54ac5d4168cc45cd90f90f9cc0e6be5ea3d00e4f094e766d4e0aea5041990896

Analysis

max time kernel
93s
max time network
96s
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 14:04

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General

Target

54ac5d4168cc45cd90f90f9cc0e6be5ea3d00e4f094e766d4e0aea5041990896N.dll
Size

76KB
MD5

de493fc5cb9337101c7b180efecfa9f0
SHA1

91423f6b97052ee806ea10e9c0e71cc5456b74bf
SHA256

54ac5d4168cc45cd90f90f9cc0e6be5ea3d00e4f094e766d4e0aea5041990896
SHA512

507f6d4867a1cd3f6ec77ce402321e7c15f45d910a0ddb97a29bf1adefc1cb91d5efba696ef5aa022ef8fb56d7a30bb027ee824dcae049c58f752731a084bd97
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zn1C+Pa:c8y93KQjy7G55riF1cMo0378

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/2320-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2320-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2384	2320	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	2320	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2320	2040	rundll32.exe	83
PID 2040 wrote to memory of 2320	2040	rundll32.exe	83
PID 2040 wrote to memory of 2320	2040	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54ac5d4168cc45cd90f90f9cc0e6be5ea3d00e4f094e766d4e0aea5041990896N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\54ac5d4168cc45cd90f90f9cc0e6be5ea3d00e4f094e766d4e0aea5041990896N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 712
    3⤵
    - Program crash
    PID:2384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2320 -ip 2320
1⤵
PID:3336

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/2320-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2320-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download