Malware Analysis Report

2024-12-07 03:39

Sample ID 241111-c3p8batqbn
Target b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9
SHA256 b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9
Tags
redline fusa discovery infostealer persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9

Threat Level: Known bad

The file b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9 was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 02:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 02:36

Reported

2024-11-11 02:38

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\brS72.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
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\\\"" C:\Users\Admin\AppData\Local\Temp\b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\brS72.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9.exe

"C:\Users\Admin\AppData\Local\Temp\b72977062937bf4da882757403cf0415286612b8c9b6d67f71fa034ead2edfa9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\brS72.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\brS72.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naG26.exe

MD5 edd19cf324844f84be4236fa0d7b8e4c
SHA1 ddba796ea1a150ab9891f7534c45c9d7bb82508a
SHA256 becba7684dc8be35385b2bf8d86493708be3a7d6e2fbb4beed035dbbc5047519
SHA512 f40f24304b8c0be56fc985fe3f8fbd6ccc16b3f7efbf9616a54914241db610f77858fb7f59496b25d99d3c2a94f3a962147e90f1556670fbb519371cb28cac61

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\brS72.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/220-14-0x00000000749EE000-0x00000000749EF000-memory.dmp

memory/220-15-0x00000000005E0000-0x0000000000612000-memory.dmp

memory/220-16-0x0000000005440000-0x0000000005A58000-memory.dmp

memory/220-17-0x0000000004F80000-0x000000000508A000-memory.dmp

memory/220-18-0x0000000004EB0000-0x0000000004EC2000-memory.dmp

memory/220-19-0x0000000004F40000-0x0000000004F7C000-memory.dmp

memory/220-20-0x0000000005090000-0x00000000050DC000-memory.dmp

memory/220-21-0x00000000749EE000-0x00000000749EF000-memory.dmp