3da951c56a2b1a30bc04ab13d354d0790f97bfdb336e481e7f9af3d165ffdeb3

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 00:00

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General

Target

$PLUGINSDIR/nsNiuniuSkin.dll
Size

892KB
MD5

77270fd8bbc780b411eb737641e1e6cd
SHA1

3d0b9351785836e81fbd38f17d4d50e0224bce44
SHA256

562a8cb521971572445f73d9344a1984345f44d631397d0c305cf4512d2c8db1
SHA512

37cd6f15e819242fcf8a1ef8c4e4f0fb5b313aae572230b1d1c3506e4584dbe9e6dc860223d2ff104f96fdb34a082becb6df1e789e846343047dae69a1f98097
SSDEEP

24576:T9IcjGQXmnvnDy2zwK5DezNs7cQh+5LJa:8QXml5izN+3kLw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2804	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 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2748 wrote to memory of 2804	2748	rundll32.exe	31
PID 2804 wrote to memory of 2836	2804	rundll32.exe	32
PID 2804 wrote to memory of 2836	2804	rundll32.exe	32
PID 2804 wrote to memory of 2836	2804	rundll32.exe	32
PID 2804 wrote to memory of 2836	2804	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsNiuniuSkin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsNiuniuSkin.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 236
    3⤵
    - Program crash
    PID:2836

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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