2c73f3896a5ae4d8cecf3bd7ec831bccf23c3ae1049826dfd863f5c40a7961d1

Analysis

max time kernel
15s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-08-2024 14:23

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General

Target

$PLUGINSDIR/CityHash.dll
Size

56KB
MD5

9c4d62dacd2d080af8ef584a98d2c86b
SHA1

f3e32932b5493d34137bfb1c14dd15b7f15533b3
SHA256

a5cce9a04cf79ca63a1bd43689248d4bad0b04a81b1a0ef03a5bc5750fa04482
SHA512

348a43598e49ef7d2cb76bb4940af5c304c634f8359b21822a5628df70f78fae0c2fd6bb0a8cd8500c462aa3bd7c1c3ee971a998720a55999eacf67ee2e18f3c
SSDEEP

768:D4+en4gr2vA4iZ147Imnw2LEwHCAoGDUWnyyJHY/s4Q8E1DZsD+RAr3x:Mhj1ZR6w24wHCAoGD+yJHl3I+RAr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2300	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 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2768 wrote to memory of 2300	2768	rundll32.exe	30
PID 2300 wrote to memory of 2256	2300	rundll32.exe	31
PID 2300 wrote to memory of 2256	2300	rundll32.exe	31
PID 2300 wrote to memory of 2256	2300	rundll32.exe	31
PID 2300 wrote to memory of 2256	2300	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CityHash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CityHash.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 220
    3⤵
    - Program crash
    PID:2256

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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