Analysis
- max time kernel
150s - max time network
161s - platform
windows10_x64 - resource
win10v20210408 - submitted
16/09/2021, 10:37
General
- Target IMPORTS INVOICE.exe
- Size 398KB
- Sample210916-mns1rsffdl
- SHA256 1441d69800d6fc963c8e75692d30aa628a344ca3af64be81dae10e66ef3daad0
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\IMPORTS INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"C:\Users\Admin\AppData\Local\Temp\IMPORTS INVOICE.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/664-121-0x0000000009A00000-0x0000000009A01000-memory.dmp
memory/664-117-0x0000000005280000-0x0000000005281000-memory.dmp
memory/664-118-0x00000000051E0000-0x00000000056DE000-memory.dmp
memory/664-119-0x0000000005240000-0x0000000005241000-memory.dmp
memory/664-120-0x0000000005500000-0x0000000005507000-memory.dmp
memory/664-114-0x0000000000850000-0x0000000000851000-memory.dmp
memory/664-122-0x0000000009F10000-0x0000000009F5E000-memory.dmp
memory/664-123-0x000000000C790000-0x000000000C7B2000-memory.dmp
memory/664-116-0x00000000056E0000-0x00000000056E1000-memory.dmp
memory/3012-124-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3012-131-0x00000000053C0000-0x00000000058BE000-memory.dmp
memory/3012-132-0x00000000067D0000-0x00000000067D1000-memory.dmp