46de51f6057d455ce8cdbca5dbfd3e1c0e311333fa5d7c11ec1c44207fdab4a1

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 11:22

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General

Target

46de51f6057d455ce8cdbca5dbfd3e1c0e311333fa5d7c11ec1c44207fdab4a1N.dll
Size

76KB
MD5

6f63b1238f02d23e95a0b775059adbf0
SHA1

27716e604bfa3dd8fe6d6899afd23e3ed2466347
SHA256

46de51f6057d455ce8cdbca5dbfd3e1c0e311333fa5d7c11ec1c44207fdab4a1
SHA512

290fa157314e4ad1e2aaddcc7127a0f564c2d44546823414439a947d8e48206d06edc82525116a53c0c4ee7055d152717f62a4d0256e5f4aed4224cedc438bcd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZCTpL:c8y93KQjy7G55riF1cMo03CL

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/5020-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5020-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	5020	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	5020	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 5020	1124	rundll32.exe	83
PID 1124 wrote to memory of 5020	1124	rundll32.exe	83
PID 1124 wrote to memory of 5020	1124	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46de51f6057d455ce8cdbca5dbfd3e1c0e311333fa5d7c11ec1c44207fdab4a1N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\46de51f6057d455ce8cdbca5dbfd3e1c0e311333fa5d7c11ec1c44207fdab4a1N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 700
    3⤵
    - Program crash
    PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 5020 -ip 5020
1⤵
PID:5036

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/5020-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/5020-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download