Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
17/04/2024, 13:57
Static task
static1
Behavioral task
behavioral1
Sample
5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe
Resource
win10v2004-20240226-en
General
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Target
5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe
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Size
308KB
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MD5
97c6a1b4f0d2a75019cdd39c509ad040
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SHA1
738df6dc3fc1ba4e136fdb76b1f7a225c7b035b0
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SHA256
5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5
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SHA512
f8d24851a6f6e1bb8f42d6d5accd3fc0ace97be0472c18aef46a1b6523871f8ceef4c7580107381247958eb38f5f240bb4cd7648212e73f9194883b4f5dd9a27
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SSDEEP
3072:1T/zZ9SX0Cz20Nq+BcKiEXKuxgeG+Y58h4s39/Rt0qn0NwucILEIiu/1BTYn5:Fyka80/ra+OsN/Rt0qucILEIim1w
Malware Config
Extracted
smokeloader
2022
http://selebration17io.io/index.php
http://vacantion18ffeu.cc/index.php
http://valarioulinity1.net/index.php
http://buriatiarutuhuob.net/index.php
http://cassiosssionunu.me/index.php
http://sulugilioiu19.net/index.php
http://goodfooggooftool.net/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 1256 Process not Found -
Executes dropped EXE 3 IoCs
pid Process 2720 C3FB.exe 2648 C89D.exe 2408 vfwdusi -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vfwdusi Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vfwdusi Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI vfwdusi -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2920 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe 2920 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found 1256 Process not Found -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2920 5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe 2408 vfwdusi -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2720 1256 Process not Found 28 PID 1256 wrote to memory of 2648 1256 Process not Found 29 PID 1256 wrote to memory of 2648 1256 Process not Found 29 PID 1256 wrote to memory of 2648 1256 Process not Found 29 PID 1256 wrote to memory of 2648 1256 Process not Found 29 PID 2168 wrote to memory of 2408 2168 taskeng.exe 33 PID 2168 wrote to memory of 2408 2168 taskeng.exe 33 PID 2168 wrote to memory of 2408 2168 taskeng.exe 33 PID 2168 wrote to memory of 2408 2168 taskeng.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe"C:\Users\Admin\AppData\Local\Temp\5d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2920
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C:\Users\Admin\AppData\Local\Temp\C3FB.exeC:\Users\Admin\AppData\Local\Temp\C3FB.exe1⤵
- Executes dropped EXE
PID:2720
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C:\Users\Admin\AppData\Local\Temp\C89D.exeC:\Users\Admin\AppData\Local\Temp\C89D.exe1⤵
- Executes dropped EXE
PID:2648
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C:\Windows\system32\taskeng.exetaskeng.exe {EA81F491-93FC-4A7D-900D-6DB801CC3853} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Users\Admin\AppData\Roaming\vfwdusiC:\Users\Admin\AppData\Roaming\vfwdusi2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5.0MB
MD54871b0cc9f2c5d9831805ce8dbf3e51c
SHA115aa462a7ceba6c033064a56fa9984aa7ec15e0a
SHA256e8b3976718b6a4a2c2c8bbe91ef6830876275ccbf78a72e8d1816328e4e627eb
SHA51273532e6febf109aa489858ffc989bb69fdeefe8ade30261ecc9e9635e390714e77a70ca0c8ab3bc836c5318e2ec22dba1a063144fce23cbfd0dbd0b8400d0e6b
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Filesize
513KB
MD5982035bc968af21d8078f6f11d420317
SHA1036d697eb600cc0c2481b112f4475de42ca389c6
SHA2565164258993a4db297eafcd03cadafb054a9fa9bae024ea0e047917a664c5c1b0
SHA512bd3bedd6d1c93cec19257e5bb0b994790f9d08b9f76092cd79a3a558afc884a08c6250ef1889d4eb7a6c1a6f555d00a1a48108a63072007dc9d802b91cc24055
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Filesize
308KB
MD597c6a1b4f0d2a75019cdd39c509ad040
SHA1738df6dc3fc1ba4e136fdb76b1f7a225c7b035b0
SHA2565d757b69732066527c841f7007486942fe0f339770121327053917bf6c05d7c5
SHA512f8d24851a6f6e1bb8f42d6d5accd3fc0ace97be0472c18aef46a1b6523871f8ceef4c7580107381247958eb38f5f240bb4cd7648212e73f9194883b4f5dd9a27