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Analysis
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max time kernel
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max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/09/2024, 10:39
Static task
static1
Behavioral task
behavioral1
Sample
bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe
Resource
win7-20240903-en
General
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Target
bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe
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Size
439KB
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MD5
c8be510dfe2d9af32045b559496e4042
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SHA1
b4c76babf91db8a6e19b7c3dec52da439c67b8a8
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SHA256
bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2
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SHA512
c3492fddd3b8ccf1530b8b23cda896c73099e157401675a8b2b76c55aaaa8e854f654904ec06f0fbd1ffb5b552691a8ddc11de6551e21d2703264377ff9247ce
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SSDEEP
3072:UJtpmuVmHcWw0dfLROn/BdKxbk4Pe+7tpmcivOTGsFOp1W7rZ2meLAgtol5OjjKc:ItRVmHcWHdf0KVHiv+OpsYvZoOK+l8O
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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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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 13 IoCs
pid pid_target Process procid_target 1708 4916 WerFault.exe 82 864 4916 WerFault.exe 82 3328 4916 WerFault.exe 82 5072 4916 WerFault.exe 82 3280 4916 WerFault.exe 82 4524 4916 WerFault.exe 82 1288 4916 WerFault.exe 82 1764 4916 WerFault.exe 82 4308 4916 WerFault.exe 82 4776 4916 WerFault.exe 82 4288 4916 WerFault.exe 82 4488 4916 WerFault.exe 82 2128 4916 WerFault.exe 82 -
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe -
Kills process with taskkill 1 IoCs
pid Process 1220 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1220 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4916 wrote to memory of 448 4916 bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe 122 PID 4916 wrote to memory of 448 4916 bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe 122 PID 4916 wrote to memory of 448 4916 bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe 122 PID 448 wrote to memory of 1220 448 cmd.exe 126 PID 448 wrote to memory of 1220 448 cmd.exe 126 PID 448 wrote to memory of 1220 448 cmd.exe 126
Processes
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C:\Users\Admin\AppData\Local\Temp\bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe"C:\Users\Admin\AppData\Local\Temp\bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 4442⤵
- Program crash
PID:1708
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 4762⤵
- Program crash
PID:864
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 7482⤵
- Program crash
PID:3328
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 7882⤵
- Program crash
PID:5072
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 8122⤵
- Program crash
PID:3280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 8602⤵
- Program crash
PID:4524
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 9122⤵
- Program crash
PID:1288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 10082⤵
- Program crash
PID:1764
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 7522⤵
- Program crash
PID:4308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 14042⤵
- Program crash
PID:4776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 16722⤵
- Program crash
PID:4288
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 13802⤵
- Program crash
PID:4488
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe" & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "bb59713d6dbe3e5f28870e0bdcc9b49d0002ca398b37487735b2f1758553fea2.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 13842⤵
- Program crash
PID:2128
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4916 -ip 49161⤵PID:3628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4916 -ip 49161⤵PID:3104
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4916 -ip 49161⤵PID:1500
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4916 -ip 49161⤵PID:3928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4916 -ip 49161⤵PID:4284
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4916 -ip 49161⤵PID:1340
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 4916 -ip 49161⤵PID:1972
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4916 -ip 49161⤵PID:1416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4916 -ip 49161⤵PID:4692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4916 -ip 49161⤵PID:1768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4916 -ip 49161⤵PID:4760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4916 -ip 49161⤵PID:5084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4916 -ip 49161⤵PID:3600
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99