Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-g7lsxavbnn
Target 3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9
SHA256 3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9
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

3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9

Threat Level: Known bad

The file 3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9 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 06:26

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 06:26

Reported

2024-11-11 06:29

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9.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\nnr16.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bEo15.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\3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9.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\nnr16.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\3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnr16.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bEo15.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9.exe

"C:\Users\Admin\AppData\Local\Temp\3ac765ad8759dfdb430c80dee75082917c8d3b1ab98ad48a920cfca3f488eec9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnr16.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnr16.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bEo15.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bEo15.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 88.210.23.2.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\nnr16.exe

MD5 10b44281e6e4af7402fa9373709bddd8
SHA1 c48f1eff29334fb7cd5d372e308e62c86d91af1e
SHA256 c2678bc5f08c014824b6ee748cb4556cd6aa275b9a072662f31872818135a693
SHA512 3e1f2480120907f361c9fd69ab3d450540b31d132ebf00f10ea44874437aa74dc6849cc50d28887fb58772d58328c77ddcc6c836d7c990f1b4c7cb0141a79f2c

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bEo15.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/872-14-0x000000007496E000-0x000000007496F000-memory.dmp

memory/872-15-0x0000000000B00000-0x0000000000B32000-memory.dmp

memory/872-16-0x0000000005A70000-0x0000000006088000-memory.dmp

memory/872-17-0x00000000055E0000-0x00000000056EA000-memory.dmp

memory/872-18-0x0000000005510000-0x0000000005522000-memory.dmp

memory/872-19-0x0000000005570000-0x00000000055AC000-memory.dmp

memory/872-20-0x00000000056F0000-0x000000000573C000-memory.dmp

memory/872-21-0x000000007496E000-0x000000007496F000-memory.dmp