c5aeea780284df094e25baa02aedae7dac89bb65c3f110499f22588c9e53d522

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 17:00

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General

Target

rrk590123c.exe
Size

297KB
MD5

668a6855d8ce2efa9f23170bd7c5ac5e
SHA1

0586ab192841fa947644184d667e81640ea25957
SHA256

7dcb1ee79eae7ff95e311aa25d0f73f1d89c266a8f609dfd31782054b03c3de6
SHA512

7070bb748df0445b88c2438dd738967d61f10523a148e6df84088dd0baba36c5a4861685056f024b2f55b8f3bf1a7021a8a5adc43ed7d0580937d1de8c5a87de
SSDEEP

6144:hsg/lR8Nb2PKfOlQQ7b5q9lDY5m0cW6qpzt1lOMzxGusc7d5iv2:hsg/lmbjzjtMiO5iv2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4312	4324	WerFault.exe	82

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	rrk590123c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 3864	4324	rrk590123c.exe	85
PID 4324 wrote to memory of 3864	4324	rrk590123c.exe	85
PID 4324 wrote to memory of 3864	4324	rrk590123c.exe	85

C:\Users\Admin\AppData\Local\Temp\rrk590123c.exe
"C:\Users\Admin\AppData\Local\Temp\rrk590123c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Users\Admin\AppData\Local\Temp\rrk590123c.exe
  "C:\Users\Admin\AppData\Local\Temp\rrk590123c.exe"
  2⤵
  PID:3864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 444
  2⤵
  - Program crash
  PID:4312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4324 -ip 4324
1⤵
PID:4800

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/4324-2-0x00000000037E0000-0x00000000037E2000-memory.dmp

Filesize
8KB

Download
memory/4324-1-0x00000000000A0000-0x00000000001A0000-memory.dmp

Filesize
1024KB

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