Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2022, 07:12
Static task
static1
Behavioral task
behavioral1
Sample
b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe
Resource
win10v2004-20221111-en
9 signatures
150 seconds
General
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Target
b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe
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Size
223KB
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MD5
d9897e0a2a42aa523ad3746139e13ba7
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SHA1
32056d9bf1c56eff2cbab6377a8bff53a4f09ba3
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SHA256
b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651
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SHA512
6f59c62b2439fd4e9b218e1d9d6dec2948e09dbb7d47238d8779304149d8f2804043b08fa8b9247c4588513cb516c21aac5142180c4795706e73f09d77cf2a94
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SSDEEP
3072:DDW+6YLT/15+HykH4nqwVhpk729YKByauDI2f/ln:T6YLDGHt6qwVfk729YRaMIo
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/5012-134-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4892-135-0x0000000002050000-0x0000000002059000-memory.dmp family_smokeloader behavioral1/memory/5012-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/5012-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4892 set thread context of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5012 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 5012 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found 676 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 676 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 5012 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found Token: SeShutdownPrivilege 676 Process not Found Token: SeCreatePagefilePrivilege 676 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80 PID 4892 wrote to memory of 5012 4892 b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe"C:\Users\Admin\AppData\Local\Temp\b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Users\Admin\AppData\Local\Temp\b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe"C:\Users\Admin\AppData\Local\Temp\b9d55c141a2581cb43a3a2759fe135a90a32082046544924ff07891d7e0d7651.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5012
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