Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-nv9sjayqfr
Target 57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216
SHA256 57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216
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

57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216

Threat Level: Known bad

The file 57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216 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 11:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 11:44

Reported

2024-11-10 11:46

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216.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\nTB82.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bby36.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\57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216.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\nTB82.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\57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTB82.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bby36.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216.exe

"C:\Users\Admin\AppData\Local\Temp\57e60972c1324a1ff47640d2f8453245b58d47829bc78ddba1c299bf50d5c216.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTB82.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nTB82.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bby36.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bby36.exe

Network

Country Destination Domain Proto
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.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
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 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.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 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.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\nTB82.exe

MD5 5c3ed2bb7ae26ffff41c560adf287814
SHA1 324c11568377ad0cd5802c874eb9c58ad35a121a
SHA256 71517c1b90733b2aab457f7b6f1eb1e714177e91ccddf7ffe955ae20011072f3
SHA512 e7a895c4005004b49cba125d011453da130d1a3090ffb8ac4b09ea6f9d0e8359f8985af7b30bbf87b72703c15cd9704dcbd59277daae52ad091ef02bb15bef50

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bby36.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/3672-14-0x00000000744BE000-0x00000000744BF000-memory.dmp

memory/3672-15-0x0000000000CB0000-0x0000000000CE2000-memory.dmp

memory/3672-16-0x0000000005C60000-0x0000000006278000-memory.dmp

memory/3672-17-0x0000000005790000-0x000000000589A000-memory.dmp

memory/3672-18-0x00000000056C0000-0x00000000056D2000-memory.dmp

memory/3672-19-0x00000000058A0000-0x00000000058DC000-memory.dmp

memory/3672-20-0x00000000056E0000-0x000000000572C000-memory.dmp

memory/3672-21-0x00000000744BE000-0x00000000744BF000-memory.dmp