10e00650a49296b3a2309f722491e2260c5515dabc501aef56e40478c648f9a2

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 17:55

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General

Target

$PLUGINSDIR/execDos.dll
Size

11KB
MD5

84eac2b0da307a3b0d17c35838d8e7ee
SHA1

ea472569b5d8c11132fac266f5e340300a33df76
SHA256

bdc28057be0a9e5b4f3735197a382680f646c1bcadb18fcdb6bed0caf6bcad31
SHA512

8f6c662b2de6ff3a306f2024a127e0eb79f8160dde7bfbc00095e25e0e2d905df8c291f854fae40005718478eac83db5f4622a40f7b8600ac19255b37dadfce9
SSDEEP

192:Wx9pJ7jQs5toD6Cln/6tt19nYe+PjPArJUxVl+vlJar9ZCspE+TMQrs5R:WJtGblEnYPLWUHWteMHR

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	2252	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 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 1992 wrote to memory of 2252	1992	rundll32.exe	30
PID 2252 wrote to memory of 2504	2252	rundll32.exe	31
PID 2252 wrote to memory of 2504	2252	rundll32.exe	31
PID 2252 wrote to memory of 2504	2252	rundll32.exe	31
PID 2252 wrote to memory of 2504	2252	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\execDos.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\execDos.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 224
    3⤵
    - Program crash
    PID:2504

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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