91a99e3da090d87713a3ba04ff4ac24b568687e95668985d364d0e3aa7cd678d

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/08/2024, 21:34

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General

Target

$PLUGINSDIR/KillProcDLL.dll
Size

32KB
MD5

83142eac84475f4ca889c73f10d9c179
SHA1

dbe43c0de8ef881466bd74861b2e5b17598b5ce8
SHA256

ae2f1658656e554f37e6eac896475a3862841a18ffc6fad2754e2d3525770729
SHA512

1c66eab21f0c9e0b99ecc3844516a6978f52e0c7f489405a427532ecbe78947c37dac5b4c8b722cc8bc1edfb74ba4824519d56099e587e754e5c668701e83bd1
SSDEEP

384:3rYz6grZodORNWATt4TBmlk5ooyzFh7BukAUdJoUtSOSR:3QggDWATWNCFh7BNddJoxO+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1720	2588	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 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2572 wrote to memory of 2588	2572	rundll32.exe	30
PID 2588 wrote to memory of 1720	2588	rundll32.exe	31
PID 2588 wrote to memory of 1720	2588	rundll32.exe	31
PID 2588 wrote to memory of 1720	2588	rundll32.exe	31
PID 2588 wrote to memory of 1720	2588	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:2572
- 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:2588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 224
    3⤵
    - Program crash
    PID:1720

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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