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Analysis
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max time kernel
94s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30/09/2024, 12:44
Static task
static1
Behavioral task
behavioral1
Sample
49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe
Resource
win10v2004-20240802-en
General
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Target
49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe
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Size
1.1MB
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MD5
be21a609ca8e78ad2cc7694d0c043460
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SHA1
d741b5a9fd8c34b1dc3aa3c2636936dd73bef471
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SHA256
49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcd
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SHA512
c294951a4c1d95832b28751997b71f81b4099e761938de030931cce2e4d3187570cabd54eb07704c3ab2674d1a39b6b38a70403611499cc244ea6dd3018a82e3
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SSDEEP
12288:qTYDc+fmxhC/M4LIBdjlDa/ZS7W+iniF+G4V:qTYDZmxc/M4MTa/ZS7W+iniF+t
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 4112 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe -
Executes dropped EXE 1 IoCs
pid Process 4112 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe -
Program crash 3 IoCs
pid pid_target Process procid_target 2924 5012 WerFault.exe 81 400 4112 WerFault.exe 86 3284 4112 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 5012 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 4112 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5012 wrote to memory of 4112 5012 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe 86 PID 5012 wrote to memory of 4112 5012 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe 86 PID 5012 wrote to memory of 4112 5012 49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe"C:\Users\Admin\AppData\Local\Temp\49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 3442⤵
- Program crash
PID:2924
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C:\Users\Admin\AppData\Local\Temp\49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exeC:\Users\Admin\AppData\Local\Temp\49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:4112 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 3443⤵
- Program crash
PID:400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4112 -s 4043⤵
- Program crash
PID:3284
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5012 -ip 50121⤵PID:2668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4112 -ip 41121⤵PID:3700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4112 -ip 41121⤵PID:4684
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\49944e04816e49e3f64e2d8106ae187b22622eb5c85a22195ddd15a6c19cbdcdN.exe
Filesize1.1MB
MD5272e2bfa48472d808d2a5080f3d3b019
SHA1e2d6f581cc6715a2d55863b830f2119071ad4781
SHA256223e304f89bc96b5944ccf3e58245e9267e7480787b7576e397ab03ed0fcb252
SHA512702d0f214e44f57800c7511e63fd3ed43246829ec08e86706b7e8af5f05622e7eb9d6b943b3292c469aedf594165cf6b735cf5948d03fd216b9fc24caabec7ed