2d5e652425785634a024b9c45c5f72b059cd5912f3e1ceaa533076a8f5243eee

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 12:09

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General

Target

NzbExplorer/unrar.dll
Size

160KB
MD5

1b290d4e2d093cfa2db3c8f240838290
SHA1

0b2029a5002a90cdaffb9ddcd20bfbfd272c4a33
SHA256

8b4d5495ecd588e67cd428619bd89be03d0a1a577de0502d176475ea2d23ad80
SHA512

19d317400ddadf4d9e2a265aed46ac639cad07370f0da6ab707a1face13a4600724b65e4b4a68520f737aa788cd9f9246c9c3b8938bac0ae42bbe8d6a0ae03f0
SSDEEP

3072:Au/CS3cX/UnorDUbl5YwB8yPyoUnxR6dBFBdFQGnnqFFNPpc2AQQZONOkUiHP:3/CS3cXcRbow6xR6d6TPpc2AQbNOk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	828	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 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 2104 wrote to memory of 828	2104	rundll32.exe	30
PID 828 wrote to memory of 2376	828	rundll32.exe	31
PID 828 wrote to memory of 2376	828	rundll32.exe	31
PID 828 wrote to memory of 2376	828	rundll32.exe	31
PID 828 wrote to memory of 2376	828	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NzbExplorer\unrar.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NzbExplorer\unrar.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 224
    3⤵
    - Program crash
    PID:2376

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/828-0-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

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