bacd80f7939d0a48cf316457a83ffa344b35699ff3ee57f8a80dd10a222cc391

Analysis

max time kernel
149s
max time network
150s
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 04:36

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General

Target

bacd80f7939d0a48cf316457a83ffa344b35699ff3ee57f8a80dd10a222cc391.dll
Size

76KB
MD5

216a62096bdad4e71eea642b22a38a27
SHA1

cc021a8c44e7e1c8c0420ea5010e7db886b170fc
SHA256

bacd80f7939d0a48cf316457a83ffa344b35699ff3ee57f8a80dd10a222cc391
SHA512

5547e08da6f0049ba60cea674d5f715bd9f2d825eb6143104e2824a9bcf2d0a37d7853c303616f494e8c7afa764d5c1daf6646c95fdb6e9cad29277d2b48c1b5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Ze6410H:c8y93KQjy7G55riF1cMo03NSK

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/1112-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1112-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	1112	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	1112	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 1112	4240	rundll32.exe	83
PID 4240 wrote to memory of 1112	4240	rundll32.exe	83
PID 4240 wrote to memory of 1112	4240	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bacd80f7939d0a48cf316457a83ffa344b35699ff3ee57f8a80dd10a222cc391.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bacd80f7939d0a48cf316457a83ffa344b35699ff3ee57f8a80dd10a222cc391.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 712
    3⤵
    - Program crash
    PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1112 -ip 1112
1⤵
PID:4484

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/1112-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1112-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download