a01a62156170d2f163507a09320efe3ac4112be7ac0e82752799963c6603a095

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07-10-2024 08:16

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

5aa38904acdcc21a2fb8a1d30a72d92f
SHA1

a9ce7d1456698921791db91347dba0489918d70c
SHA256

10675f13abaee592f14382349aa35d82fb52aab4e27eef61d0c83dec1f6b73da
SHA512

f04740da561d7cd0dea5e839c9e1c339d4a3e63944d3566c94c921a3d170a69918a32dff3f3b43f13d55cc25a2dbb4c21104f062c324308ac5104179766402a3
SSDEEP

96:AOBtEB2flLkatAthPZJoi9jpfW/er6cBbcB/NFyVOHd0+uHwEX:AhB2flXAVJtjf6cBbcB/N8Ved0PZ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1508	1956	WerFault.exe	29

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 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1456 wrote to memory of 1956	1456	rundll32.exe	29
PID 1956 wrote to memory of 1508	1956	rundll32.exe	30
PID 1956 wrote to memory of 1508	1956	rundll32.exe	30
PID 1956 wrote to memory of 1508	1956	rundll32.exe	30
PID 1956 wrote to memory of 1508	1956	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- 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:1956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 220
    3⤵
    - Program crash
    PID:1508

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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