95cf0d6fe912e401abf124ead106916528f1a0dd5eb5f7be42912d8ec1d975a7

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 14:52

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General

Target

TKGMChatCtrl.dll
Size

220KB
MD5

9948f57b39020dd5e8af7e0751c8e1a1
SHA1

7e76fe9920d11aa58e2a55a41c90fe32c1aac799
SHA256

ebb7f3ee1516dd3cbd9922375e3449372ac1088a7885ba7547f91606eb9d499b
SHA512

df63de80894f7b6df8b8422e45eceb27f432eb13cd5295dcc418142bf9c15b4fdff5a8e65fe41905a96f565f321d762662b24ee52c2bfc3ec9bd69b6144730ca
SSDEEP

1536:s/5u4Bj+gIn6etom2xQYWvQlSReJKDPhncYcst6vw9z3I0jf5Sc4pulPCgJSaAG:1GjZqht7IWvQqeIKT6ff5ZAGTrfe1

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	1800	WerFault.exe	31

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 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 2480 wrote to memory of 1800	2480	rundll32.exe	31
PID 1800 wrote to memory of 2108	1800	rundll32.exe	32
PID 1800 wrote to memory of 2108	1800	rundll32.exe	32
PID 1800 wrote to memory of 2108	1800	rundll32.exe	32
PID 1800 wrote to memory of 2108	1800	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\TKGMChatCtrl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\TKGMChatCtrl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 232
    3⤵
    - Program crash
    PID:2108

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

Windows 7 deprecation

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