501c30e7a71b1940e7c984957f7277522892674a62839bded567c59ba65c5847

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2025 16:38

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General

Target

501c30e7a71b1940e7c984957f7277522892674a62839bded567c59ba65c5847N.dll
Size

76KB
MD5

4c72b8dd02381031d41fbcc4d0129900
SHA1

b8dcb947008a74dfc92720851ecffc61485ef3f4
SHA256

501c30e7a71b1940e7c984957f7277522892674a62839bded567c59ba65c5847
SHA512

9aeb273f89fd9c832197c6b66d7a09eed3ab609f820e44689791629f4d4df97573eb2e7b295e8d6144081e0f1c93a7a33d6e2d1384be0f45b308892017257a29
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZqciLp:c8y93KQjy7G55riF1cMo03UciLp

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/3500-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3500-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3040	3500	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	3500	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 3500	2012	rundll32.exe	83
PID 2012 wrote to memory of 3500	2012	rundll32.exe	83
PID 2012 wrote to memory of 3500	2012	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\501c30e7a71b1940e7c984957f7277522892674a62839bded567c59ba65c5847N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\501c30e7a71b1940e7c984957f7277522892674a62839bded567c59ba65c5847N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3500 -s 712
    3⤵
    - Program crash
    PID:3040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3500 -ip 3500
1⤵
PID:4820

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/3500-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3500-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download