Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-f73wraxmbp
Target a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9
SHA256 a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9
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

a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9

Threat Level: Known bad

The file a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9 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 05:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 05:31

Reported

2024-11-11 05:34

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9.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\ndg34.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQv14.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_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\ndg34.exe N/A
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\a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9.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\a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndg34.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQv14.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9.exe

"C:\Users\Admin\AppData\Local\Temp\a36f50ee4cca73764dc64e8e5123a3771b396c0de5de7b269d804f45550476e9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndg34.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndg34.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQv14.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQv14.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 58.55.71.13.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.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 8.8.8.8:53 172.214.232.199.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

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndg34.exe

MD5 e672d6d75243d7ec34bb9babc67a5571
SHA1 f7d6a2eb1704ade285b5ba711deaa37634714e88
SHA256 c51bf3ede1ee6f08bb1f00097fa4e73809e90a29a37cc22fb9a4716d82cd03db
SHA512 d15b53e42c5ff8314ba7c9056c9a907943bef9a48cecb868a67435b83c68d368bcba4982f22709daca28a86ececc87f4607efee824fc43a0a3b3c2fc867623fd

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQv14.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4476-14-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

memory/4476-15-0x0000000000E40000-0x0000000000E72000-memory.dmp

memory/4476-16-0x0000000005C60000-0x0000000006278000-memory.dmp

memory/4476-17-0x00000000057E0000-0x00000000058EA000-memory.dmp

memory/4476-18-0x0000000005710000-0x0000000005722000-memory.dmp

memory/4476-19-0x0000000005770000-0x00000000057AC000-memory.dmp

memory/4476-20-0x00000000058F0000-0x000000000593C000-memory.dmp

memory/4476-21-0x0000000073F6E000-0x0000000073F6F000-memory.dmp