Malware Analysis Report

2024-12-07 03:37

Sample ID 241112-3n8dfstbmc
Target 77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388
SHA256 77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388
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

77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388

Threat Level: Known bad

The file 77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388 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

2024-11-12 23:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 23:40

Reported

2024-11-12 23:43

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388.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\ntQ21.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQm30.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\77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388.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\ntQ21.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\77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntQ21.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQm30.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388.exe

"C:\Users\Admin\AppData\Local\Temp\77dbaa659fecce6f5b98e8ab675671e22d1700c833a855e51b45a88e51094388.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntQ21.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntQ21.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQm30.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQm30.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
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
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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 73.209.201.84.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 99.208.201.84.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 30.73.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntQ21.exe

MD5 ad12083c97cbfd7bf5c90ebffed366ed
SHA1 f8b43e7008aa7faa9dc9dc6d2a0f88b0a1152c4b
SHA256 c2dded6f09c893fb65ccde74820ca12fdcb430f8048d2cbcbbbbd554aa46e8b0
SHA512 b4987d55f93d414fdd1dda7eee02278cb2dfdd4f57b57b3eb9d7c48863bc7f061a05e0ede68d0993531e40a105b7d0e5bec7bcfc878d995178e3e45d8be2373f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bQm30.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/748-14-0x000000007405E000-0x000000007405F000-memory.dmp

memory/748-15-0x00000000009C0000-0x00000000009F2000-memory.dmp

memory/748-16-0x0000000005920000-0x0000000005F38000-memory.dmp

memory/748-17-0x00000000054A0000-0x00000000055AA000-memory.dmp

memory/748-18-0x00000000053D0000-0x00000000053E2000-memory.dmp

memory/748-19-0x0000000005430000-0x000000000546C000-memory.dmp

memory/748-20-0x00000000055B0000-0x00000000055FC000-memory.dmp

memory/748-21-0x000000007405E000-0x000000007405F000-memory.dmp