Malware Analysis Report

2024-12-07 03:38

Sample ID 241110-h5j2zavqap
Target 1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29
SHA256 1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29
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

1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29

Threat Level: Known bad

The file 1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29 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

2024-11-10 07:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 07:19

Reported

2024-11-10 07:21

Platform

win10v2004-20241007-en

Max time kernel

132s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29.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\nSI73.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWA65.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_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\nSI73.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\1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29.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\1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSI73.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWA65.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29.exe

"C:\Users\Admin\AppData\Local\Temp\1811ec9fb6c7ff8d6e523e4b4ac820f72a9ce8fdda97e36434b3a84c2259ba29.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSI73.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nSI73.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWA65.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWA65.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
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 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.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\nSI73.exe

MD5 370f04af9c734d5af5038cab0cb9329d
SHA1 a129b9e8ff9fd039b4dd5572226c2743c8e81a16
SHA256 604021846348b224d19fecd5ba6393066c5151a1b2fe6caac1f430ca15edb0a5
SHA512 6b0e274ba10f18716edc985a20791c0b5ae9364bfecc9036aba7fc38ce661084f96cc96d0687940d98f5cb99b41d2bfcf4a499928288f876486f9af9a28af290

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWA65.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4672-14-0x0000000073C1E000-0x0000000073C1F000-memory.dmp

memory/4672-15-0x0000000000F20000-0x0000000000F52000-memory.dmp

memory/4672-16-0x0000000005DC0000-0x00000000063D8000-memory.dmp

memory/4672-17-0x00000000058C0000-0x00000000059CA000-memory.dmp

memory/4672-18-0x0000000005810000-0x0000000005822000-memory.dmp

memory/4672-19-0x0000000005870000-0x00000000058AC000-memory.dmp

memory/4672-20-0x00000000059D0000-0x0000000005A1C000-memory.dmp

memory/4672-21-0x0000000073C1E000-0x0000000073C1F000-memory.dmp