01a740a9499a7f357ab2d95161311283a8bd39d0421a9db54ff5ab695e711643

Analysis

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
17-12-2024 23:26

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General

Target

01a740a9499a7f357ab2d95161311283a8bd39d0421a9db54ff5ab695e711643.dll
Size

76KB
MD5

ae7f8855c5018416bc864b5455843856
SHA1

1898e6cac7fe92d9d9a405d5d5f3fef15fcc3cc4
SHA256

01a740a9499a7f357ab2d95161311283a8bd39d0421a9db54ff5ab695e711643
SHA512

7b02775b29a81c33de4e5dafe06a4a30a15a891dd2f087d114b5a306931680e797dcdbe7a1b71ca95e37bc2bc34789115f7ba19c7687f841bda0bd7767a27eb7
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZBvLpqcH:c8y93KQjy7G55riF1cMo03N

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/4344-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4344-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3620	4344	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	4344	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 4344	3772	rundll32.exe	83
PID 3772 wrote to memory of 4344	3772	rundll32.exe	83
PID 3772 wrote to memory of 4344	3772	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\01a740a9499a7f357ab2d95161311283a8bd39d0421a9db54ff5ab695e711643.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\01a740a9499a7f357ab2d95161311283a8bd39d0421a9db54ff5ab695e711643.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 712
    3⤵
    - Program crash
    PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4344 -ip 4344
1⤵
PID:4716

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/4344-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4344-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download