726c65d4c425f6c1
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787939490&P2=404&P3=2&P4=V9%2bKG0W21FotecI2vhz2ScIePy6An5pc%2fipH5phDaep%2feDRQlAPvFG2dC2UkAeP21DOrQ34%2fUkVVLyow38o%2fGQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787939518&P2=404&P3=2&P4=bWLFmwYohEzx0C8XTtPDDStweA7gjYalFXU%2fGsjvAxgC%2bbaIKZIgN0HSPOJM9YmJNb30MXZG3QY8JdPLHbrCtg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787336237&P2=404&P3=2&P4=i2nLKtPxScm4Xc9DOTnP9oe9MDJf%2bSLGUyriE1j0T%2fBykzV96U4%2fiRm14P46X%2fV4CmSdKoUBeuMu0Qc8CvogQA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787335753&P2=404&P3=2&P4=SkPYFAae3ZSW4LgE05E%2bwCN2oGGHXLW0U8g4LqW37uDfqtavoC74Dn39Y%2bFWkTabneXDfK%2baprLKDQrYTs9XzQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- fileapi.besthotel360.com
Embedded IP addresses
- 57.155.101.212
- 40.79.167.10
- 52.123.252.203
- 20.247.184.197
- 4.230.171.124
- 172.215.188.225
- 135.233.95.144
- 135.232.92.97
- 20.184.175.21
- 74.179.77.204
- 20.112.250.133
- 52.123.128.14
- 40.99.134.18
- 162.159.142.9
- 172.178.240.163
- 92.223.78.30
- 74.178.76.44
- 52.168.112.67
- 104.208.16.94
- 203.26.79.13
- 52.148.114.188
- 52.110.12.22
- 20.165.94.63
- 48.192.143.121
- 4.150.223.99
More AmHfbyJDkW samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report