507641e3047216809af93a127af70a266e273cd95c1cfaa06605a753b9166388

Analysis

max time kernel
32s
max time network
147s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
01/10/2024, 18:03

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General

Target

Delta V3.61/bin/590.dll
Size

5.7MB
MD5

9d947d9f9432cc466f17d6999c82e097
SHA1

92de10cdb741536c4d143324798629531779a88d
SHA256

dd220cfb8765304d9705bb162c570fdb48dc07dfe68cd2d2629dc6d5d0460fe1
SHA512

baf09afa9c164cc8c08e08877b8d0f1f58a7e6d2ecec54b564b27ed73baf6a2c2a2d76bbbeaa3ab9f5f36db2080f27b93acecea0e99a4575bee427af1093af77
SSDEEP

98304:450ZEc3CPEdzS3iFYcuZwI9lu/lgQ/6SCGeqH:2bPWEiqGBR

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4392	3588	WerFault.exe	77

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 behavior: EnumeratesProcesses 6 IoCs

pid	Process
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe
3588	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 232 wrote to memory of 3588	232	rundll32.exe	77
PID 232 wrote to memory of 3588	232	rundll32.exe	77
PID 232 wrote to memory of 3588	232	rundll32.exe	77

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Delta V3.61\bin\590.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Delta V3.61\bin\590.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 612
    3⤵
    - Program crash
    PID:4392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3588 -ip 3588
1⤵
PID:2652

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/3588-0-0x00000000012A0000-0x00000000012A1000-memory.dmp

Filesize
4KB

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