Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-qazg6szqdn
Target 457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656
SHA256 457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656
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

457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656

Threat Level: Known bad

The file 457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656 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

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 13:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 13:04

Reported

2024-11-10 13:06

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656.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\nUl15.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIf97.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\nUl15.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\457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656.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\457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUl15.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIf97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656.exe

"C:\Users\Admin\AppData\Local\Temp\457c79c40a6f3c7994b62b131932c227cba316ed0c25fb36d15022b427c1c656.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUl15.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nUl15.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIf97.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIf97.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.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 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.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 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 14.227.111.52.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\nUl15.exe

MD5 d0218c42104ef8055b850785461b22ae
SHA1 a3d76c9dc6e8299a7cbdb1866bd72e9d239c9507
SHA256 94c3096bd80f50cabda0be7193afcffd6bbe23cbfb1a905496dc69f8c22bebb2
SHA512 45fc1b137ed9fd3905ad90c31e0a63c11278fc04a192e8b675556995ff2fefe82272b5c1b1e9ea25b242c693a38f5415d849c74ca4dedae62eeb207c42d2d405

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIf97.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/2176-14-0x000000007452E000-0x000000007452F000-memory.dmp

memory/2176-15-0x0000000000680000-0x00000000006B2000-memory.dmp

memory/2176-16-0x0000000005630000-0x0000000005C48000-memory.dmp

memory/2176-17-0x0000000005160000-0x000000000526A000-memory.dmp

memory/2176-18-0x0000000005090000-0x00000000050A2000-memory.dmp

memory/2176-19-0x0000000005120000-0x000000000515C000-memory.dmp

memory/2176-20-0x0000000005270000-0x00000000052BC000-memory.dmp

memory/2176-21-0x000000007452E000-0x000000007452F000-memory.dmp