17cbe8300e9bf7b81a3e1d28c88abd403a4ee5edca41e0412730a9a4685dd965

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10-08-2024 23:13

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General

Target

$PLUGINSDIR/nsWebJPDesk.dll
Size

301KB
MD5

1fda2443aef2f3852ccf37a7c7056b65
SHA1

afbe7eee647c887718963c38f38c0f0ff1766694
SHA256

dd5e4cbb5c87bff86faa92a4fb1c0c8cca2edf235c7ce672d051f2d1b8389467
SHA512

953f981beee1bd39efe0f7b525f49afa004d003a8159d4615513d3bc3e5bae48beb6e24c515d1c200b3340cd1cd15bc51a734d1ded986be41e41d5f36bee9a26
SSDEEP

3072:sz28IH4In1NPxwGZ+hkqQkkc6ncSQ9vyw8gekwvegplJwwwwww6pZaELk5vbjz:szuYa1I3kqdKcS0Hwjl2Jw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	1660	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 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1660 wrote to memory of 1800	1660	rundll32.exe	31
PID 1660 wrote to memory of 1800	1660	rundll32.exe	31
PID 1660 wrote to memory of 1800	1660	rundll32.exe	31
PID 1660 wrote to memory of 1800	1660	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWebJPDesk.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- 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:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 240
    3⤵
    - Program crash
    PID:1800

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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