Analysis
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max time kernel
92s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2024, 13:09
Static task
static1
Behavioral task
behavioral1
Sample
4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe
Resource
win7-20240221-en
General
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Target
4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe
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Size
284KB
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MD5
f42d86b084ab4f227d53dfad7320c393
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SHA1
0e1b2040faeff6dea4146b13d1f0a83fe517bde5
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SHA256
4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6
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SHA512
c98404f8963fe91ab2e817820bd423bbbe35c0d61ea0eba29477a42566046c309ce9910797f5764dee789af47ee8f1f4bba009e49bc9f348a0fe1c86a8455c38
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SSDEEP
3072:qvnUB2XKOHJWbFqZ6R+aKkarpzKuUfqpRbMRZNYec9fJjSA84XV1aLd1k8JC03Zk:qvUAXKSsAmckGDpRExo5SA84Xrl8JCU
Malware Config
Extracted
gcleaner
185.172.128.90
5.42.65.115
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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation 4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.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 5004 1832 WerFault.exe 85 3364 1832 WerFault.exe 85 1124 1832 WerFault.exe 85 4760 1832 WerFault.exe 85 4836 1832 WerFault.exe 85 3536 1832 WerFault.exe 85 4528 1832 WerFault.exe 85 4664 1832 WerFault.exe 85 -
Kills process with taskkill 1 IoCs
pid Process 728 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 728 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1832 wrote to memory of 2732 1832 4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe 104 PID 1832 wrote to memory of 2732 1832 4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe 104 PID 1832 wrote to memory of 2732 1832 4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe 104 PID 2732 wrote to memory of 728 2732 cmd.exe 108 PID 2732 wrote to memory of 728 2732 cmd.exe 108 PID 2732 wrote to memory of 728 2732 cmd.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe"C:\Users\Admin\AppData\Local\Temp\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 7402⤵
- Program crash
PID:5004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 7802⤵
- Program crash
PID:3364
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 7402⤵
- Program crash
PID:1124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 8322⤵
- Program crash
PID:4760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 9042⤵
- Program crash
PID:4836
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 9762⤵
- Program crash
PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 13522⤵
- Program crash
PID:4528
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 13962⤵
- Program crash
PID:4664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1832 -ip 18321⤵PID:2780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1832 -ip 18321⤵PID:4948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1832 -ip 18321⤵PID:4788
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1832 -ip 18321⤵PID:2952
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1832 -ip 18321⤵PID:1980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1832 -ip 18321⤵PID:3520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1832 -ip 18321⤵PID:332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1832 -ip 18321⤵PID:5076