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Analysis
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max time kernel
150s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
30/01/2023, 16:32 UTC
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
file.exe
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Size
168KB
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MD5
e83e0c1a239a6ee3b168276636256e60
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SHA1
e23c097277db3db2a4dbc76f68fade41b15fdf02
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SHA256
be48bf98323f33e64fd282edcb5413d86dcd291c073084826e7e89b24dc0b99d
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SHA512
0cafb90da246e8dd65786631243d432440d9f6da24219ef4d4cae9eb23f8526d33a8b418813b2f9a249c0927bfaba7c67aec56781245367506e6ef9f8ed78659
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SSDEEP
3072:Bn4v5Lq4lw0F52HzjMjWncqOPAnDhRujzebXQ:GLPw0evMjWnDYq9sjys
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/1692-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/1692-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1632-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/1692-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1692-60-0x0000000000400000-0x0000000000409000-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 1632 set thread context of 1692 1632 file.exe 27 -
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 file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1692 file.exe 1692 file.exe 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found 1232 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1232 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1692 file.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27 PID 1632 wrote to memory of 1692 1632 file.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1692
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