Malware Analysis Report

2025-04-03 14:17

Sample ID 241109-1nl44stajb
Target a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b
SHA256 a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b
Tags
healer redline dubik 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

a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b

Threat Level: Known bad

The file a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b was found to be: Known bad.

Malicious Activity Summary

healer redline dubik discovery dropper evasion infostealer persistence trojan

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

RedLine payload

Detects Healer an antivirus disabler dropper

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 21:47

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 21:47

Reported

2024-11-09 21:50

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.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\rJi0716.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.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\rJi0716.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\rJi0716.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.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

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\rJi0716.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\a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b.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\vjM5602.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\a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vjM5602.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tOc25TQ.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b.exe

"C:\Users\Admin\AppData\Local\Temp\a6bbef32547c08dc9cee0dcd5e128d7bdca55f6275dee81be622760e89e6b25b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vjM5602.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vjM5602.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tOc25TQ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tOc25TQ.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vjM5602.exe

MD5 36319cf9c0aad9520289ffd3bbf438e6
SHA1 e2c0eaa66f177a4a4c69b0e5c8da972c6076f4e8
SHA256 ac076b6418d5b83f0dcab82d3b0a9989a4ba6359be7ede2281433cb7b6fdec50
SHA512 e8024a14e69ad493020d9ec71c102f493b1b4c9cdc59a314e005a14dcf8e4cf15fb8065b80dc35833f97c97c7ab5cf2d48ae2eede6ba0893899fd8a1858bdae3

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rJi0716.exe

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

memory/4808-14-0x00007FFEB35E3000-0x00007FFEB35E5000-memory.dmp

memory/4808-15-0x0000000000560000-0x000000000056A000-memory.dmp

memory/4808-16-0x00007FFEB35E3000-0x00007FFEB35E5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tOc25TQ.exe

MD5 cddbd387c5c8bb5e8a8ad341f7d05475
SHA1 1ae74b1a19a38a736b5321b41de10a48ab72eddc
SHA256 c531095f91211aea5e7ed61228c557ea1718605e8840e9ca61e3e652d4634d2d
SHA512 ce5ad725decbc063176ef313413112618506ca5863ced90beb5f59ef844d3c0b77bda05be04d1e0337731d2f2eca58f4ad98070d1aa55315879528f9be0f6a0e

memory/3332-21-0x00000000002E0000-0x0000000000312000-memory.dmp

memory/3332-22-0x0000000005130000-0x0000000005748000-memory.dmp

memory/3332-23-0x0000000004C80000-0x0000000004D8A000-memory.dmp

memory/3332-24-0x0000000004BB0000-0x0000000004BC2000-memory.dmp

memory/3332-25-0x0000000004C10000-0x0000000004C4C000-memory.dmp

memory/3332-26-0x0000000004D90000-0x0000000004DDC000-memory.dmp