94be0ac17ed5e43ae5845d4758b95676b32992a909f864aa0431371c1cf1f01e

Analysis

max time kernel
96s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 02:01

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General

Target

94be0ac17ed5e43ae5845d4758b95676b32992a909f864aa0431371c1cf1f01e.dll
Size

76KB
MD5

633c3f53aee4cb3a29dc3bd75bf6cc89
SHA1

c08561a92dafb1f59bd9d35124e8fbb881ae032f
SHA256

94be0ac17ed5e43ae5845d4758b95676b32992a909f864aa0431371c1cf1f01e
SHA512

c0eaef7833d29fc9d241ddbf7a27a414e2abb9b0eda9888ea59d348a49195829c2b315e11b9d2eae0338ce6890414daac0884ce5f3cd6e45e3ad26f7af7eeb5a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z7QH+il:c8y93KQjy7G55riF1cMo03BQeil

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/636-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/636-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1632 636 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 636 rundll32.exe

pid	pid_target	process	target process
1632	636	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	636	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1028 wrote to memory of 636	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 636	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 636	1028	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94be0ac17ed5e43ae5845d4758b95676b32992a909f864aa0431371c1cf1f01e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\94be0ac17ed5e43ae5845d4758b95676b32992a909f864aa0431371c1cf1f01e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 712
    3⤵
    - Program crash
    PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 636 -ip 636
1⤵
PID:4432

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/636-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/636-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download