91b58b58645401d748ffbca177d56f705ddd981b79ff1758c7666590beaa228e

Analysis

max time kernel
136s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 20:25

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General

Target

$_3_/CrashRpt.dll
Size

175KB
MD5

e074a031d0fec2aec9cbc2867c767fdb
SHA1

65d1704f6c2cf8795b2bc886b49e8a4bc8ac0020
SHA256

12a6e5239caf7249d7c7e6445c94e5f055298c78443ade594654dfb7a57f3d14
SHA512

3ee8a53796b801c163b27cf34937467f4773711c489e0d809783e647a10be632170a30233053a8c1f0401da4e2d0d23edd2815224ad83a0a4b3cc682c1fb73f8
SSDEEP

3072:oz5Up2vNRcT6+LOxFJjWyaFAFB8sm6AEkhTBfRwwF5PUVZ:oNG21RcTjixnG2b8s8EkhTBJXXU

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	2848	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 3288 wrote to memory of 2848	3288	rundll32.exe	84
PID 3288 wrote to memory of 2848	3288	rundll32.exe	84
PID 3288 wrote to memory of 2848	3288	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$_3_\CrashRpt.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$_3_\CrashRpt.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 640
    3⤵
    - Program crash
    PID:2860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2848 -ip 2848
1⤵
PID:2444

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/2848-1-0x0000000002B90000-0x0000000002BC1000-memory.dmp

Filesize
196KB

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