Malware Analysis Report

2024-12-07 03:40

Sample ID 241111-dbgbrs1djk
Target 1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3
SHA256 1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3
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

1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3

Threat Level: Known bad

The file 1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3 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 02:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 02:49

Reported

2024-11-11 02:52

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3.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\nxe16.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFd01.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\1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3.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\nxe16.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\1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nxe16.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFd01.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3.exe

"C:\Users\Admin\AppData\Local\Temp\1ebe028f378930b59920cdae1a51ba597b09cc6d89e710594a21a741732f18c3.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nxe16.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nxe16.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFd01.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFd01.exe

Network

Country Destination Domain Proto
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 68.209.201.84.in-addr.arpa udp
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 13.227.111.52.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\nxe16.exe

MD5 e1305587077a1c4b12b1f83f3839d879
SHA1 741991a7ffa190433aea77e403b422b7bf4372b0
SHA256 ae8972a3e9590b0e42a779234105dcacf616c2747809172908549bd03d0c46a2
SHA512 13aebada5249072dd6f20f26c1848424ee0ef231ca1693edc5320cbfddf0988e88e4d72b91cacc7ae2c057ea2682d91e768d95ecfa064a0e54f14319e9da87bf

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bFd01.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3108-14-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

memory/3108-15-0x00000000006E0000-0x0000000000712000-memory.dmp

memory/3108-16-0x0000000005640000-0x0000000005C58000-memory.dmp

memory/3108-17-0x00000000051C0000-0x00000000052CA000-memory.dmp

memory/3108-18-0x00000000050F0000-0x0000000005102000-memory.dmp

memory/3108-19-0x0000000005150000-0x000000000518C000-memory.dmp

memory/3108-20-0x00000000052D0000-0x000000000531C000-memory.dmp

memory/3108-21-0x0000000074A4E000-0x0000000074A4F000-memory.dmp