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Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 19:26
Static task
static1
Behavioral task
behavioral1
Sample
f49af8056a5af3e2f7ac84b62de3ac70N.exe
Resource
win7-20240903-en
General
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Target
f49af8056a5af3e2f7ac84b62de3ac70N.exe
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Size
404KB
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MD5
f49af8056a5af3e2f7ac84b62de3ac70
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SHA1
ab7450a4076c3af3c51b0ea7ae231fcf2f573c29
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SHA256
aecd06acb8047ffeb825b9692de59d22c5ff33feedc637565c937a20165233cd
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SHA512
0cd8a1b0aaf9b8fdfdbd1f269fa9feb9c322cb883b120460e81960b984f780da1d77096a6f63a92abd140cfe81b5f3ac7fad0430cb72ae3e2cd75645be46a9fc
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SSDEEP
6144:XsyT6I4FQhpxTUvLTfSwYTeh1yYKdvXdU3Dd:XFTdppmvLTfpYTevKrad
Malware Config
Extracted
gcleaner
80.66.75.114
Signatures
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Deletes itself 1 IoCs
pid Process 2372 cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 f49af8056a5af3e2f7ac84b62de3ac70N.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 564 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 564 taskkill.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2560 wrote to memory of 2372 2560 f49af8056a5af3e2f7ac84b62de3ac70N.exe 32 PID 2560 wrote to memory of 2372 2560 f49af8056a5af3e2f7ac84b62de3ac70N.exe 32 PID 2560 wrote to memory of 2372 2560 f49af8056a5af3e2f7ac84b62de3ac70N.exe 32 PID 2560 wrote to memory of 2372 2560 f49af8056a5af3e2f7ac84b62de3ac70N.exe 32 PID 2372 wrote to memory of 564 2372 cmd.exe 34 PID 2372 wrote to memory of 564 2372 cmd.exe 34 PID 2372 wrote to memory of 564 2372 cmd.exe 34 PID 2372 wrote to memory of 564 2372 cmd.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\f49af8056a5af3e2f7ac84b62de3ac70N.exe"C:\Users\Admin\AppData\Local\Temp\f49af8056a5af3e2f7ac84b62de3ac70N.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "f49af8056a5af3e2f7ac84b62de3ac70N.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f49af8056a5af3e2f7ac84b62de3ac70N.exe" & exit2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "f49af8056a5af3e2f7ac84b62de3ac70N.exe" /f3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9UR26M8S\download[1].htm
Filesize1B
MD5cfcd208495d565ef66e7dff9f98764da
SHA1b6589fc6ab0dc82cf12099d1c2d40ab994e8410c
SHA2565feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9
SHA51231bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99