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Analysis
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max time kernel
147s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
06/09/2024, 10:40
Static task
static1
Behavioral task
behavioral1
Sample
d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe
Resource
win10v2004-20240802-en
General
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Target
d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe
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Size
299KB
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MD5
a75147ade71980a4b3c7e21dec154841
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SHA1
7ad3f946efc26afdfbd76035570c8addb4c1aff4
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SHA256
d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01
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SHA512
603ac8ef234f23a1ce6ab5b62cc100ecb0a9c0519050257fadc31afe118bdbd3194265cbdc0054aa5094cfedb3be6024f66c350f2b7953a48bf0b86b3bc41814
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SSDEEP
6144:ppDUYxOOoC2rftC1CKuX2+wNYoFmyi34L9shGb/MMx0Vdh1JQ:pVUHbC2jt3KuX2+07iICxVdz
Malware Config
Extracted
gcleaner
80.66.75.114
45.91.200.135
Signatures
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Downloads MZ/PE file
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 10 IoCs
pid pid_target Process procid_target 900 960 WerFault.exe 79 340 960 WerFault.exe 79 1208 960 WerFault.exe 79 3684 960 WerFault.exe 79 1484 960 WerFault.exe 79 3108 960 WerFault.exe 79 2976 960 WerFault.exe 79 572 960 WerFault.exe 79 3600 960 WerFault.exe 79 5084 960 WerFault.exe 79 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
Kills process with taskkill 1 IoCs
pid Process 2376 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2376 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 960 wrote to memory of 4168 960 d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe 101 PID 960 wrote to memory of 4168 960 d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe 101 PID 960 wrote to memory of 4168 960 d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe 101 PID 4168 wrote to memory of 2376 4168 cmd.exe 104 PID 4168 wrote to memory of 2376 4168 cmd.exe 104 PID 4168 wrote to memory of 2376 4168 cmd.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe"C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 4762⤵
- Program crash
PID:900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 5002⤵
- Program crash
PID:340
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 7882⤵
- Program crash
PID:1208
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 8202⤵
- Program crash
PID:3684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 8402⤵
- Program crash
PID:1484
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 8562⤵
- Program crash
PID:3108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 9602⤵
- Program crash
PID:2976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 10842⤵
- Program crash
PID:572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 16322⤵
- Program crash
PID:3600
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4168 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 17042⤵
- Program crash
PID:5084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 960 -ip 9601⤵PID:2200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 960 -ip 9601⤵PID:5104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 960 -ip 9601⤵PID:1020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 960 -ip 9601⤵PID:2220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 960 -ip 9601⤵PID:800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 960 -ip 9601⤵PID:1204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 960 -ip 9601⤵PID:4552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 960 -ip 9601⤵PID:4336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 960 -ip 9601⤵PID:2472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 960 -ip 9601⤵PID:4764
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99