a6e96840029b64d72ddfd94ede969f521e1c05b91d5c23eee56b66afae6800c0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 02:38

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General

Target

$_39_/tbjfarxhkycdu.exe
Size

6KB
MD5

094249252ebb4805ca881745d8d423e1
SHA1

22f028df2c461c863617a41083276117467933af
SHA256

009c0508d40d396e06c6eddcc700dd505cadaf054784821ec34b17bfb94b5a2b
SHA512

cfd6812fc58e9fcc68cfc800f6af2913066f9e49b0686e000c3bbd962ea8c8e4c9fbab67a23ab89a54e5867afb26804241d0cf3c498e35a49349c6afc5482700
SSDEEP

96:FFHYuLaZzdLCXXKBK+vCtroGFI6oiqSzNt:F9CzdLCnKBq9oG26oxU

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1960	2500	WerFault.exe	29

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	tbjfarxhkycdu.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1960	2500	tbjfarxhkycdu.exe	30
PID 2500 wrote to memory of 1960	2500	tbjfarxhkycdu.exe	30
PID 2500 wrote to memory of 1960	2500	tbjfarxhkycdu.exe	30
PID 2500 wrote to memory of 1960	2500	tbjfarxhkycdu.exe	30

C:\Users\Admin\AppData\Local\Temp\$_39_\tbjfarxhkycdu.exe
"C:\Users\Admin\AppData\Local\Temp\$_39_\tbjfarxhkycdu.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 532
  2⤵
  - Program crash
  PID:1960

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

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Downloads

memory/2500-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

Filesize
4KB

Download
memory/2500-1-0x00000000001D0000-0x00000000001D8000-memory.dmp

Filesize
32KB

Download