Malware Analysis Report

2024-12-01 02:15

Sample ID 241110-bk822awfjd
Target 3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56
SHA256 3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56
Tags
redline dimas 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

3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56

Threat Level: Known bad

The file 3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56 was found to be: Known bad.

Malicious Activity Summary

redline dimas 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

2024-11-10 01:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:13

Reported

2024-11-10 01:15

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.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\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.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\x9119644.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\x2841302.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\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1608 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe
PID 1608 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe
PID 1608 wrote to memory of 3512 N/A C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe
PID 3512 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe
PID 3512 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe
PID 3512 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe
PID 4052 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe
PID 4052 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe
PID 4052 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe

"C:\Users\Admin\AppData\Local\Temp\3a24377b9629f248ad411c6bb888d083908c802521344862f1a65b2810ae0a56.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 72.209.201.84.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
RU 185.161.248.75:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9119644.exe

MD5 e77e5d2ffa93549ed07d886b339a035b
SHA1 897c50ac636484bd18515488ccea8566f8709af4
SHA256 9da754dd723c487d4a70108ec08c9f4ad25f85e26717a2a9c033395ce8b4dd69
SHA512 ebb77c6a006b6bf2f142a0e2bb524adbd8edc81f8cee56c7103966b312059a34f04ce2f6d7660f984b5e0b6ed7b21bb419dbf319945062bf420092f8d56b080b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2841302.exe

MD5 10210e574d288acd2df9ea3fbb4dc432
SHA1 487e37e784742286b25477d8f23d35e88942a038
SHA256 3a90d3ab41b0f55f022aca9b68d2fc5280aa4d129275eb35cb292fa2d2dfbcf5
SHA512 e787d6012cb60dd9d3a906451cec1103873c229dd601d10729fc7925430fcdb4ee272508968f8c5630480a5da944a2e737787ef89ab09dd1bc3b5e2009251f1f

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1689815.exe

MD5 e0aa23942605f064aea9974753c46cf6
SHA1 e17b26d488c7295994cb8863488c71035cfb257a
SHA256 dcc7473a61cc3c784108ba8229e826858b7b00d1715078a90dccdbdd8b117faf
SHA512 4546874e596654bc1b85bf0c9f01682080849ed8ceec232a0502201eba6f062ffafdaada26b6b39bcc7d45916099e0ad843353ac700860f6b66a67b0ef223f31

memory/2264-21-0x0000000000450000-0x000000000047A000-memory.dmp

memory/2264-22-0x0000000005410000-0x0000000005A28000-memory.dmp

memory/2264-23-0x0000000004F20000-0x000000000502A000-memory.dmp

memory/2264-24-0x0000000004E50000-0x0000000004E62000-memory.dmp

memory/2264-25-0x0000000004EB0000-0x0000000004EEC000-memory.dmp

memory/2264-26-0x0000000005030000-0x000000000507C000-memory.dmp