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
01-12-2024 03:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
55f42a4b6183e54f9996e93ae67d163dd67dbcca0d147e9b92ab62c44eaf2f3cN.dll
Resource
win7-20241010-en
windows7-x64
4 signatures
120 seconds
General
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Target
55f42a4b6183e54f9996e93ae67d163dd67dbcca0d147e9b92ab62c44eaf2f3cN.dll
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Size
739KB
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MD5
ffdff067b5262cd0c16f99f4099dc190
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SHA1
0b7593397d61ec50c820bac83e96b5e8086dcc61
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SHA256
55f42a4b6183e54f9996e93ae67d163dd67dbcca0d147e9b92ab62c44eaf2f3c
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SHA512
b01dfbf8e1fe7643ee10c61831f540267f7fcb8d7fea4b98948e40f4d30538adc6cd88c2fcb8cc08f7c57a2cab2fef0b1ade94f502ef5bf0774125b3f934a3c8
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SSDEEP
3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0n:jDgtfRQUHPw06MoV2nwTBlhm8P
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 4736 wrote to memory of 4860 4736 rundll32.exe 83 PID 4736 wrote to memory of 4860 4736 rundll32.exe 83 PID 4736 wrote to memory of 4860 4736 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\55f42a4b6183e54f9996e93ae67d163dd67dbcca0d147e9b92ab62c44eaf2f3cN.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4736 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\55f42a4b6183e54f9996e93ae67d163dd67dbcca0d147e9b92ab62c44eaf2f3cN.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4860
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