Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-ee4rxascpr
Target c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c
SHA256 c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c
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

c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c

Threat Level: Known bad

The file c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c was found to be: Known bad.

Malicious Activity Summary

redline fusa discovery infostealer persistence

RedLine payload

Redline family

RedLine

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 03:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 03:52

Reported

2024-11-11 03:54

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c.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\nhs70.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkm21.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\c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c.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\nhs70.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\c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhs70.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkm21.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c.exe

"C:\Users\Admin\AppData\Local\Temp\c036777b1468d10cc5d88590e62b4bd55676b5e15e3a372a3b2659b6b814c01c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhs70.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhs70.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkm21.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkm21.exe

Network

Country Destination Domain Proto
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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 8.8.8.8:53 241.42.69.40.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 88.210.23.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhs70.exe

MD5 c0f93f8a213f00a25f02b668d70bbca8
SHA1 e995fe4efe15ee5d34cca42d22f04d5ba658822b
SHA256 3184a093ecab00e3de5cd4109fef894e6ab762d0fdf13c59874fc8538902db0d
SHA512 db769eaeb68612909d118909024d3641fd0a02f6a9ef9bc2e5b6a4ddae2944a7bdb18dda3686d18966cc4cac81220196dd3617c8e9f374916e07d5f37a99c2f9

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bkm21.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4288-14-0x00000000748AE000-0x00000000748AF000-memory.dmp

memory/4288-15-0x0000000000260000-0x0000000000292000-memory.dmp

memory/4288-16-0x0000000005080000-0x0000000005698000-memory.dmp

memory/4288-17-0x0000000004C00000-0x0000000004D0A000-memory.dmp

memory/4288-18-0x0000000004B40000-0x0000000004B52000-memory.dmp

memory/4288-19-0x0000000004BA0000-0x0000000004BDC000-memory.dmp

memory/4288-20-0x0000000004D10000-0x0000000004D5C000-memory.dmp

memory/4288-21-0x00000000748AE000-0x00000000748AF000-memory.dmp