MALICIOUS — 79079dd62b0aa192f81bcb6a4cecfa86ae0e9273e91ff4f24aea42c649ce241c
MALICIOUS — 79079dd62b0aa192f81bcb6a4cecfa86ae0e9273e91ff4f24aea42c649ce241c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Triusor family. 7 of 56 detection engines flagged it, exhibiting 6 ATT&CK techniques.
Identification
- SHA-256:
79079dd62b0aa192f81bcb6a4cecfa86ae0e9273e91ff4f24aea42c649ce241c - SHA-1:
22f0a311322d87028df5715c25413829b364e5d3 - MD5:
b4f0914ef49aab7cb86c8e5b270fd8e1 - imphash:
8b1fc5c989964e6fc1675250748f63dc - ssdeep:
98304:dzMcOe8hK+JLlSHIr48Z5IjrqAmMrm1RF4GjFTeEDm:r/+OoE8Z5IjrqwyHFrT8 - TLSH:
T194686BCD063F62A3C1B6D62C5E6048BE5856BCA9503E3B4C09D3E47AC4F1833AD7516A - Submitted as: 79079dd62b0aa192f81bcb6a4cecfa86ae0e9273e91ff4f24aea42c649ce241c
- File type: pe · Size: 7911009 bytes
- Verdict: malicious (100/100) · Family: Triusor
Detections (7 of 56 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- capa (capabilities): capability:credential-access
- ClamAV (daily): Win.Virus.Triusor-6887833-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Kaspersky (KVRT): HEUR:Trojan.Win32.Agentb.gen
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 100/100 is the fusion of 16 weighted signals:
- ClamAV (daily) flagged Win.Virus.Triusor-6887833-0 (rule
Win.Virus.Triusor-6887833-0) - engine signal, weight 0.90, confidence 0.95 - Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Agentb.gen (rule
HEUR:Trojan.Win32.Agentb.gen) - engine signal, weight 0.55, confidence 0.85 - YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70 - access stored credentials (rule
access stored credentials) - capa signal, weight 0.50, confidence 0.80 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 3 external host(s) and 14 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule
Windows_Injection_Api_Combo) - engine signal, weight 0.35, confidence 0.70 - capa (capabilities) flagged capability:credential-access (rule
capability:credential-access) - 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 - YARA: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule
TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.30, confidence 0.70 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - inject code into another process (rule
inject code into another process) - capa signal, weight 0.12, confidence 0.60 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
- Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Embedded URLs
- http://www.microsoft.com/pki/certs/CSPCA.crt0
- http://www.microsoft.com/pki/certs/tspca.crt0
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- 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=1787952083&P2=404&P3=2&P4=KynI0LIgNDPuLHisiytNOvIHviZVrqMYe0ztOAA7QEF1PL1gewOQ%2bIkRgr3v0Hag%2f80oOtF3qGv3QYU4iMc54A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- schemas.microsoft.com
Embedded IP addresses
- 4.150.223.103
- 57.155.104.224
- 4.230.171.124
- 52.230.59.222
- 135.232.92.137
- 20.165.94.54
- 4.150.223.96
- 20.112.250.133
- 52.123.128.14
- 162.159.142.9
- 52.123.129.14
- 51.132.193.105
- 203.26.79.13
- 135.233.95.80
- 20.184.175.6
- 13.69.109.130
- 57.154.63.210
- 52.110.12.26
- 52.110.12.25
- 135.233.45.223
- 52.148.114.188
- 184.84.165.171
- 172.66.2.5
- 72.145.35.104
- 52.110.12.52
File paths
- o:\src\python-svn\lib\distutils\command\wininst-9.0-amd64.pdb
- X:\:`:d:h:l:p:t:x:
- Q:\:b:m:s:~:
- C:\WINNT\system32\mmc.exe/glyph100.eot
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report