42423d04ba097d3232915cc812d7fb95b373f75fcec7e9509111c1492d455262

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 22:32

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General

Target

05af323a82998cc44c2966b3976d905d.exe
Size

222KB
MD5

05af323a82998cc44c2966b3976d905d
SHA1

65c4b4901a6f7c82b0cb1ea8db0d1ca3fba18b3a
SHA256

42423d04ba097d3232915cc812d7fb95b373f75fcec7e9509111c1492d455262
SHA512

f6b0ab8a2a53cde0e319f8421dfab03c3f195445e452a09c306395cca832438e0332aa21fd0daafea56b2ad1554c9bca7076ca172f44efe5851190b25847734f
SSDEEP

6144:vjLeiC/O++0h9Yv38Vs2Hl1MOVbp0M3yN:vOxDBhi0V1l1MxMCN

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1920	is162946.exe

Loads dropped DLL 5 IoCs

pid	Process
2664	05af323a82998cc44c2966b3976d905d.exe
2664	05af323a82998cc44c2966b3976d905d.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	05af323a82998cc44c2966b3976d905d.exe

Program crash 1 IoCs

pid	pid_target	Process
1304	1920	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 1920	2664	05af323a82998cc44c2966b3976d905d.exe	17
PID 2664 wrote to memory of 1920	2664	05af323a82998cc44c2966b3976d905d.exe	17
PID 2664 wrote to memory of 1920	2664	05af323a82998cc44c2966b3976d905d.exe	17
PID 2664 wrote to memory of 1920	2664	05af323a82998cc44c2966b3976d905d.exe	17
PID 1920 wrote to memory of 1304	1920	is162946.exe	16
PID 1920 wrote to memory of 1304	1920	is162946.exe	16
PID 1920 wrote to memory of 1304	1920	is162946.exe	16
PID 1920 wrote to memory of 1304	1920	is162946.exe	16

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 88
1⤵
- Loads dropped DLL
- Program crash
PID:1304

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is162946.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\is162946.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1920

C:\Users\Admin\AppData\Local\Temp\05af323a82998cc44c2966b3976d905d.exe
"C:\Users\Admin\AppData\Local\Temp\05af323a82998cc44c2966b3976d905d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1920-14-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/1920-13-0x0000000000400000-0x0000000000412490-memory.dmp

Filesize
73KB

Download
memory/2664-12-0x0000000000110000-0x0000000000123000-memory.dmp

Filesize
76KB

Download
memory/2664-11-0x0000000000110000-0x0000000000123000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads