b188d05181ecc988aae88195ea988a315ff53174973f091c0961822bb43789f2

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02-02-2025 12:40

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General

Target

b188d05181ecc988aae88195ea988a315ff53174973f091c0961822bb43789f2N.dll
Size

76KB
MD5

0e88ea9b19f1cf7cd6df92610a4a3110
SHA1

70852ee7784270f70d76a30d57281023a9ff0622
SHA256

b188d05181ecc988aae88195ea988a315ff53174973f091c0961822bb43789f2
SHA512

c3bc61f5d9458850fdb2cafafa731ae6e3642b0b019b8c9de0e1213bd0bea182a468de57538ba5e062fe719f40a9805d5ac9b603a0f8521f1896f52f167778dd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZpuxMcy:c8y93KQjy7G55riF1cMo03Luqcy

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3980-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3980-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4332	3980	WerFault.exe	83

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3980	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2996 wrote to memory of 3980	2996	rundll32.exe	83
PID 2996 wrote to memory of 3980	2996	rundll32.exe	83
PID 2996 wrote to memory of 3980	2996	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b188d05181ecc988aae88195ea988a315ff53174973f091c0961822bb43789f2N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b188d05181ecc988aae88195ea988a315ff53174973f091c0961822bb43789f2N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3980 -s 716
    3⤵
    - Program crash
    PID:4332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3980 -ip 3980
1⤵
PID:3284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3980-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3980-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download