Malware Analysis Report

2025-06-15 22:33

Sample ID 241109-xxrt6ssrgp
Target b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c
SHA256 b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c
Tags
healer redline dumud 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

b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c

Threat Level: Known bad

The file b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c was found to be: Known bad.

Malicious Activity Summary

healer redline dumud discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

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 behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 19:14

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 19:14

Reported

2024-11-09 19:16

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.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\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.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\y5263082.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\y5263082.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4200 wrote to memory of 3100 N/A C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe
PID 4200 wrote to memory of 3100 N/A C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe
PID 4200 wrote to memory of 3100 N/A C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe
PID 3100 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe
PID 3100 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe
PID 3100 wrote to memory of 1396 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe
PID 3100 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe
PID 3100 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe
PID 3100 wrote to memory of 508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe

"C:\Users\Admin\AppData\Local\Temp\b31f272251be7e2317a2f0f0c9fecb80742e5eddc4ad5fdb9100528f04d1dc3c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5263082.exe

MD5 a20356eca64cb20304110b5aa6799f93
SHA1 f7d2a3378334505f7a4eae584f293f51d9f310d7
SHA256 5ef4144749006cb6378b70f50bf3510c2c340961465f1ae2b0f1a6da37907002
SHA512 ea8c57402e150e30a46862db30e3c8180ec19087d60d19b0140934c22ae275776cc0f6a71a2f5005f5f9e706ceb6f6f344a5f84d87f86d85a9f2cc08b024ff10

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9136730.exe

MD5 e66d8d0a3191f50f1a1a70be4618c17f
SHA1 6a5fb29bee4d0b8c1b13ccd3af6427cd7cbd2345
SHA256 70f9372f8680e455ff30d78f73763a8b2f1b8de6ded510714632bbac561665d0
SHA512 6da5d557f51340d58b6db03ce3603a274f27df3d75f0c2082cd4374c49dfb709c00d25e62626a51e43e05e026bfc9207cabc9f4c40829b317db5785e88188768

memory/1396-14-0x00000000749CE000-0x00000000749CF000-memory.dmp

memory/1396-15-0x0000000002090000-0x00000000020AA000-memory.dmp

memory/1396-17-0x0000000004B50000-0x00000000050F4000-memory.dmp

memory/1396-16-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1396-19-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1396-18-0x0000000004980000-0x0000000004998000-memory.dmp

memory/1396-20-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1396-48-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-46-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-44-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-42-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-40-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-38-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-36-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-34-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-32-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-30-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-28-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-26-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-24-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-22-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-21-0x0000000004980000-0x0000000004992000-memory.dmp

memory/1396-49-0x00000000749CE000-0x00000000749CF000-memory.dmp

memory/1396-50-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1396-52-0x00000000749C0000-0x0000000075170000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0963230.exe

MD5 6989601e0a822928f3d82bb268881755
SHA1 6ad85ef89d707715908455ff417675b36fca946b
SHA256 aa1b77d2c3ac0f8cf15b81aa5e67966d79de07ede5dfad3f20d10dd75da2cd21
SHA512 6878759ba3c851fc049dd6a38af46549521227e63139fb667104c754becc85dc33fd0248d933f48c9b0c00b3da13c6032945864864300f314a16b794276df57f

memory/508-56-0x0000000000A50000-0x0000000000A80000-memory.dmp

memory/508-57-0x0000000005270000-0x0000000005276000-memory.dmp

memory/508-58-0x00000000059E0000-0x0000000005FF8000-memory.dmp

memory/508-59-0x00000000054D0000-0x00000000055DA000-memory.dmp

memory/508-60-0x00000000053E0000-0x00000000053F2000-memory.dmp

memory/508-61-0x0000000005440000-0x000000000547C000-memory.dmp

memory/508-62-0x0000000005480000-0x00000000054CC000-memory.dmp