aa3874dd640b90e924c5d8f7c92fa932714e436e688611a4d2e634f58122f918

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 05:52

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General

Target
$PLUGINSDIR/execDos.dll
Size 5KB
Sample240901-gk5mhatamn
SHA256 720be35cd1b4a333264713dc146b4ad024f3a7ad0644c2d8c6fcedd3c30e8a1f
MD5 0deb397ca1e716bb7b15e1754e52b2ac
SHA1 fbb9bcf872c5dbb4ca4c80fb21d41519bc273ef5
SHA512 507db0bee0897660750007e7ce674406acf9e8bf942cf26ded5654c07682757b07c9eb767bead0966478abc554dc9a6461c4288dc35d12cacfadad4c128f1bb7
SSDEEP 96:J++xDiP4p7t7dNOt3stxtRFFXxGD6qxlnKE6ttdH3r3:Rx9pJ7jQs5toD6Cln/6tt1
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process
1084	2632	WerFault.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

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 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2944 wrote to memory of 2632	2944	rundll32.exe	31
PID 2632 wrote to memory of 1084	2632	rundll32.exe	32
PID 2632 wrote to memory of 1084	2632	rundll32.exe	32
PID 2632 wrote to memory of 1084	2632	rundll32.exe	32
PID 2632 wrote to memory of 1084	2632	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\execDos.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2944
- 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:2632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 220
    3⤵
    - Program crash
    PID:1084

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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