b6f2e11bc9b3ee92219ac1f5b97b6fae77eda000a2ed075bc8394fa0223f8857

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 01:06

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General

Target

b6f2e11bc9b3ee92219ac1f5b97b6fae77eda000a2ed075bc8394fa0223f8857.dll
Size

137KB
MD5

47f2707d5ff5cd059d4e5a0bafed0c2a
SHA1

4c296d58a38d5ff6de0a11b87e7606d4b29908fe
SHA256

b6f2e11bc9b3ee92219ac1f5b97b6fae77eda000a2ed075bc8394fa0223f8857
SHA512

3e257fea9ee8c177e746dc4dad7b1cbf6973597e7493948f577809792b16fcaa7f64aafb803c75f6db8dd67209be01eebd30103d2150f63a23c4f779f99f14d2
SSDEEP

3072:+R02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuS:r25GgFny61mrag

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2856	WerFault.exe	30

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 WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 1868 wrote to memory of 2856	1868	rundll32.exe	30
PID 2856 wrote to memory of 2744	2856	rundll32.exe	31
PID 2856 wrote to memory of 2744	2856	rundll32.exe	31
PID 2856 wrote to memory of 2744	2856	rundll32.exe	31
PID 2856 wrote to memory of 2744	2856	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6f2e11bc9b3ee92219ac1f5b97b6fae77eda000a2ed075bc8394fa0223f8857.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b6f2e11bc9b3ee92219ac1f5b97b6fae77eda000a2ed075bc8394fa0223f8857.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 228
    3⤵
    - Program crash
    PID:2744

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/2856-0-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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