Malware Analysis Report

2024-12-07 03:39

Sample ID 241111-cpc1tszkbt
Target acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb
SHA256 acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb
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

acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb

Threat Level: Known bad

The file acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb 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

2024-11-11 02:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 02:14

Reported

2024-11-11 02:17

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb.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\nSs54.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bgJ56.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\acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb.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\nSs54.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\acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSs54.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bgJ56.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb.exe

"C:\Users\Admin\AppData\Local\Temp\acb84e474eade018b7c2f3efbd0f6d29b2726e356348fa094a604b8b026667fb.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSs54.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSs54.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bgJ56.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bgJ56.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 97.17.167.52.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 8.8.8.8:53 196.249.167.52.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 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 48.229.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSs54.exe

MD5 6bad473b33c915e330dc84abe8484ec5
SHA1 4db34dbe3d2db303cf67a8330439d0bd3326d68b
SHA256 19ee2a5572988997a4a7f2479e64d2fed256c35a731ecb67e8540662d49caf71
SHA512 c8d019f187ea774d7784e2b4c9d305b9a85a66cc6ae1b89ce8c79d2702943107ef83b8505ac61e1fe41d1ba5e04d44b4cbe19f646703f0f06104b8c09d4f32bb

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bgJ56.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/1096-14-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

memory/1096-15-0x00000000004C0000-0x00000000004F2000-memory.dmp

memory/1096-16-0x0000000005310000-0x0000000005928000-memory.dmp

memory/1096-17-0x0000000004E60000-0x0000000004F6A000-memory.dmp

memory/1096-18-0x0000000004DA0000-0x0000000004DB2000-memory.dmp

memory/1096-19-0x0000000004E00000-0x0000000004E3C000-memory.dmp

memory/1096-20-0x0000000004F70000-0x0000000004FBC000-memory.dmp

memory/1096-21-0x0000000074AEE000-0x0000000074AEF000-memory.dmp