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Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2022, 20:26
Static task
static1
Behavioral task
behavioral1
Sample
faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe
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Size
286KB
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MD5
33d20718bb9d25f101c0a8302ad37c3f
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SHA1
f0dd9cce7dbf081aa61a1e72c97d9a4b0690d2f2
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SHA256
faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7
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SHA512
e998539178c0513af23410b6d0771f6ffbe4b29ddd9986b13965dcc3907f7dff67f55dcfd2ea60917df152c62cad7490e7d5220fd5b22f42cf6075dc693cd629
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SSDEEP
3072:jDXpn+tpO6h57KDTA+RVhgvQpPXrY+AAnj:PpnG/yfCQe+z
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/1600-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/884-135-0x0000000000BA0000-0x0000000000BA9000-memory.dmp family_smokeloader behavioral1/memory/1600-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1600-137-0x0000000000400000-0x0000000000409000-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 884 set thread context of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 -
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 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1600 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 1600 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1600 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81 PID 884 wrote to memory of 1600 884 faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe"C:\Users\Admin\AppData\Local\Temp\faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:884 -
C:\Users\Admin\AppData\Local\Temp\faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe"C:\Users\Admin\AppData\Local\Temp\faf76da64be876db40c97b13f144fe93b616a3d503cc15d5e8472468b27984a7.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1600
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