79ce85eef02c8514b05bdc692a89d4606cfd2f36554d4919a8666f4dac07d82c

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 07:49

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

0d7ad4f45dc6f5aa87f606d0331c6901
SHA1

48df0911f0484cbe2a8cdd5362140b63c41ee457
SHA256

3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
SHA512

c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
SSDEEP

192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3064 2856 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
3064	2856	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 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 1868 wrote to memory of 2856	1868	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 3064	2856	rundll32.exe	WerFault.exe
PID 2856 wrote to memory of 3064	2856	rundll32.exe	WerFault.exe
PID 2856 wrote to memory of 3064	2856	rundll32.exe	WerFault.exe
PID 2856 wrote to memory of 3064	2856	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:1868
- 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:2856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 220
    3⤵
    - Program crash
    PID:3064

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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