Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
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submitted
11-10-2023 20:13
General
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Target
doc 202309909910101010.exe
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Size
497KB
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MD5
4b6ba75e0680e1761dabf95c43e777cd
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SHA1
ac9a769d7355ea3eab0389deb2e11337cb277d48
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SHA256
55ddf189656363ac355a799830fa17a7097a80e850bd9434e33fe2e76aacd9e5
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SHA512
13e2e7edf9047bf059aed416fbce0ea954f4054b699d48f6fa41bb23482ee344b86499a9db4869b1bbd1aa6f53a1f43d048640e3a7ca812b1abf6c6b0d6cca70
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SSDEEP
12288:FE725SZXXjQKQX46Hp+erzNnIyDuiNdYjJAEzq9F/+LQ:BAZN6Hp+erzNnIcKJAv
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.gkas.com.tr - Port:
587 - Username:
[email protected] - Password:
Gkasteknik@2022
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 11 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 14 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\doc 202309909910101010.exe"C:\Users\Admin\AppData\Local\Temp\doc 202309909910101010.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OYnoIhjaIinqxa.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OYnoIhjaIinqxa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp49C6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\doc 202309909910101010.exe"C:\Users\Admin\AppData\Local\Temp\doc 202309909910101010.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
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5b1b222f14a941c2743b9fac48cf38372
SHA1643608d50036104135b792224709a28c3786cb33
SHA256cb587c9d105d10bb2b87437a12da00284540932bf111969114fdabca36ba25a8
SHA51219061c4abe4926d2b606319fe7d8f3cb2d7c547ba040614b8f5901777df2d347317451f797b399e339d72edabaef04f7c3fbfcedc2411d039544a0e9cc1831fb
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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
144KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
40KB
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Filesize
48KB
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Filesize
376KB
-
Filesize
624KB
-
Filesize
520KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
64KB
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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
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Filesize
7.7MB
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Filesize
216KB
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Filesize
104KB
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Filesize
408KB
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Filesize
136KB
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Filesize
3.3MB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
64KB
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Filesize
200KB
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Filesize
304KB
-
Filesize
120KB
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Filesize
652KB
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Filesize
6.5MB
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Filesize
408KB
-
Filesize
40KB
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Filesize
600KB
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Filesize
68KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
6.2MB
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Filesize
56KB
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Filesize
80KB
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Filesize
104KB
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Filesize
32KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
7.7MB