1344a9b9c35034117d430b94bb48bb2006778c9d5ebf24e4bc1a2e80b995bd6f

Analysis

max time kernel
101s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2025 11:00

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General

Target

1344a9b9c35034117d430b94bb48bb2006778c9d5ebf24e4bc1a2e80b995bd6fN.dll
Size

76KB
MD5

d779be4befab7809a507fb3be979a850
SHA1

a5b0e4cefad7f8bb15d261bfc061184f1f7065d1
SHA256

1344a9b9c35034117d430b94bb48bb2006778c9d5ebf24e4bc1a2e80b995bd6f
SHA512

c1457b106d9dbdd9e950cf5ffb97bef7fa5cd9536fb32d44aa3fdd44fceba3ebb0095346431b8cec4cabd4af3f0e1ff9fcbcf2224ee98bde014315316e30ae7f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZOyYFZ:c8y93KQjy7G55riF1cMo03oyq

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4124-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4124-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3572	4124	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	4124	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 544 wrote to memory of 4124	544	rundll32.exe	83
PID 544 wrote to memory of 4124	544	rundll32.exe	83
PID 544 wrote to memory of 4124	544	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1344a9b9c35034117d430b94bb48bb2006778c9d5ebf24e4bc1a2e80b995bd6fN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1344a9b9c35034117d430b94bb48bb2006778c9d5ebf24e4bc1a2e80b995bd6fN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4124 -s 700
    3⤵
    - Program crash
    PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4124 -ip 4124
1⤵
PID:2736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/4124-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4124-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download