2337fb32f488b18ac24f0b38b90afc0d27d169a27af068018968b2f8226846b1

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 04:25

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General

Target

$PLUGINSDIR/KillProcDLL.dll
Size

44KB
MD5

3599d30554ad65dc29fc689217d2152e
SHA1

8f5fcc313b667a1de2d56573bcf98d43fd0d4ff9
SHA256

1af3ac7d3176af42e8594ba0c33821d3318f4eea5cbb799bf8fab58e480efe0e
SHA512

846776b1d908b5204667715ffdfd3a6c76dface1677e8b1e5156ceac2ef0a739f68b48ccbb919c9e08d6ff359a93174bf0b90def7d48cee54cd3c41d8d8575f2
SSDEEP

768:oY6+2hD1lu3SFh80Z9pe7nJRJ3QN8DOUVowlo+J:76xhZlM0h/9panJ73CSFl

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	2092	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 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2572 wrote to memory of 2092	2572	rundll32.exe	31
PID 2092 wrote to memory of 1996	2092	rundll32.exe	32
PID 2092 wrote to memory of 1996	2092	rundll32.exe	32
PID 2092 wrote to memory of 1996	2092	rundll32.exe	32
PID 2092 wrote to memory of 1996	2092	rundll32.exe	32

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:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 232
    3⤵
    - Program crash
    PID:1996

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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