Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
05-12-2023 07:03
General
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Target
05.12.2023_tahsil_senedi_bilgileri.xls.exe
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Size
681KB
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MD5
3270695f929b3f2499f9f56d76c9b08f
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SHA1
32e75a939b0ae09a898339004afa4bbeb3ce6d68
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SHA256
c7c0a22744179c319910d7c9508866ebfc6d35beeee844b8462bab9c04af4b19
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SHA512
23360736cdda1b3cd4cf07046936f512d3ab9c50c47422f1e7d3e689ad5143ef450ea8b3f0660c38a892c6191023b16b731c559ed11b3104e74b60f8986110f5
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SSDEEP
12288:Xy7KE6jD/62iNG5nF8rmi9VEsqhzUoo3j3D829wV1wIctP/T:X6KtD/61IGzEsGInjwV1wFtX
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.ozakaluminyum.com - Port:
587 - Username:
[email protected] - Password:
ETKghx*c3KoQ
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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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 10 IoCs
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Suspicious use of AdjustPrivilegeToken 2 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\05.12.2023_tahsil_senedi_bilgileri.xls.exe"C:\Users\Admin\AppData\Local\Temp\05.12.2023_tahsil_senedi_bilgileri.xls.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\05.12.2023_tahsil_senedi_bilgileri.xls.exe"C:\Users\Admin\AppData\Local\Temp\05.12.2023_tahsil_senedi_bilgileri.xls.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\05.12.2023_tahsil_senedi_bilgileri.xls.exe"C:\Users\Admin\AppData\Local\Temp\05.12.2023_tahsil_senedi_bilgileri.xls.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
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
144KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
96KB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
40KB
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Filesize
32KB
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Filesize
376KB
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Filesize
7.7MB
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Filesize
704KB
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Filesize
64KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
7.7MB