5c92f0738c290eac319d4ac3006b5725f1d2163fbfe68dbb2047e07920f4d5e8

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
28-09-2024 10:53

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

b8992e497d57001ddf100f9c397fcef5
SHA1

e26ddf101a2ec5027975d2909306457c6f61cfbd
SHA256

98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b
SHA512

8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c
SSDEEP

192:PPtkumJX7zB22kGwfy0mtVgkCPOs81un:E702k5qpds8Qn

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2236 2392 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
2236	2392	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 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2688 wrote to memory of 2392	2688	rundll32.exe	rundll32.exe
PID 2392 wrote to memory of 2236	2392	rundll32.exe	WerFault.exe
PID 2392 wrote to memory of 2236	2392	rundll32.exe	WerFault.exe
PID 2392 wrote to memory of 2236	2392	rundll32.exe	WerFault.exe
PID 2392 wrote to memory of 2236	2392	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:2688
- 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:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 224
    3⤵
    - Program crash
    PID:2236

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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