Analysis
- max time kernel
135s - max time network
169s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
17/02/2022, 06:40
Static task
static1
Behavioral task
behavioral1
Sample
temp order.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
temp order.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target temp order.exe
- Size 351KB
- Sample220217-he9jyabcdk
- SHA256 ee04251c8d19db17df1531f73c8ec6e98dc5c1e6196bf83a5fa1900dfa9efcbb
- MD5 5d1f0fb390ec28780be2a176c4f74e80
- SHA1 0c14bdf1b198ad649069b584ec7313a451c9207d
- SHA512 b049cd40dd99a1718672e9ba01df58fc22ebccd6d264de391b90c363f3cedc386b852d6167812d8464f6dfcc88f1cbdd0ddeed2839dd4058cec5196196f25e96
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
snakekeylogger
C2
-
https://api.telegram.org/bot1740221425:AAEOVM7H7MhKkyXcbjQXPID2QnxGYTTnqCY/sendMessage?chat_id=1482312326
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger Payload 1 IoCs
resource yara_rule behavioral2/memory/1756-136-0x0000000000400000-0x000000000042A000-memory.dmp family_snakekeylogger - Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
description pid Process procid_target PID 4720 created 1756 4720 WerFault.exe 82 - 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 21 checkip.dyndns.org - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4860 set thread context of 1756 4860 temp order.exe 82 - Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4676 1756 WerFault.exe 82 - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WerFault.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WerFault.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1756 temp order.exe 4676 WerFault.exe 4676 WerFault.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1756 temp order.exe Token: SeRestorePrivilege 4676 WerFault.exe Token: SeBackupPrivilege 4676 WerFault.exe Token: SeShutdownPrivilege 2080 svchost.exe Token: SeCreatePagefilePrivilege 2080 svchost.exe Token: SeShutdownPrivilege 2080 svchost.exe Token: SeCreatePagefilePrivilege 2080 svchost.exe Token: SeShutdownPrivilege 2080 svchost.exe Token: SeCreatePagefilePrivilege 2080 svchost.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe Token: SeRestorePrivilege 800 TiWorker.exe Token: SeSecurityPrivilege 800 TiWorker.exe Token: SeBackupPrivilege 800 TiWorker.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4860 wrote to memory of 1756 4860 temp order.exe 82 PID 4720 wrote to memory of 1756 4720 WerFault.exe 82 PID 4720 wrote to memory of 1756 4720 WerFault.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\temp order.exe"C:\Users\Admin\AppData\Local\Temp\temp order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Users\Admin\AppData\Local\Temp\temp order.exe"C:\Users\Admin\AppData\Local\Temp\temp order.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 14843⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4676
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1756 -ip 17561⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:4720
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2080
-
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:800