Analysis
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max time kernel
120s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20231025-en -
resource tags
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submitted
26-11-2023 16:49
General
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Target
Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe
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Size
826KB
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MD5
a25ba7095b79a87bedb01b874045470a
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SHA1
4ccf21195e4242b9c35675ace7f27122eb88883f
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SHA256
89c4d34808b79effab30b96880fabab56c4d53bfc77d51a1ee2f389340a5e4c3
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SHA512
fc6ac7199da4c5986f31fb623fb6138aee4f9c3fbdf33dd9e74918a67508ae0dba3c439e5ac33f3794ed708de71a75d76a2dbb0f67c1f2bd58d102e08fff34db
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SSDEEP
12288:OBa/mFiTEJ0+0OR8FCkotcyVItk4CZX0U6TWU5LDhi87dQuIAgNtNMZf5xnIKqS3:6IOXqr7dw1kEKq3ryoomBhS
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot6735527834:AAH3PffzMarE3Ys8tyS4SQ0IBXrHFKmsmnQ/sendMessage?chat_id=6692536703
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 7 IoCs
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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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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 9 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\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Musterino_96930826_Ekno_1_202311146214813_ekstre.pdf.exe"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
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Downloads
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Filesize
848KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
88KB
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Filesize
40KB
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Filesize
568KB
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Filesize
6.9MB
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
4KB
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
144KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
6.9MB
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Filesize
256KB