Malware Analysis Report

2025-01-23 07:48

Sample ID 241106-xrgf9avmgy
Target 7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5
SHA256 7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5
Tags
redline fukia 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

7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5

Threat Level: Known bad

The file 7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5 was found to be: Known bad.

Malicious Activity Summary

redline fukia discovery infostealer persistence

RedLine payload

Redline family

RedLine

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

2024-11-06 19:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 19:05

Reported

2024-11-06 19:07

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5.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\nNt12.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfe83.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\7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5.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\nNt12.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\7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNt12.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfe83.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5.exe

"C:\Users\Admin\AppData\Local\Temp\7a023534e2ea54a80b0ea8f51ea6d053ff27a353ff153aaccd85568f67a32aa5.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNt12.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNt12.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfe83.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfe83.exe

Network

Country Destination Domain Proto
RU 193.233.20.13:4136 tcp
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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nNt12.exe

MD5 18b1cdf6eaf473705d5000e53498dfb2
SHA1 6f83716fce0220d269945e82e078204a175992c5
SHA256 dea78dc80a8dcc645701763858eeee0ce38bcc16641a0bbfd4e104b06adafb5d
SHA512 c39ea7b3e3535b4d2c2ce281a0af21b338cbe0d06bb4a144ab43a6eab93777c97994b5dbb1c97a838e9d2bfb8f83f17bddcf5a6aca0aa65d5d9f7e6a1ec79d20

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bfe83.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3568-14-0x000000007487E000-0x000000007487F000-memory.dmp

memory/3568-15-0x0000000000B00000-0x0000000000B32000-memory.dmp

memory/3568-16-0x0000000005A90000-0x00000000060A8000-memory.dmp

memory/3568-17-0x00000000055E0000-0x00000000056EA000-memory.dmp

memory/3568-18-0x0000000005510000-0x0000000005522000-memory.dmp

memory/3568-19-0x0000000005570000-0x00000000055AC000-memory.dmp

memory/3568-20-0x00000000056F0000-0x000000000573C000-memory.dmp

memory/3568-21-0x000000007487E000-0x000000007487F000-memory.dmp