Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
06-03-2024 19:04
Static task
static1
Behavioral task
behavioral1
Sample
39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe
Resource
win10v2004-20240226-en
General
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Target
39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe
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Size
1.2MB
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MD5
84e1bb40449e55dac3ad999be634703a
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SHA1
b9f230ebcf3200150fd6781e1a6260d379daec10
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SHA256
39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51
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SHA512
b96edf0627f2148926bbe24763fdbb93c78d8ac7aea72bc7c87cd19f3f0fe7104ad174fc013558a622fbf77e365a3ef3abcc5396e39998282b58c752c3bc0077
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SSDEEP
12288:K0nxX/2wO1j+ztdz2xjlDa/ZSEniF+G4l:fu7j0jz2Xa/ZSEniF+9
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe -
Executes dropped EXE 1 IoCs
pid Process 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe -
Loads dropped DLL 4 IoCs
pid Process 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 2900 WerFault.exe 2900 WerFault.exe 2900 WerFault.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2900 2576 WerFault.exe 29 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2088 wrote to memory of 2576 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 29 PID 2088 wrote to memory of 2576 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 29 PID 2088 wrote to memory of 2576 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 29 PID 2088 wrote to memory of 2576 2088 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 29 PID 2576 wrote to memory of 2900 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 30 PID 2576 wrote to memory of 2900 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 30 PID 2576 wrote to memory of 2900 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 30 PID 2576 wrote to memory of 2900 2576 39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe"C:\Users\Admin\AppData\Local\Temp\39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Users\Admin\AppData\Local\Temp\39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exeC:\Users\Admin\AppData\Local\Temp\39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1443⤵
- Loads dropped DLL
- Program crash
PID:2900
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\39de1ad8e44a8826aad83f4d600a8e33e76c2d76f186218770752ea0bc63fb51.exe
Filesize1.2MB
MD5b352f861ff4eb286e9742ba0799aa50f
SHA1ffcee5e6c44dcc16d287bd0be9ec38b954f1543b
SHA2565308af104a835704973e3b4ebe793ce5c82d80a59d173da21f4aedd4a683422c
SHA512129e11ae395f893e9ecc312c26a3f465795c4c55f5ab61fc8da09242150778e465c2a23b417b024fb715b1b3f983bceab5de29b6303991338d4865aa4ea3cb8b