fd37bbba7671d0620e521c605de9765cab9f9bf031b2a5e507ec67cd174e3068

Analysis

max time kernel
91s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 11:40

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General

Target
$PLUGINSDIR/UserInfo.dll
Size 4KB
Sample240825-ntdnpssdrf
SHA256 25c4f65b02eca4ad897d7a623b3ca1290bac836e98ab5ee5f6c527dfb6a41dd7
MD5 419d642fe3436fda8bb22eea9c37a6ca
SHA1 c1644131b880c6e03f14de3c79efd27093a77908
SHA512 29df088e3b5189efd6fbeebc2f23c5850303d40fe5331cd336bb852d986f9ab66f7bcd963ebf8c4e4eea7d49a6590027490d651a3e4781024c7983a2c456a337
MD5 SHA1 SHA512

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2344	2464	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 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2748 wrote to memory of 2464	2748	rundll32.exe	30
PID 2464 wrote to memory of 2344	2464	rundll32.exe	31
PID 2464 wrote to memory of 2344	2464	rundll32.exe	31
PID 2464 wrote to memory of 2344	2464	rundll32.exe	31
PID 2464 wrote to memory of 2344	2464	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 224
    3⤵
    - Program crash
    PID:2344

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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