Malware Analysis Report

2025-08-06 00:54

Sample ID 241109-m41esataqm
Target f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84
SHA256 f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84
Tags
redline dubur 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

f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84

Threat Level: Known bad

The file f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84 was found to be: Known bad.

Malicious Activity Summary

redline dubur discovery infostealer persistence

Redline family

RedLine

RedLine payload

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

2024-11-09 11:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 11:01

Reported

2024-11-09 11:04

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.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

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\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.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\x9787554.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.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\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2740 wrote to memory of 4944 N/A C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe
PID 2740 wrote to memory of 4944 N/A C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe
PID 2740 wrote to memory of 4944 N/A C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe
PID 4944 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe
PID 4944 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe
PID 4944 wrote to memory of 3256 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe
PID 3256 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe
PID 3256 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe
PID 3256 wrote to memory of 3748 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe

"C:\Users\Admin\AppData\Local\Temp\f8f569be55ad5ae9978f241cc61258e3b4acda993a3df0e941281eea344c9c84.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 74.209.201.84.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 89.82.67.80.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 106.208.201.84.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
CY 217.196.96.102:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9787554.exe

MD5 1e5494c8a4db0c29199db61f3b3e8621
SHA1 a1c49c1644585b4649e9c54bf5687da8218271e9
SHA256 8f5a8550a2bb87917bbb0efa268224bc1b5de8aaf7b9cf9235b32390fdec9549
SHA512 98feaff6cb9fa76de9fb94d86d3e45a92b51b18192cfe479a3a29bf6caea21a44c10b3986588386864fc6ec567075a9c19c03bcbfb660ea0e919a5e05429f90b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6551464.exe

MD5 b0a5e687e0da409b3d3b6a048b1aad9d
SHA1 a5194e7a382de89d3403b2e20f6cffab39827fc8
SHA256 144bb2763087d5badb44a90fa4248dbefcf347d44c473e28315db51cef23346e
SHA512 0fdff01757e406a6d2194d78f0772b501116ed9f7d04aa177bd4c2376c7722b45f27c0f7cdf5b3a3bf46c4904c3e3c7f3a368e03f19b88912dbccda64735ca21

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f9552594.exe

MD5 e2ce2715cd9c3210082dbee50a728272
SHA1 20635e9451d14d9439431d1146a0a263e00cdd36
SHA256 89eb23cdb625d5207903095b3eb8ff7a6c4b35c314d64ee5d6930e2da85a765d
SHA512 828a68ff1c41dc8cd2b5a2a8c837b99a14823062bc2f15011d2a9dbae8aabe779133c4463ad4019443e57c8cfdf43dcd07572986e48ada514363ff6c803e5302

memory/3748-21-0x00000000005F0000-0x000000000061E000-memory.dmp

memory/3748-22-0x0000000002A00000-0x0000000002A06000-memory.dmp

memory/3748-23-0x000000000AA90000-0x000000000B0A8000-memory.dmp

memory/3748-24-0x000000000A5A0000-0x000000000A6AA000-memory.dmp

memory/3748-25-0x000000000A4D0000-0x000000000A4E2000-memory.dmp

memory/3748-26-0x000000000A530000-0x000000000A56C000-memory.dmp

memory/3748-27-0x00000000028C0000-0x000000000290C000-memory.dmp