6fb6f5d73acb75ad153ea6c0f87d93b26d7edf640ae9eae725e70221c9dc7723

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 06:08

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General

Target

6fb6f5d73acb75ad153ea6c0f87d93b26d7edf640ae9eae725e70221c9dc7723N.dll
Size

76KB
MD5

3dc51a5a9c4d39893a25f60276b3ae90
SHA1

ed036c68304af671efc6bde6bd0bb3078389b8de
SHA256

6fb6f5d73acb75ad153ea6c0f87d93b26d7edf640ae9eae725e70221c9dc7723
SHA512

3036b853361e571f0f4d8695bc0574cd17fd50fe64921ae764156295ba14770550ae4d80a5c63484bdc474a129130f8172a1be8c60e4aac6afbcc2d70ed18d66
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt:c8y93KQjy7G55riF1cMo03f

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2676-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2676-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2676-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2804 2676 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 2676 rundll32.exe

pid	pid_target	process	target process
2804	2676	WerFault.exe	rundll32.exe

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

description	pid	process
Token: SeDebugPrivilege	2676	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2216 wrote to memory of 2676	2216	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2804	2676	rundll32.exe	WerFault.exe
PID 2676 wrote to memory of 2804	2676	rundll32.exe	WerFault.exe
PID 2676 wrote to memory of 2804	2676	rundll32.exe	WerFault.exe
PID 2676 wrote to memory of 2804	2676	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fb6f5d73acb75ad153ea6c0f87d93b26d7edf640ae9eae725e70221c9dc7723N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fb6f5d73acb75ad153ea6c0f87d93b26d7edf640ae9eae725e70221c9dc7723N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 340
    3⤵
    - Program crash
    PID:2804

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/2676-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2676-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2676-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2676-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2676-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download