Analysis
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max time kernel
138s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
26-09-2023 15:40
General
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Target
8b62f9dade3ae9d89c385c9f1ee2cba4fc3b0b9bae19e058133bce6f2e4a6df5_JC.exe
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Size
757KB
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MD5
5cf6c45026f270a5749bbcbd46a0a2ef
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SHA1
cf1e937bf137b833280087b7d2d7fe4f9af13314
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SHA256
8b62f9dade3ae9d89c385c9f1ee2cba4fc3b0b9bae19e058133bce6f2e4a6df5
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SHA512
c33ed9dd8e51f5d1b16eb3b04ba37d3e014859608bb770eaec83fc94d979106455b9e11741bba5f40bfdb248a47300da878438ab1cbef19b15f94a81bf25ef0c
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SSDEEP
12288:wU3VTFFT2rWGxEykWNj/VDBQXMj4Yq4z6SL2DltPB/bNNcx0HgRqf9Jic0251JdS:fArxcCQu4Yq/S9
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6475845807:AAGECr5FXzQHiMYtJd3FBZgHQBCE3bsESJo/sendMessage?chat_id=2095430248
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\8b62f9dade3ae9d89c385c9f1ee2cba4fc3b0b9bae19e058133bce6f2e4a6df5_JC.exe"C:\Users\Admin\AppData\Local\Temp\8b62f9dade3ae9d89c385c9f1ee2cba4fc3b0b9bae19e058133bce6f2e4a6df5_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\mhdwIlCVIB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD80C.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\8b62f9dade3ae9d89c385c9f1ee2cba4fc3b0b9bae19e058133bce6f2e4a6df5_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
MD591adf912ca14e4f16091d1caccd4be55
SHA1b5b591e627519be31bc7cc390a4c8f5348ae58d0
SHA256a62da4cd0006635041614c1959618546a3388258042f8cd80a0fac282c73f032
SHA5123703796dd8d5417e6c9b53f29a77e6fa6b61a6c7784104c6054c5ac43e83d700b0d1d2cabcbafb26a60bf868058dd723ac6244df5029e5df96d56d63b6daab5a
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
456KB
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Filesize
584KB
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Filesize
64KB
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Filesize
40KB
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Filesize
344KB
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Filesize
3.3MB
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Filesize
152KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
624KB
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Filesize
48KB
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Filesize
776KB
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Filesize
7.7MB
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Filesize
144KB
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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
320KB
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Filesize
1.8MB
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Filesize
64KB