Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 20:13
Static task
static1
Behavioral task
behavioral1
Sample
doc 202309909910101010.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
doc 202309909910101010.exe
Resource
win10v2004-20230915-en
General
-
Target
doc 202309909910101010.exe
-
Size
497KB
-
MD5
4b6ba75e0680e1761dabf95c43e777cd
-
SHA1
ac9a769d7355ea3eab0389deb2e11337cb277d48
-
SHA256
55ddf189656363ac355a799830fa17a7097a80e850bd9434e33fe2e76aacd9e5
-
SHA512
13e2e7edf9047bf059aed416fbce0ea954f4054b699d48f6fa41bb23482ee344b86499a9db4869b1bbd1aa6f53a1f43d048640e3a7ca812b1abf6c6b0d6cca70
-
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
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 2 IoCs
resource yara_rule behavioral2/memory/432-20-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral2/memory/432-71-0x00000000014C0000-0x00000000014D0000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation doc 202309909910101010.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 doc 202309909910101010.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 doc 202309909910101010.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 doc 202309909910101010.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 61 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2528 set thread context of 432 2528 doc 202309909910101010.exe 102 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2056 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 2528 doc 202309909910101010.exe 432 doc 202309909910101010.exe 2980 powershell.exe 432 doc 202309909910101010.exe 2980 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2528 doc 202309909910101010.exe Token: SeDebugPrivilege 432 doc 202309909910101010.exe Token: SeDebugPrivilege 2980 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2528 wrote to memory of 2980 2528 doc 202309909910101010.exe 98 PID 2528 wrote to memory of 2980 2528 doc 202309909910101010.exe 98 PID 2528 wrote to memory of 2980 2528 doc 202309909910101010.exe 98 PID 2528 wrote to memory of 2056 2528 doc 202309909910101010.exe 100 PID 2528 wrote to memory of 2056 2528 doc 202309909910101010.exe 100 PID 2528 wrote to memory of 2056 2528 doc 202309909910101010.exe 100 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 PID 2528 wrote to memory of 432 2528 doc 202309909910101010.exe 102 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 doc 202309909910101010.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 doc 202309909910101010.exe
Processes
-
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
PID:2528 -
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
PID:2980
-
-
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)
PID:2056
-
-
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
PID:432
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5b1b222f14a941c2743b9fac48cf38372
SHA1643608d50036104135b792224709a28c3786cb33
SHA256cb587c9d105d10bb2b87437a12da00284540932bf111969114fdabca36ba25a8
SHA51219061c4abe4926d2b606319fe7d8f3cb2d7c547ba040614b8f5901777df2d347317451f797b399e339d72edabaef04f7c3fbfcedc2411d039544a0e9cc1831fb