Analysis
- max time kernel
74s - max time network
134s - platform
windows10_x64 - resource
win10-en - submitted
06/09/2021, 12:54
General
- Target bd26bbf79c82f44d6017c89c2e273e78.exe
- Size 665KB
- Sample210906-p47vzabbd9
- SHA256 965bfd08625987dd5a0dbc4a2e557a50971f42fdc93eb540fd0b64db39c4293e
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.faks-allied-health.com
-
Port
587
-
Username
-
Password
$Faks1234
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.faks-allied-health.com
-
Port
587
-
Username
-
Password
$Faks1234
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bd26bbf79c82f44d6017c89c2e273e78.exe"C:\Users\Admin\AppData\Local\Temp\bd26bbf79c82f44d6017c89c2e273e78.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\bd26bbf79c82f44d6017c89c2e273e78.exe"C:\Users\Admin\AppData\Local\Temp\bd26bbf79c82f44d6017c89c2e273e78.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/4200-125-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4200-133-0x0000000006780000-0x0000000006781000-memory.dmp
memory/4200-132-0x00000000054F0000-0x00000000059EE000-memory.dmp
memory/4476-119-0x00000000033C0000-0x00000000033C1000-memory.dmp
memory/4476-122-0x0000000007E20000-0x0000000007E36000-memory.dmp
memory/4476-123-0x0000000009A00000-0x0000000009A53000-memory.dmp
memory/4476-124-0x00000000032B0000-0x00000000032D1000-memory.dmp
memory/4476-121-0x000000000A0B0000-0x000000000A0B1000-memory.dmp
memory/4476-120-0x0000000003350000-0x00000000033E2000-memory.dmp
memory/4476-115-0x0000000000EF0000-0x0000000000EF1000-memory.dmp
memory/4476-118-0x0000000003500000-0x0000000003501000-memory.dmp
memory/4476-117-0x0000000008320000-0x0000000008321000-memory.dmp