Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-fw1l9atgjb
Target bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9
SHA256 bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9
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

bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9

Threat Level: Known bad

The file bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9 was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

Redline family

RedLine

RedLine payload

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 05:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 05:14

Reported

2024-11-11 05:16

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9.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\nHN83.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp75.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\bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9.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\nHN83.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\IXP000.TMP\nHN83.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp75.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9.exe

"C:\Users\Admin\AppData\Local\Temp\bd8cd90a50a340b03a7d60fbeb6eda79cce0416cf939776c82206beb6b96a5d9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHN83.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHN83.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp75.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp75.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 98.208.201.84.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 26.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nHN83.exe

MD5 6662005b7f1dd0a5ffacf6a37c26ac69
SHA1 d496bf4c420f8f8bddcf1813023970b66b03d9d0
SHA256 374677a717bafc06fd27d448ced0d399e5ee8690fb9a7c80ed2f446976316770
SHA512 e06d2cd88b5567efa8a08b96893ff9650df865c2aa9cbc9e1cb9352b0cde00665ced94f964b2e9f852fc114a5ee7e13431566b8aab6e28f02eb7059d867aabce

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp75.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3240-14-0x0000000074A6E000-0x0000000074A6F000-memory.dmp

memory/3240-15-0x0000000000D50000-0x0000000000D82000-memory.dmp

memory/3240-16-0x0000000005CD0000-0x00000000062E8000-memory.dmp

memory/3240-17-0x0000000005830000-0x000000000593A000-memory.dmp

memory/3240-18-0x0000000005760000-0x0000000005772000-memory.dmp

memory/3240-19-0x00000000057F0000-0x000000000582C000-memory.dmp

memory/3240-20-0x0000000005780000-0x00000000057CC000-memory.dmp

memory/3240-21-0x0000000074A6E000-0x0000000074A6F000-memory.dmp