aab91f3b6eef001d4bf9feb995741aac5d4f96b3f9d8e5bec453b0a1394a13dc

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-07-2024 03:21

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General

Target

$PLUGINSDIR/ChkClient.dll
Size

140KB
MD5

3fe47e461bb686693cf440c8815f2a0b
SHA1

9a7d27d47a542b83d00f1e6027ba4c22d496f887
SHA256

5bdefe9a081e5e2f4af73891db6228a6b57e7dd320fac0ae233f5cd741db8a1f
SHA512

687c57e17c4f527b90e8eafa9929fa9ee0a1fa82b2c9ba9c6a6385cfcb1fcdd1e09305acbf357cf61e7dd7e061d581a378d2661ed7df7dbfd554514f04646e61
SSDEEP

1536:Ic+9HlMqT+GbwVG7MPHFdufRxYj3fnN8smruI6qlCMQwIZ7:ITM9VBPHFsrOPN70bHlcwG7

Score

3^/10

discovery

Malware Config

Signatures

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 7 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30
PID 2808 wrote to memory of 2804	2808	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ChkClient.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ChkClient.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2804

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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