71afac4f513f72e9e14993cc3a4cb4964fe4486e1b2f139cab7b89924f7aed44

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 01:20

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

be2621a78a13a56cf09e00dd98488360
SHA1

75f0539dc6af200a07cdb056cddddec595c6cfd2
SHA256

852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5
SHA512

b80cf1f678e6885276b9a1bfd9227374b2eb9e38bb20446d52ebe2c3dba89764aa50cb4d49df51a974478f3364b5dbcbc5b4a16dc8f1123b40c89c01725be3d1
SSDEEP

192:eB2HS+ihg200uWz947Wzvxu6v0MI7JOde+Ij5Z77dslFsE+:3S62Gw947ExuGDI7J8EF7KIE

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2292 2124 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2292	2124	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 1708 wrote to memory of 2124	1708	rundll32.exe	rundll32.exe
PID 2124 wrote to memory of 2292	2124	rundll32.exe	WerFault.exe
PID 2124 wrote to memory of 2292	2124	rundll32.exe	WerFault.exe
PID 2124 wrote to memory of 2292	2124	rundll32.exe	WerFault.exe
PID 2124 wrote to memory of 2292	2124	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 224
    3⤵
    - Program crash
    PID:2292

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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