Malware Analysis Report

2025-04-03 14:20

Sample ID 241110-dlrv9a1nbj
Target a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN
SHA256 a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4de
Tags
healer redline mango 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

a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4de

Threat Level: Known bad

The file a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN was found to be: Known bad.

Malicious Activity Summary

healer redline mango discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine

RedLine payload

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:06

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:06

Reported

2024-11-10 03:08

Platform

win10v2004-20241007-en

Max time kernel

116s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe N/A

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\IXP000.TMP\b1728py.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\a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN.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\a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN.exe

"C:\Users\Admin\AppData\Local\Temp\a53e07fb586c4c75cc78bd67e56c89436c0f06ffb2213932ec2d03f14ee3b4deN.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.28:4125 tcp
RU 193.233.20.28:4125 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 193.233.20.28:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1728py.exe

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

memory/1992-7-0x00007FFB39733000-0x00007FFB39735000-memory.dmp

memory/1992-8-0x0000000000450000-0x000000000045A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c19IU97.exe

MD5 b027ebb3e70d7bc51c75bbdfd85ea392
SHA1 89bea40a9f34e998af07884e9a3da1df21037b2a
SHA256 0c7a52e23934ed22905ccf78982f546ab0a36f92cdc64bf1cfddc7b4cb02d0e3
SHA512 4d51137bd5c210f57198dd9f08858415ec2b5f4cd4324651bbc4b0127fbcfb1486b4f5f2add49602afeb340675ba3f37344ccf3d728039dabf3411bd547f0a4c

memory/3260-14-0x00000000006D0000-0x00000000007D0000-memory.dmp

memory/3260-15-0x0000000000660000-0x00000000006AB000-memory.dmp

memory/3260-16-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3260-17-0x0000000002410000-0x0000000002456000-memory.dmp

memory/3260-18-0x0000000004D10000-0x00000000052B4000-memory.dmp

memory/3260-19-0x00000000025B0000-0x00000000025F4000-memory.dmp

memory/3260-31-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-35-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-83-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-81-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-79-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-77-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-73-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-71-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-69-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-67-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-65-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-63-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-61-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-59-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-57-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-53-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-51-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-50-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-47-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-45-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-43-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-41-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-39-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-37-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-33-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-29-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-27-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-25-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-75-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-55-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-23-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-21-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-20-0x00000000025B0000-0x00000000025EE000-memory.dmp

memory/3260-926-0x00000000052C0000-0x00000000058D8000-memory.dmp

memory/3260-927-0x0000000004BD0000-0x0000000004CDA000-memory.dmp

memory/3260-928-0x00000000058F0000-0x0000000005902000-memory.dmp

memory/3260-929-0x0000000005910000-0x000000000594C000-memory.dmp

memory/3260-930-0x0000000005A60000-0x0000000005AAC000-memory.dmp

memory/3260-931-0x00000000006D0000-0x00000000007D0000-memory.dmp

memory/3260-932-0x0000000000660000-0x00000000006AB000-memory.dmp

memory/3260-934-0x0000000000400000-0x000000000044E000-memory.dmp