Malware Analysis Report

2024-12-07 03:39

Sample ID 241110-3kshtswrgw
Target 9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245
SHA256 9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245
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

9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245

Threat Level: Known bad

The file 9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245 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

2024-11-10 23:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 23:34

Reported

2024-11-10 23:37

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245.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\nNz85.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ble50.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\9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245.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\nNz85.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\9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNz85.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ble50.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245.exe

"C:\Users\Admin\AppData\Local\Temp\9c1321da87175e5e4fd7b53bc0ecc3ef4d1d7aff3ca843ee58ef408e48d1a245.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNz85.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNz85.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ble50.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ble50.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.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 18.31.95.13.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
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
US 8.8.8.8:53 201.64.52.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNz85.exe

MD5 c7816bdb11256c9f6057938a51a7ce8c
SHA1 a57eb14dd1c4c00049cb18c8f460d15158e9c917
SHA256 57c2502a3d8ae96f39e98f1302e658bfb282e6fb94ae98c437db921eefe7cb32
SHA512 c558bab7634dd3f90337e1ebbb14f1831a08a8f8850ac9e831b4aa669ca9614c5e5699a42f6806fc5b8e23a5b8de5b3df7fa9352b222825bed61b2db87c5f3bf

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ble50.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/5096-14-0x0000000074B6E000-0x0000000074B6F000-memory.dmp

memory/5096-15-0x00000000000A0000-0x00000000000D2000-memory.dmp

memory/5096-16-0x0000000004F10000-0x0000000005528000-memory.dmp

memory/5096-17-0x0000000004A40000-0x0000000004B4A000-memory.dmp

memory/5096-18-0x0000000004970000-0x0000000004982000-memory.dmp

memory/5096-19-0x00000000049D0000-0x0000000004A0C000-memory.dmp

memory/5096-20-0x0000000004B50000-0x0000000004B9C000-memory.dmp

memory/5096-21-0x0000000074B6E000-0x0000000074B6F000-memory.dmp