Analysis
- max time kernel
139s - max time network
127s - platform
windows7_x64 - resource
win7v200430 - submitted
07/07/2020, 06:24
Static task
static1
Behavioral task
behavioral1
Sample
Client-built.bin.exe
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Client-built.bin.exe
Resource
win10
0 signatures
0 seconds
General
- Target Client-built.bin.exe
- Size 601KB
- Sample200707-9vrfszp2d6
- SHA256 9760105f3177384c19086dee036cdc67916d744f4a1e7064ecfd906e252dba69
- MD5 1f333b46303568ad29a04523d6dbcf54
- SHA1 2e4683e90b7f045fe4ff84510a6a1e1cd5be24d5
- SHA512 4aa58a84ca5058865392b74dd0b814fa46b6ecdbed048d86a790cc43de887467214e39426424369d116cd84269dee629cfc9b51d763b982e8ebe2b5fc42f3fa7
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1092 wrote to memory of 916 1092 Client-built.bin.exe 24 PID 1092 wrote to memory of 916 1092 Client-built.bin.exe 24 PID 1092 wrote to memory of 916 1092 Client-built.bin.exe 24 PID 1092 wrote to memory of 1056 1092 Client-built.bin.exe 26 PID 1092 wrote to memory of 1056 1092 Client-built.bin.exe 26 PID 1092 wrote to memory of 1056 1092 Client-built.bin.exe 26 PID 1056 wrote to memory of 1512 1056 Win32.exe 27 PID 1056 wrote to memory of 1512 1056 Win32.exe 27 PID 1056 wrote to memory of 1512 1056 Win32.exe 27 - Executes dropped EXE 1 IoCs
pid Process 1056 Win32.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1056 Win32.exe - Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 916 schtasks.exe 1512 schtasks.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1092 Client-built.bin.exe Token: SeDebugPrivilege 1056 Win32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Client-built.bin.exe"C:\Users\Admin\AppData\Local\Temp\Client-built.bin.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
PID:1092 -
C:\Windows\system32\schtasks.exe"schtasks" /create /tn "Win32" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Client-built.bin.exe" /rl HIGHEST /f2⤵
- Creates scheduled task(s)
PID:916
-
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C:\Users\Admin\AppData\Roaming\SubDir\Win32.exe"C:\Users\Admin\AppData\Roaming\SubDir\Win32.exe"2⤵
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of AdjustPrivilegeToken
PID:1056 -
C:\Windows\system32\schtasks.exe"schtasks" /create /tn "Win32" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Win32.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
PID:1512
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