6ce95dfac314392848639bf784d0b729fc99460fedc9aed82e27ae6f02001c59

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/10/2024, 23:46

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General

Target

$PLUGINSDIR/nsWebJPDesk.dll
Size

303KB
MD5

064c5337ed2c6f123f5270d7dcec2a40
SHA1

51efbdc6f795510b84f6c0e3b9796f8720a55983
SHA256

e73b9d938fcccf600d3fa743965b7190f376c830091b05f828b052d1f439d389
SHA512

5c840dfcc346ddc1a4de2ada1ea311cf1ab049866ce9bcf02c9d20422a92f521e35413323d818393ba0b452499c394eadc39a94200afd35cd6fb1e143e11bd7f
SSDEEP

3072:Y5gYOFiiBz0yPYx2yXk+5OqQkkc6ncSQ9vyw8gekwvegplJwwwwww6pZaELk5A:dFDBYyo2yXOqdKcS0Hwjl2JwK

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1932	2420	WerFault.exe	28

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 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2404 wrote to memory of 2420	2404	rundll32.exe	28
PID 2420 wrote to memory of 1932	2420	rundll32.exe	29
PID 2420 wrote to memory of 1932	2420	rundll32.exe	29
PID 2420 wrote to memory of 1932	2420	rundll32.exe	29
PID 2420 wrote to memory of 1932	2420	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWebJPDesk.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWebJPDesk.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 236
    3⤵
    - Program crash
    PID:1932

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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