Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08/03/2024, 07:18
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20240226-en
General
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Target
tmp.exe
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Size
284KB
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MD5
e3dc222d0a34c4b230f538a67bb7265d
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SHA1
d88345aef0e59341e6c4297d2685cb5f08c0aa80
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SHA256
a7f605d4110bba430e02c7c5240e656fb3f1dd7f02dce985e9e5677169c9de55
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SHA512
3d775c3c940ddd3d43fa56726ae4f8c0442a4d576cb410e60e2f010e1ff6273a2064f646c6af4a6993ff78924c329ac821811f97402d1472495c1d7a6d838797
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SSDEEP
6144:ukXNoFja9QXwKN1NdR7ws5lDohIiTXcnXzrCZemJPg1ZVzqH:jiFWUtXjDojODrXeIBze
Malware Config
Extracted
smokeloader
2022
http://glueberry-og.cc/
http://glueberry-og.co/
http://glueberry-og.to/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Executes dropped EXE 1 IoCs
pid Process 1316 bvrcdbf -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\SOCKET5 = "C:\\Users\\Admin\\AppData\\Roaming\\SOCKET5.exe" tmp.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1392 set thread context of 2564 1392 tmp.exe 29 -
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 RegAsm.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI RegAsm.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2564 RegAsm.exe 2564 RegAsm.exe 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found 1252 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2564 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1392 tmp.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1252 Process not Found 1252 Process not Found -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1252 Process not Found 1252 Process not Found -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 1392 wrote to memory of 2564 1392 tmp.exe 29 PID 2692 wrote to memory of 1316 2692 taskeng.exe 33 PID 2692 wrote to memory of 1316 2692 taskeng.exe 33 PID 2692 wrote to memory of 1316 2692 taskeng.exe 33 PID 2692 wrote to memory of 1316 2692 taskeng.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2564
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C:\Windows\system32\taskeng.exetaskeng.exe {6908DA1F-7018-41F9-9AEB-BD8023FA10FD} S-1-5-21-3787592910-3720486031-2929222812-1000:HSNHLVYA\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Users\Admin\AppData\Roaming\bvrcdbfC:\Users\Admin\AppData\Roaming\bvrcdbf2⤵
- Executes dropped EXE
PID:1316
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
63KB
MD5b58b926c3574d28d5b7fdd2ca3ec30d5
SHA1d260c4ffd603a9cfc057fcb83d678b1cecdf86f9
SHA2566e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3
SHA512b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab