Analysis
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max time kernel
140s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 19:48
Static task
static1
Behavioral task
behavioral1
Sample
ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe
Resource
win10v2004-20240419-en
General
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Target
ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe
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Size
300KB
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MD5
a5cbe21c2874205c0ecbec466577a456
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SHA1
045913306165976f975e40fd9711b9925973453a
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SHA256
ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390
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SHA512
e39a5623d618483dca15e18464b9b8382fc4244ae8a5770a88a4aa9f6b91d1e17c38983e7a5a4f9c250710a3e78a00fcd304c27ffbec558ddba97fe6e6975ee1
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SSDEEP
3072:FgWoVEDdVROpPVLrV4+pGQhSf0rxV94e9fNzlO0jtN9MVQR2UCuFxEnXSYcofbrH:a/NLR4nG2yWeRZMVgCu77Ptirk
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.65.64
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url_path
/advdlc.php
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3411335054-1982420046-2118495756-1000\Control Panel\International\Geo\Nation ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 8 IoCs
pid pid_target Process procid_target 668 4596 WerFault.exe 83 4152 4596 WerFault.exe 83 4740 4596 WerFault.exe 83 516 4596 WerFault.exe 83 796 4596 WerFault.exe 83 3948 4596 WerFault.exe 83 3472 4596 WerFault.exe 83 4896 4596 WerFault.exe 83 -
Kills process with taskkill 1 IoCs
pid Process 4508 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4508 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4596 wrote to memory of 4772 4596 ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe 108 PID 4596 wrote to memory of 4772 4596 ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe 108 PID 4596 wrote to memory of 4772 4596 ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe 108 PID 4772 wrote to memory of 4508 4772 cmd.exe 111 PID 4772 wrote to memory of 4508 4772 cmd.exe 111 PID 4772 wrote to memory of 4508 4772 cmd.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe"C:\Users\Admin\AppData\Local\Temp\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 7402⤵
- Program crash
PID:668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 7802⤵
- Program crash
PID:4152
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 7802⤵
- Program crash
PID:4740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 7922⤵
- Program crash
PID:516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 9042⤵
- Program crash
PID:796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 9842⤵
- Program crash
PID:3948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 12842⤵
- Program crash
PID:3472
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4772 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 13602⤵
- Program crash
PID:4896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4596 -ip 45961⤵PID:3128
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4596 -ip 45961⤵PID:1892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4596 -ip 45961⤵PID:3600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4596 -ip 45961⤵PID:540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4596 -ip 45961⤵PID:3068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4596 -ip 45961⤵PID:4352
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4596 -ip 45961⤵PID:1812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4596 -ip 45961⤵PID:468