Malware Analysis Report

2024-12-07 03:39

Sample ID 241111-bzhtdsyney
Target f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45
SHA256 f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45
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

f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45

Threat Level: Known bad

The file f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45 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 01:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 01:34

Reported

2024-11-11 01:37

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45.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\dLL53.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aLz13.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\f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45.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\dLL53.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\f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dLL53.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aLz13.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45.exe

"C:\Users\Admin\AppData\Local\Temp\f00b81b27b4ce56f806d425b474a571db287d2cded451f9feeb8e41699238e45.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dLL53.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dLL53.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aLz13.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aLz13.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 67.209.201.84.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
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\dLL53.exe

MD5 22a9cae6741990e8ed07ac9c738ebc62
SHA1 97ea6d8a7225351dcecaf8a140ae941e4ba3a9bc
SHA256 978eb40684ffbc9b914ccb4bec9349faa324ceb72ec0ba544a5b758ea60a3069
SHA512 e6cbbe88f8b48e4f210addd9f9c15189b5aece46a008a09f89de1cf66d5822458cc98837ef8e7146cc5eb26fde0c72893d89cbfd5bb2dae18ab6516650d74fd6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aLz13.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4896-14-0x000000007431E000-0x000000007431F000-memory.dmp

memory/4896-15-0x00000000008D0000-0x0000000000902000-memory.dmp

memory/4896-16-0x0000000005720000-0x0000000005D38000-memory.dmp

memory/4896-17-0x0000000005270000-0x000000000537A000-memory.dmp

memory/4896-18-0x00000000051A0000-0x00000000051B2000-memory.dmp

memory/4896-19-0x0000000005200000-0x000000000523C000-memory.dmp

memory/4896-20-0x0000000005380000-0x00000000053CC000-memory.dmp

memory/4896-21-0x000000007431E000-0x000000007431F000-memory.dmp