Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-01-2025 10:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll
Resource
win7-20241023-en
windows7-x64
4 signatures
120 seconds
General
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Target
7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll
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Size
1.0MB
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MD5
e52194db22e34d80479e1298572590b0
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SHA1
eaa5dc518d87d642308b44f75b5b0d00109d4dbb
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SHA256
7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4ee
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SHA512
ab8db6b75194b1d595f3a5ee30bed4fdb54221d639dcb7142c1521d805e001242e87013688344db6f4919f1ce64d4b9a3f581219e483dcda79d61615840511b0
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SSDEEP
6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYY2:o6RI1Fo/wT3cJYYYYYYYYYYYY2
Malware Config
Signatures
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Yunsip family
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System Location Discovery: System Language Discovery 1 TTPs 1 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 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3940 wrote to memory of 4212 3940 rundll32.exe 83 PID 3940 wrote to memory of 4212 3940 rundll32.exe 83 PID 3940 wrote to memory of 4212 3940 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4212
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