Malware Analysis Report

2024-12-07 03:37

Sample ID 241113-avarjstfrm
Target 9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817
SHA256 9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817
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

9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817

Threat Level: Known bad

The file 9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817 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

2024-11-13 00:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 00:31

Reported

2024-11-13 00:34

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.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\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.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\soz73xq.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\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe
PID 4220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe
PID 4220 wrote to memory of 2764 N/A C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe
PID 2764 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe
PID 2764 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe
PID 2764 wrote to memory of 1124 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe
PID 1124 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe
PID 1124 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe
PID 1124 wrote to memory of 1984 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe

"C:\Users\Admin\AppData\Local\Temp\9090670f32e6752bc54f3a86ffdf63991aab3b11f3c2b04b499da11ed9545817.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\soz73xq.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 95.221.229.192.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 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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\soz73xq.exe

MD5 8415640fb9590125ed34222def8ff793
SHA1 8c3fd67db8cb278db648ae046872ca66e74b6d69
SHA256 eefd742ce8b36a0ba4741e069debd2bf64655c7b779005b30e6189deb72268b7
SHA512 13c5d71d0ca1932f7bdf4de059a860758e6193f62d239e782663e435fa063497f9721786e52a689a946d32684cf28e425dbfee06e0b96b1cf5ec5980a5eb96a3

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sFK29XX.exe

MD5 4b6426309788458ddf8532ef030a6cae
SHA1 56ce0f5e7431b21774039084b11157509c57b26b
SHA256 ff1ccee13b39d6063dcf0796a6cdc9f4b65c8a48c8e74fe917a096bc74b87648
SHA512 b2634c9b07197d74b24f3d2f8e2c5f9a223d93359e7a1200de392ba95629afb17c30100fdf565b8c397974c11d518ee2e23818b338bcd9eae7fca10bdf16e30e

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kjg04bY.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/1984-21-0x00000000002B0000-0x00000000002E2000-memory.dmp

memory/1984-22-0x0000000005210000-0x0000000005828000-memory.dmp

memory/1984-23-0x0000000004D90000-0x0000000004E9A000-memory.dmp

memory/1984-24-0x0000000004CC0000-0x0000000004CD2000-memory.dmp

memory/1984-25-0x0000000004D20000-0x0000000004D5C000-memory.dmp

memory/1984-26-0x0000000004EA0000-0x0000000004EEC000-memory.dmp