947bb56ca4bdca0a406a3cec6da2de61d8ee2399c289429b77091d984d96fb11

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-10-2024 22:51

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General

Target

$PLUGINSDIR/nsExec.dll
Size

9KB
MD5

dad21928213e804133c6eed2b5402dbc
SHA1

82fa0fe67dc55e22e2289800b2fca34bf59762d6
SHA256

5f80c7ba031f546b69bd57071bdb5334760cde5afc43fe8271b9e6a3204ef390
SHA512

8e8428f1bd5a81a447f8b892215d09d5695b1fcc9eb5bf0d9771a6989750feaa5957966fb444a24d78cf51ebb783d615348337e44b884c2e5d5f63d80551c9f3
SSDEEP

192:lkhF3tTTxsMRRuWDxvsiwDc4veSQ4b95Q4huV+:lqFh9LRR7Z/oPX5QIuV+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	2032	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 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2276 wrote to memory of 2032	2276	rundll32.exe	31
PID 2032 wrote to memory of 2316	2032	rundll32.exe	32
PID 2032 wrote to memory of 2316	2032	rundll32.exe	32
PID 2032 wrote to memory of 2316	2032	rundll32.exe	32
PID 2032 wrote to memory of 2316	2032	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:2276
- 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:2032
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 224
    3⤵
    - Program crash
    PID:2316

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

Replay Monitor

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Downloads

memory/2032-0-0x000000006E940000-0x000000006E948000-memory.dmp

Filesize
32KB

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