Analysis
- max time kernel
133s - max time network
124s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
09/01/2022, 14:12
Static task
static1
Behavioral task
behavioral1
Sample
2066_1641718536_9683.exe
Resource
win7-en-20211208
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
2066_1641718536_9683.exe
Resource
win10-en-20211208
0 signatures
0 seconds
General
- Target 2066_1641718536_9683.exe
- Size 5.0MB
- Sample220109-rhvdvsdhcn
- SHA256 068e518b6eececdfe15822cc70c9e2b7aafa41d72f1a8d93e67e15ba55578ec8
- MD5 96f8446d1a09da6d8ac912085b8e70dc
- SHA1 a64982413e9ed352a37dfdb7e2f3cf43dcdbaf30
- SHA512 36f4c38934e7260ea7860b315e84e5b136c30c22e65c33e2890c0851e6945324e96e587c89d8c5bb735d1ac42079f668f78fa976dd9edec44b802bfb3f4b308d
- MD5 SHA1 SHA512
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1152 services32.exe 1356 sihost32.exe - Loads dropped DLL 4 IoCs
pid Process 1936 cmd.exe 1936 cmd.exe 468 conhost.exe 468 conhost.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
pid Process 536 2066_1641718536_9683.exe 536 2066_1641718536_9683.exe 536 2066_1641718536_9683.exe 1152 services32.exe 1152 services32.exe 1152 services32.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1824 schtasks.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1640 conhost.exe 468 conhost.exe 468 conhost.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1640 conhost.exe Token: SeDebugPrivilege 468 conhost.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 536 wrote to memory of 1640 536 2066_1641718536_9683.exe 27 PID 536 wrote to memory of 1640 536 2066_1641718536_9683.exe 27 PID 536 wrote to memory of 1640 536 2066_1641718536_9683.exe 27 PID 536 wrote to memory of 1640 536 2066_1641718536_9683.exe 27 PID 1640 wrote to memory of 1176 1640 conhost.exe 29 PID 1640 wrote to memory of 1176 1640 conhost.exe 29 PID 1640 wrote to memory of 1176 1640 conhost.exe 29 PID 1176 wrote to memory of 1824 1176 cmd.exe 31 PID 1176 wrote to memory of 1824 1176 cmd.exe 31 PID 1176 wrote to memory of 1824 1176 cmd.exe 31 PID 1640 wrote to memory of 1936 1640 conhost.exe 32 PID 1640 wrote to memory of 1936 1640 conhost.exe 32 PID 1640 wrote to memory of 1936 1640 conhost.exe 32 PID 1936 wrote to memory of 1152 1936 cmd.exe 34 PID 1936 wrote to memory of 1152 1936 cmd.exe 34 PID 1936 wrote to memory of 1152 1936 cmd.exe 34 PID 1152 wrote to memory of 468 1152 services32.exe 35 PID 1152 wrote to memory of 468 1152 services32.exe 35 PID 1152 wrote to memory of 468 1152 services32.exe 35 PID 1152 wrote to memory of 468 1152 services32.exe 35 PID 468 wrote to memory of 1356 468 conhost.exe 36 PID 468 wrote to memory of 1356 468 conhost.exe 36 PID 468 wrote to memory of 1356 468 conhost.exe 36 PID 1356 wrote to memory of 1792 1356 sihost32.exe 37 PID 1356 wrote to memory of 1792 1356 sihost32.exe 37 PID 1356 wrote to memory of 1792 1356 sihost32.exe 37 PID 1356 wrote to memory of 1792 1356 sihost32.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\2066_1641718536_9683.exe"C:\Users\Admin\AppData\Local\Temp\2066_1641718536_9683.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Users\Admin\AppData\Local\Temp\2066_1641718536_9683.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\System32\cmd.exe"cmd" /c schtasks /create /f /sc onlogon /rl highest /tn "services32" /tr "C:\Users\Admin\AppData\Roaming\services32.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "services32" /tr "C:\Users\Admin\AppData\Roaming\services32.exe"4⤵
- Creates scheduled task(s)
PID:1824
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C:\Windows\System32\cmd.exe"cmd" cmd /c "C:\Users\Admin\AppData\Roaming\services32.exe"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Roaming\services32.exeC:\Users\Admin\AppData\Roaming\services32.exe4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "C:\Users\Admin\AppData\Roaming\services32.exe"5⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Users\Admin\AppData\Roaming\Microsoft\Telemetry\sihost32.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Telemetry\sihost32.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\System32\conhost.exe"C:\Windows\System32\conhost.exe" "/sihost32"7⤵PID:1792
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