Malware Analysis Report

2025-05-28 18:12

Sample ID 241109-zr4b5avmfk
Target e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57
SHA256 e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57
Tags
redline 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

e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57

Threat Level: Known bad

The file e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57 was found to be: Known bad.

Malicious Activity Summary

redline 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

2024-11-09 20:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 20:57

Reported

2024-11-09 21:00

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57.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\x5797596.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6454532.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\e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57.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\x5797596.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\IXP001.TMP\g6454532.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5797596.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57.exe

"C:\Users\Admin\AppData\Local\Temp\e07c912b3c149c55e4ca5a78efab0851fa916104e7bde47c807c08e6f7f83a57.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5797596.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5797596.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6454532.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6454532.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5797596.exe

MD5 92e47edf941ebab740318596c78c9e15
SHA1 a5e9c16a2c688ad5f67026d3c77202d10e09b5db
SHA256 9be039b190737a31b0d21b52c6c998c239882bc7de361207110b2cf74e68eadb
SHA512 c9aea86504e029ac844d12fc28c76d947f658d3069f19ae445fe58b71ef2027979f7b4fcf3fa6d19400b2a99f31b7a8ccefdb4b89d04a8d3ea68bb595d4769e1

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6454532.exe

MD5 3e9f6e9eba4aa15f0ae505ff43a7d6df
SHA1 b3672d6fc06f39e34e343dc9ada0c87ccc8d39f7
SHA256 602d299e2468dffc678bc05b7c14125acdc29bd1326b831f6fe296ef2f9229b5
SHA512 3f349957f65befe80d80ee1b637ee34a6e25167e7a654c7d0154c77e35c97013c1abc78cee41cb5ecbbd077c04586fa59b2b935aceca04784fb59aeabe634d83

memory/3652-14-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

memory/3652-15-0x0000000000B00000-0x0000000000B28000-memory.dmp

memory/3652-16-0x0000000007D80000-0x0000000008398000-memory.dmp

memory/3652-17-0x0000000007820000-0x0000000007832000-memory.dmp

memory/3652-18-0x0000000007990000-0x0000000007A9A000-memory.dmp

memory/3652-19-0x00000000078C0000-0x00000000078FC000-memory.dmp

memory/3652-20-0x0000000073EA0000-0x0000000074650000-memory.dmp

memory/3652-21-0x0000000002C40000-0x0000000002C8C000-memory.dmp

memory/3652-22-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

memory/3652-23-0x0000000073EA0000-0x0000000074650000-memory.dmp