Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-ahqx1a1ncr
Target 82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4
SHA256 82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4
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

82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4

Threat Level: Known bad

The file 82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4 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 00:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 00:13

Reported

2024-11-11 00:15

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4.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\dyG54.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aaN77.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\82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4.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\dyG54.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\82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dyG54.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aaN77.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4.exe

"C:\Users\Admin\AppData\Local\Temp\82acfc82b865246d8db55c0b48ea07105d92d1bb422d238a28e105e0a89ee3a4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dyG54.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dyG54.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aaN77.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aaN77.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
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 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
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 43.229.111.52.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\dyG54.exe

MD5 90232def4ebfd55d33712f56ecacc371
SHA1 7f181d3ae3e587003c260de0a565107a819997b1
SHA256 718e33a9ed5f845c0b98a29855e6f417b320cba561d27ee7e6ded47fd7001395
SHA512 306161ca06c8d06c9044fb52fc38db21e04bd2a154939cbe1d0e5b9ea5a29e107c396498e780035be62a304720e12a3a57f8096ea413ab13c46475868805e810

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aaN77.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/2788-14-0x0000000073FAE000-0x0000000073FAF000-memory.dmp

memory/2788-15-0x0000000000540000-0x0000000000572000-memory.dmp

memory/2788-16-0x0000000005370000-0x0000000005988000-memory.dmp

memory/2788-17-0x0000000004EE0000-0x0000000004FEA000-memory.dmp

memory/2788-18-0x0000000004E10000-0x0000000004E22000-memory.dmp

memory/2788-19-0x0000000004EA0000-0x0000000004EDC000-memory.dmp

memory/2788-20-0x0000000004E30000-0x0000000004E7C000-memory.dmp

memory/2788-21-0x0000000073FAE000-0x0000000073FAF000-memory.dmp