85409d7a2ade40ad0668f28d63b7ef39fb730df16574ee957c8db9e2b241cda3

Analysis

max time kernel
135s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 20:33

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General

Target

$_2_/curllib.dll
Size

228KB
MD5

45882035d3e92e52b511c497432c0f80
SHA1

beebd03fafda345f2068c8892272d66bf7726ac2
SHA256

f79808272d03aa7a2e904438f97a63dee8d0d62fd4ed77709eb80ca3bdba6510
SHA512

4a00a0d8d0dd4fa3774722c5dad647e86127f1a1abe83df7b80388c6ef1aa69089402fc12a06a3fc4f800335db5ca99345b8d75b584a2b467f9a43254c303817
SSDEEP

6144:8AGm5prJ+hxfZZmfrnY4LwKFWj6sd+xAI9:8AGm5/++rn3W+F

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1792	4624	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 4852 wrote to memory of 4624	4852	rundll32.exe	84
PID 4852 wrote to memory of 4624	4852	rundll32.exe	84
PID 4852 wrote to memory of 4624	4852	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$_2_\curllib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$_2_\curllib.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 624
    3⤵
    - Program crash
    PID:1792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4624 -ip 4624
1⤵
PID:4360

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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