d5c20deec9adf0e39a2fb3d796e9d0d6117e6b0dc5c8b043653ecf9572571a6a

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 05:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d5c20deec9adf0e39a2fb3d796e9d0d6117e6b0dc5c8b043653ecf9572571a6a.dll
Size

76KB
MD5

cafc6c97e6ea0700689875a9e6e3504c
SHA1

fba3c619d4857065067917dddb452055e8eeeabc
SHA256

d5c20deec9adf0e39a2fb3d796e9d0d6117e6b0dc5c8b043653ecf9572571a6a
SHA512

98150ee425e42860cd93075e095d2b430de9da74cef71f52916761e55ef2e38866114739a460c84f7d6803419aed81ebf61a8d5c6002954c624debca0fbf7b13
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZrpWGuDV:c8y93KQjy7G55riF1cMo03ztuDV

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/4024-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4024-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3168	4024	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	4024	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3372 wrote to memory of 4024	3372	rundll32.exe	83
PID 3372 wrote to memory of 4024	3372	rundll32.exe	83
PID 3372 wrote to memory of 4024	3372	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5c20deec9adf0e39a2fb3d796e9d0d6117e6b0dc5c8b043653ecf9572571a6a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5c20deec9adf0e39a2fb3d796e9d0d6117e6b0dc5c8b043653ecf9572571a6a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 712
    3⤵
    - Program crash
    PID:3168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4024 -ip 4024
1⤵
PID:4824

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

Loading Replay Monitor...

Downloads

memory/4024-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4024-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download