Analysis
- max time kernel
150s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
08/09/2022, 22:28
Static task
static1
Behavioral task
behavioral1
Sample
1219682c336dd0e6f46594f07949d351.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
1219682c336dd0e6f46594f07949d351.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 1219682c336dd0e6f46594f07949d351.exe
- Size 295KB
- Sample220908-2dnqmadahj
- SHA256 44a220a6d23d01c011acd82bb5db52a2ea79b86a05da495eb2e1119bed83fb9a
- MD5 1219682c336dd0e6f46594f07949d351
- SHA1 a5faa5fa7ef8dcbcad78a2697ac387efc7965569
- SHA512 458576e9cdb8d001f2fc8c8549be82b0ed919512d105e6ed7750b5321e40009d79a2bf50b49c64ee8b9137d4ccbe399012112862fa12f543da86de47e7ea5b31
- SSDEEP 6144:kyhWzf4u2tWurops0lYcvF2hWDBqmAp0PBphJSs+sMusr:k/fmtWu0a0YcvF2wIm60Pr3Sk
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 6 IoCs
resource yara_rule behavioral2/memory/2588-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1344-135-0x0000000000AE0000-0x0000000000AE9000-memory.dmp family_smokeloader behavioral2/memory/2588-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/2588-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3024-144-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3024-145-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 2 IoCs
pid Process 4364 acvadwd 3024 acvadwd - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1344 set thread context of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 4364 set thread context of 3024 4364 acvadwd 98 - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1219682c336dd0e6f46594f07949d351.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1219682c336dd0e6f46594f07949d351.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI acvadwd Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI acvadwd Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI acvadwd Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1219682c336dd0e6f46594f07949d351.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2588 1219682c336dd0e6f46594f07949d351.exe 2588 1219682c336dd0e6f46594f07949d351.exe 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found 2492 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2492 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2588 1219682c336dd0e6f46594f07949d351.exe 3024 acvadwd - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2492 Process not Found Token: SeCreatePagefilePrivilege 2492 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 1344 wrote to memory of 2588 1344 1219682c336dd0e6f46594f07949d351.exe 89 PID 4364 wrote to memory of 3024 4364 acvadwd 98 PID 4364 wrote to memory of 3024 4364 acvadwd 98 PID 4364 wrote to memory of 3024 4364 acvadwd 98 PID 4364 wrote to memory of 3024 4364 acvadwd 98 PID 4364 wrote to memory of 3024 4364 acvadwd 98 PID 4364 wrote to memory of 3024 4364 acvadwd 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\1219682c336dd0e6f46594f07949d351.exe"C:\Users\Admin\AppData\Local\Temp\1219682c336dd0e6f46594f07949d351.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Users\Admin\AppData\Local\Temp\1219682c336dd0e6f46594f07949d351.exe"C:\Users\Admin\AppData\Local\Temp\1219682c336dd0e6f46594f07949d351.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2588
-
-
C:\Users\Admin\AppData\Roaming\acvadwdC:\Users\Admin\AppData\Roaming\acvadwd1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Users\Admin\AppData\Roaming\acvadwdC:\Users\Admin\AppData\Roaming\acvadwd2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3024
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\acvadwd
- Size 295KB
- SHA256 44a220a6d23d01c011acd82bb5db52a2ea79b86a05da495eb2e1119bed83fb9a
- MD5 1219682c336dd0e6f46594f07949d351
- SHA1 a5faa5fa7ef8dcbcad78a2697ac387efc7965569
- SHA512 458576e9cdb8d001f2fc8c8549be82b0ed919512d105e6ed7750b5321e40009d79a2bf50b49c64ee8b9137d4ccbe399012112862fa12f543da86de47e7ea5b31
- SSDEEP 6144:kyhWzf4u2tWurops0lYcvF2hWDBqmAp0PBphJSs+sMusr:k/fmtWu0a0YcvF2wIm60Pr3Sk
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\acvadwd
- Size 295KB
- SHA256 44a220a6d23d01c011acd82bb5db52a2ea79b86a05da495eb2e1119bed83fb9a
- MD5 1219682c336dd0e6f46594f07949d351
- SHA1 a5faa5fa7ef8dcbcad78a2697ac387efc7965569
- SHA512 458576e9cdb8d001f2fc8c8549be82b0ed919512d105e6ed7750b5321e40009d79a2bf50b49c64ee8b9137d4ccbe399012112862fa12f543da86de47e7ea5b31
- SSDEEP 6144:kyhWzf4u2tWurops0lYcvF2hWDBqmAp0PBphJSs+sMusr:k/fmtWu0a0YcvF2wIm60Pr3Sk
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\acvadwd
- Size 295KB
- SHA256 44a220a6d23d01c011acd82bb5db52a2ea79b86a05da495eb2e1119bed83fb9a
- MD5 1219682c336dd0e6f46594f07949d351
- SHA1 a5faa5fa7ef8dcbcad78a2697ac387efc7965569
- SHA512 458576e9cdb8d001f2fc8c8549be82b0ed919512d105e6ed7750b5321e40009d79a2bf50b49c64ee8b9137d4ccbe399012112862fa12f543da86de47e7ea5b31
- SSDEEP 6144:kyhWzf4u2tWurops0lYcvF2hWDBqmAp0PBphJSs+sMusr:k/fmtWu0a0YcvF2wIm60Pr3Sk
- MD5 SHA1 SHA512 SSDEEP