Analysis
- max time kernel
68s - max time network
134s - platform
windows10_x64 - resource
win10v20210408 - submitted
07/07/2021, 22:15
General
- Target eDyKVOUhJs6eJfg.exe
- Size 1.2MB
- Sample210707-tkd9qlt3e2
- SHA256 7a7f77fc4dd808cf0bc818fb9a05c0c1a9a9a21cd06e9982b014b8e4e3824562
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.okurmakina.com.tr
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Port
587
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Username
-
Password
Ci7412.*
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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\eDyKVOUhJs6eJfg.exe"C:\Users\Admin\AppData\Local\Temp\eDyKVOUhJs6eJfg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IiHaPz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9A6C.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\eDyKVOUhJs6eJfg.exe"C:\Users\Admin\AppData\Local\Temp\eDyKVOUhJs6eJfg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1440-123-0x0000000009A00000-0x0000000009A64000-memory.dmp
memory/1440-124-0x0000000005820000-0x0000000005852000-memory.dmp
memory/1440-119-0x0000000005360000-0x0000000005361000-memory.dmp
memory/1440-120-0x00000000055C0000-0x00000000055C1000-memory.dmp
memory/1440-121-0x0000000005360000-0x000000000585E000-memory.dmp
memory/1440-122-0x00000000055A0000-0x00000000055AF000-memory.dmp
memory/1440-114-0x0000000000970000-0x0000000000971000-memory.dmp
memory/1440-118-0x0000000005400000-0x0000000005401000-memory.dmp
memory/1440-116-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/1440-117-0x0000000005860000-0x0000000005861000-memory.dmp
memory/3380-127-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3380-134-0x00000000029C0000-0x00000000029C1000-memory.dmp
memory/3380-135-0x0000000006220000-0x0000000006221000-memory.dmp