Analysis
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max time kernel
139s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
11-10-2023 08:36
General
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Target
37126cf9380ef51cfd3edd6718f68995776eb13df819ebae3d1ac974148ec3cb_JC.exe
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Size
562KB
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MD5
a6e27476fcf3b370cb3a39eed9711232
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SHA1
6d7248bb673f781a5d93982613c25555f39d7500
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SHA256
37126cf9380ef51cfd3edd6718f68995776eb13df819ebae3d1ac974148ec3cb
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SHA512
9a5306dcbeedf1a06aa97bf4d33a061c0af0169b28cfba14f024cc22ce358624631652cf5d8fa8a76f41ff064d1983a5b795ffc53efaf816c1a12faab01eaade
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SSDEEP
12288:9u1h+Uw1MMMDMMMACUE1o0WA8jyFVIUfTBOT7d73m:IgMMMDMMMAChWyFZfTgd73m
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6493157304:AAGHAAmVG_ud-GzRlE5SfjpNm92V1vbaysI/sendMessage?chat_id=6518133154
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 2 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\37126cf9380ef51cfd3edd6718f68995776eb13df819ebae3d1ac974148ec3cb_JC.exe"C:\Users\Admin\AppData\Local\Temp\37126cf9380ef51cfd3edd6718f68995776eb13df819ebae3d1ac974148ec3cb_JC.exe"1⤵
- Checks computer location settings
- 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\WYOKdo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C4D.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\37126cf9380ef51cfd3edd6718f68995776eb13df819ebae3d1ac974148ec3cb_JC.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD50c76fff74912e53352a14d6cbd373c58
SHA16db2d925750e3c591e53ae3b25f9f35cfdb9c691
SHA2563409d137f6e7e5c8585fbf87fc672c553b70996f85fc50baffd7f2585a988d59
SHA5126be1dea3f735918a75acf5183c444e8196b821781e3d3260b880c9d1a80642cdcc74b8dcb88c3d726aa5cd1688d8db3b379d49701800146c0606dbd6a1cad113
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Filesize
64KB
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Filesize
3.3MB
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Filesize
48KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
40KB
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Filesize
344KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
472KB
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Filesize
64KB
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Filesize
624KB
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Filesize
64KB
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Filesize
152KB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
1.8MB
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Filesize
144KB