1136ee7a67a681360fa5d24d7750430420ef306f62600881430efa72eb6c381d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:57

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General

Target

$PLUGINSDIR/gyntfpvv.dll
Size

107KB
MD5

1b4b82bd261b0060c35baf9b9f535dda
SHA1

660c6cbea8c9416ad492e088d088d46302d78d83
SHA256

1f382ad503e54ebdfd100f5f2b1cc134a419c3b4551fb81fc117050c4213fe16
SHA512

879b6a39332077fe507ee09ea7d72f65edd4f8bc105dc9e996a322044424a9f357e19d0178ac85fbb262968078de1fb8967acc84a1972531e4bf4e3d3e29aaef
SSDEEP

1536:9xMrFJufXhU9CLVJ4QRnjv4yPu5zppdWMYHTp2k4wsHS/z0N:9xMrFIfxU9VQtr0xWYk4wj/z0

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1984	1548	WerFault.exe	31

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 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 548 wrote to memory of 1548	548	rundll32.exe	31
PID 1548 wrote to memory of 1984	1548	rundll32.exe	32
PID 1548 wrote to memory of 1984	1548	rundll32.exe	32
PID 1548 wrote to memory of 1984	1548	rundll32.exe	32
PID 1548 wrote to memory of 1984	1548	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyntfpvv.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\gyntfpvv.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 220
    3⤵
    - Program crash
    PID:1984

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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