84a87dd084e36b8d75e627e159b44d02099461d9862659c4abbdc3ac6ce9296a

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 00:50

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General

Target

$PLUGINSDIR/chrmPref.dll
Size

192KB
MD5

7f0311e7a551bc7b8d143eed7a3dd4be
SHA1

21fbe119973116417dd8f2c276889bbeaa617e96
SHA256

1b800e00d5536446fb6c6a7204c6412cf3ffaabde24eddae7da54a2ca0d1684e
SHA512

a556de0d026ee4c0c9815c87f7bbe88bda3850e8c2ce6ea732e1f010f1351ce51740d08b8ada5ca568a5fa4f7fbdd6aaa755579bca86b55452e5eb70132e6423
SSDEEP

3072:HfcZWRclPwoxpGmhnW0uCB9s1pBCfLVRH/KDouRaut4KQlY1Rk/5HqIXg:HfYaclPwoTGOufkf/WRVQlMRkMA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2572	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 2572	4408	rundll32.exe	84
PID 4408 wrote to memory of 2572	4408	rundll32.exe	84
PID 4408 wrote to memory of 2572	4408	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 604
    3⤵
    - Program crash
    PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2572 -ip 2572
1⤵
PID:508

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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