5e2b7ee91606a8a2327f731f4d863c505daa70a9eb10ca0700529f6aa4fd61a8

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/08/2024, 21:33

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General

Target

ABViewForms.dll
Size

88KB
MD5

1b75ecb08e3b941b4b9a6d6d4d8a12a3
SHA1

545c35a6441ad89b56e01c7ccbfabb59ea4fc331
SHA256

7ac32b9d71fd7094ea1b1dd861a521c6f965d5ba07a10b541e2d76eb578d9b16
SHA512

4c324b36b8f1215267a1c1ff1da9c2a7c3de9caa504c5d6ec371631bc09e400a0b2cf1ab921e3c0d05976c1dc44580e3f1642d1f965c21636bf22a9cf1901f51
SSDEEP

1536:qvYPfE4E9hOE7EVLp2IOcAYddK1doN6NGlNZ0:qQPfE4bcKLr30joN1lNu

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	772	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 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 772 wrote to memory of 2576	772	rundll32.exe	31
PID 772 wrote to memory of 2576	772	rundll32.exe	31
PID 772 wrote to memory of 2576	772	rundll32.exe	31
PID 772 wrote to memory of 2576	772	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ABViewForms.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ABViewForms.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 240
    3⤵
    - Program crash
    PID:2576

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/772-0-0x00000000001C0000-0x0000000000211000-memory.dmp

Filesize
324KB

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