b5aefdeb0f451c2edd13b5d42cb64234f5b513997af891ae3f5c187d15701602

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
24/07/2024, 02:48

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General

Target
$PLUGINSDIR/nsExec.dll
Size 7KB
Sample240724-danpfstglj
SHA256 14ebfa0711b48ec748b6e4985db4b99a827996ae44b28122d16f14d0d0f51bb6
MD5 84bcbefa5fe3d82647a15f135f22fb2a
SHA1 7c23a0c1a8b185f5af456dafa63a3c1207d8c1dc
SHA512 c0e4ca46be6892b2cec77992e809897bcb768e3436d9bd81e4f84f4f1da9ef123ae902783147d263ac8019c732f131654694ad4105888c1f310c7bce8844b7dd
SSDEEP 96:0Vl/7KOuFlKHMpXGu8FX6eT3sQk1u2QmIG4fa9IJ4V:0Vl+hSs2u85TTHkZQmgy9I0
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2168	2172	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 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2324 wrote to memory of 2172	2324	rundll32.exe	31
PID 2172 wrote to memory of 2168	2172	rundll32.exe	32
PID 2172 wrote to memory of 2168	2172	rundll32.exe	32
PID 2172 wrote to memory of 2168	2172	rundll32.exe	32
PID 2172 wrote to memory of 2168	2172	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 220
    3⤵
    - Program crash
    PID:2168

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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