d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558

Analysis

max time kernel
31s
max time network
32s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2022, 08:38

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General

Target

d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558.dll
Size

298KB
MD5

ad1d1a7a06c335f7d353b5d32a57560a
SHA1

9dbf98ee39f45e6a556cf829d10ddab6434aef9d
SHA256

d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558
SHA512

a6a39235dd8015cd59b7e969ccbbba5920f8cc88587722b14109574578a159256e59e82d6dff180fedf12af45ea1bca00dd6017fc748c127344e9bbb7d7e6e0c
SSDEEP

6144:g9uLZeJWdOfy7ec5lq9iOaAvUKmd7Y783VEHjYe3waudTNSkmH406MT:i2ZeJWdOfncT4dtvqd7WOVAtvM

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558 = "rundll32.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558.dll,#1"	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4424	4536	WerFault.exe	16

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 4536	1004	rundll32.exe	16
PID 1004 wrote to memory of 4536	1004	rundll32.exe	16
PID 1004 wrote to memory of 4536	1004	rundll32.exe	16

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d58020db36a5db234b236d4f5b6b0d534a5d47b839fac08413078db69c768558.dll,#1
  2⤵
  - Adds Run key to start application
  PID:4536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4536 -s 720
    3⤵
    - Program crash
    PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4536 -ip 4536
1⤵
PID:3488

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4536-133-0x0000000002B20000-0x0000000002B6D000-memory.dmp

Filesize
308KB

Download
memory/4536-137-0x0000000001210000-0x0000000001240000-memory.dmp

Filesize
192KB

Download