cccdce824faa0744b1db5a1aa1dc0b4d0c25364492bbb7c616c229a3cada4cd2

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 03:20

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General

Target

$PLUGINSDIR/nsExec.dll
Size

11KB
MD5

7c0dc12cdc807a3bb4afda989a663f95
SHA1

3db74d921bd68ce73834de4636bbec03b21723ff
SHA256

0d022cc0aa60a3f41dbeb6776e9acb016ff3d42396e3371f15cc22352e621eb5
SHA512

22301b351c0332fce7b0d6b21e2b1dc9a850658b8ac610bfa4fb9d02adfbdad30211f04edcabd4141574d243cb6333ef78adb6647860641c84e5d6dc6f635a20
SSDEEP

192:nQux93kCB6nGYq1f9ymY1aulOaBETAJYkvQhHLrqNo25JF/:nLx937B6GY48HQulOGETAJYkvmLr0oSD

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	2520	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 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2380 wrote to memory of 2520	2380	rundll32.exe	30
PID 2520 wrote to memory of 2392	2520	rundll32.exe	31
PID 2520 wrote to memory of 2392	2520	rundll32.exe	31
PID 2520 wrote to memory of 2392	2520	rundll32.exe	31
PID 2520 wrote to memory of 2392	2520	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- 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:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 220
    3⤵
    - Program crash
    PID:2392

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/2520-0-0x0000000075370000-0x0000000075379000-memory.dmp

Filesize
36KB

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