Analysis
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max time kernel
160s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/09/2022, 16:16
Static task
static1
Behavioral task
behavioral1
Sample
c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe
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Size
261KB
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MD5
ba4bce11e71424199bbb5057544c3461
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SHA1
d141a008e5c045f37f9022da4c980f59bf347eff
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SHA256
c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade
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SHA512
307162252b181b33aa0835d89323be3aa87cad750f6d0d9d534d8238577c6f80571bf92cf94ceb10aba6a1afe020beba8caabc57a58d8485d38a36ff6a6443ec
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SSDEEP
6144:2gwDrAmDXbM+lbbjOKSMcY4jyp2OoZJNjXsN9f/FqRIJ:2ggAm7gabbjOKSMchyIOohWRFqy
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4792-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2724-135-0x00000000009A0000-0x00000000009A9000-memory.dmp family_smokeloader behavioral1/memory/4792-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4792-137-0x0000000000400000-0x0000000000409000-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 2724 set thread context of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 -
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 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4792 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 4792 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found 2832 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2832 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4792 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 2832 Process not Found Token: SeCreatePagefilePrivilege 2832 Process not Found Token: SeShutdownPrivilege 2832 Process not Found Token: SeCreatePagefilePrivilege 2832 Process not Found -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2832 Process not Found 2832 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83 PID 2724 wrote to memory of 4792 2724 c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe"C:\Users\Admin\AppData\Local\Temp\c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2724 -
C:\Users\Admin\AppData\Local\Temp\c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe"C:\Users\Admin\AppData\Local\Temp\c373e754e77f74df9744f0e11b661cff57e509b4d63ffe1aaa2261ad5547eade.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4792
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