Malware Analysis Report

2024-12-07 04:11

Sample ID 241111-dz6assvpcq
Target d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643
SHA256 d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643
Tags
healer redline ruma 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

d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643

Threat Level: Known bad

The file d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643 was found to be: Known bad.

Malicious Activity Summary

healer redline ruma discovery dropper evasion infostealer persistence trojan

RedLine

Modifies Windows Defender Real-time Protection settings

Redline family

Healer

RedLine payload

Detects Healer an antivirus disabler dropper

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 03:27

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 03:27

Reported

2024-11-11 03:30

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.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\dhV85AR.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.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\dhV85AR.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\dhV85AR.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\dhV85AR.exe N/A

RedLine

infostealer redline

RedLine payload

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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\dhV85AR.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\d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643.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\nuZ62nM59.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\IXP000.TMP\nuZ62nM59.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJO86RG.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJO86RG.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643.exe

"C:\Users\Admin\AppData\Local\Temp\d55bae68f21414fe2bcd6ddfd982a378d1a30a3fa0a1a4e6ba0b7ef2425b8643.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuZ62nM59.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuZ62nM59.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJO86RG.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJO86RG.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nuZ62nM59.exe

MD5 b5b4d1bcb19eb0c9ac11b391950c55c2
SHA1 ab51180f1241f6eb4f288637803b6edb0afd8702
SHA256 b32046af061005eeaab1e756b6521ec6ebd64a9fe9bbb95fa5f40e6fbd43b23a
SHA512 ec3186a0d4dcd53c0f76c6b182bb22913f42b2ac73c817b5d7b5d499a57a2557dd9b7aacc2ad1b5f1a7b9697d32828f562f87d1c6fc28801b27fed1636613a30

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dhV85AR.exe

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

memory/3544-14-0x00007FFB5AF03000-0x00007FFB5AF05000-memory.dmp

memory/3544-15-0x0000000000A40000-0x0000000000A4A000-memory.dmp

memory/3544-17-0x00007FFB5AF03000-0x00007FFB5AF05000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eJO86RG.exe

MD5 63b0cb9489c4c25ac9807cc76289624a
SHA1 7d7f83d83cc126dfbc8e2beac9a305100088d39f
SHA256 add02f47b506d7832798a176511b05e9dd5e2d04f6105436b7d7a49907ad811c
SHA512 68a5d29184031690fb310b1b263d81f5b1039aa03d8d3d9b14e1d7fa93210bd472fccaf101575a2076ce20b5f13785009885208283c57276e99e428c9dea6261

memory/2704-22-0x0000000002620000-0x0000000002666000-memory.dmp

memory/2704-23-0x0000000004BF0000-0x0000000005194000-memory.dmp

memory/2704-24-0x00000000051E0000-0x0000000005224000-memory.dmp

memory/2704-32-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-38-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-36-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-34-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-76-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-60-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-40-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-30-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-28-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-26-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-25-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-88-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-86-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-84-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-82-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-80-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-78-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-74-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-72-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-70-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-68-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-66-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-64-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-62-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-58-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-56-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-54-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-52-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-50-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-48-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-46-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-44-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-42-0x00000000051E0000-0x000000000521E000-memory.dmp

memory/2704-931-0x0000000005230000-0x0000000005848000-memory.dmp

memory/2704-932-0x00000000058D0000-0x00000000059DA000-memory.dmp

memory/2704-933-0x0000000005A10000-0x0000000005A22000-memory.dmp

memory/2704-934-0x0000000005A30000-0x0000000005A6C000-memory.dmp

memory/2704-935-0x0000000005B80000-0x0000000005BCC000-memory.dmp