18b4655adcb0ca01a7a08ee80498f55def9f59604e6f729a9222edab42720fe3

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12-09-2024 19:31

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General

Target

18b4655adcb0ca01a7a08ee80498f55def9f59604e6f729a9222edab42720fe3.dll
Size

814KB
MD5

26d2dbeb9c22b55cdc815e0f1777a154
SHA1

b42f48585c3b3cd34c84723d1eb407408fb74666
SHA256

18b4655adcb0ca01a7a08ee80498f55def9f59604e6f729a9222edab42720fe3
SHA512

2275dccb60e72b391ca10df17c54184ebf1100c7902139ddb51b877994a6c2f75c2de9f4a358b1e99a5b446021918feadedc0a3a1b3df794cf47a4b1f06c4af9
SSDEEP

24576:1jklQyOaZz/TLf1EaqGB/S8UQ9ceI5NN9I:Jw/nlJSKcrbN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
912	5028	WerFault.exe	83

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 3636 wrote to memory of 5028	3636	rundll32.exe	83
PID 3636 wrote to memory of 5028	3636	rundll32.exe	83
PID 3636 wrote to memory of 5028	3636	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\18b4655adcb0ca01a7a08ee80498f55def9f59604e6f729a9222edab42720fe3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\18b4655adcb0ca01a7a08ee80498f55def9f59604e6f729a9222edab42720fe3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 652
    3⤵
    - Program crash
    PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5028 -ip 5028
1⤵
PID:3904

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/5028-0-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

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