9826c56553310f47f1c93419870ed935cc92b00cec23c7b0e04a275c00093c78

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 19:51

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General

Target

$PLUGINSDIR/KillProcDLL.dll
Size

20KB
MD5

de2b06d8abcd4a1d3330e415ce638a6a
SHA1

2f1bf738915b288530dedb861f4ea4f60069a91f
SHA256

8f62633831a326174f05e89503e42a493aa834fa6d7ba7138d9d57ac5873512d
SHA512

8dbc0edb71d6acc327418270b33d5627d7940ce406e54152af9f6c8f6d90c7239aa647a0e1f4769d0aa8bd3e38d60643e6356ff7a5ccf7dc44c5617f72277b70
SSDEEP

96:J1szPlsFYmIGExrjwIqiwZePAYyU76b+4d:Juztr+8wzg7xN4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1888	2484	WerFault.exe	30

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 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2316 wrote to memory of 2484	2316	rundll32.exe	30
PID 2484 wrote to memory of 1888	2484	rundll32.exe	31
PID 2484 wrote to memory of 1888	2484	rundll32.exe	31
PID 2484 wrote to memory of 1888	2484	rundll32.exe	31
PID 2484 wrote to memory of 1888	2484	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 228
    3⤵
    - Program crash
    PID:1888

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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