Malware Analysis Report

2024-12-06 02:56

Sample ID 241110-chs4gaxbmn
Target 3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f
SHA256 3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f
Tags
healer redline discovery dropper evasion infostealer persistence trojan
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

3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f

Threat Level: Known bad

The file 3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

RedLine payload

Redline family

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:05

Reported

2024-11-10 02:07

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.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\3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f.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\st587075.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\3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st587075.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp816907.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp816907.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f.exe

"C:\Users\Admin\AppData\Local\Temp\3240da0ac89450aab0a2d15f984bb0bd311b2f074db7fcb118226bdfa4f7667f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st587075.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st587075.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp816907.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp816907.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp
RU 185.161.248.142:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st587075.exe

MD5 d9671e240edd6fc3c76f09e3b6a11311
SHA1 b7913cab3c1a9a5ab6165065f597f4bb6cfd14e7
SHA256 5e1e669e8d43c8ffaa1dbc613867429f7c1020b2717be797fa2588a6a9890596
SHA512 438cbc944bbfd848cfbdf8a91d99102a6bb832ab3ee3ea3c980246711557615d0ce0cf6dafefafbe9d13800dec6006526a44909a65e4efdf07d7b877d141c71f

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02717049.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/3336-15-0x0000000000890000-0x000000000089A000-memory.dmp

memory/3336-14-0x00007FFA1A923000-0x00007FFA1A925000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp816907.exe

MD5 49d99ba9477b2da08ddd15609ce8db36
SHA1 5d034cb8dc6078ef49beaab8008b1b3b532d0758
SHA256 479d1f4e6bb0a6ffe2bdd2c7aede867128cdb01d3300815ca6d37db127f1bcc1
SHA512 345ea8c51869c696f6b888cad10bdcdb52becfb98740d9dae8d221e935d25d2ee71d2e5c92020e9e6c82808657bc25d606d2e60ac9a84ff216a867e9f3373e69

memory/3808-21-0x00000000025D0000-0x000000000260C000-memory.dmp

memory/3808-22-0x0000000005200000-0x00000000057A4000-memory.dmp

memory/3808-23-0x00000000028D0000-0x000000000290A000-memory.dmp

memory/3808-83-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-87-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-85-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-81-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-79-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-77-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-817-0x0000000005180000-0x0000000005192000-memory.dmp

memory/3808-818-0x0000000008150000-0x000000000825A000-memory.dmp

memory/3808-816-0x0000000007B30000-0x0000000008148000-memory.dmp

memory/3808-819-0x00000000051B0000-0x00000000051EC000-memory.dmp

memory/3808-75-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-73-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-69-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-67-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-66-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-63-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-61-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-59-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-58-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-820-0x00000000024F0000-0x000000000253C000-memory.dmp

memory/3808-55-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-51-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-49-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-47-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-46-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-41-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-39-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-37-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-35-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-33-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-31-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-71-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-53-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-43-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-29-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-27-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-25-0x00000000028D0000-0x0000000002905000-memory.dmp

memory/3808-24-0x00000000028D0000-0x0000000002905000-memory.dmp