Malware Analysis Report

2025-04-03 14:18

Sample ID 241110-de6qtsxhrp
Target a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb
SHA256 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb
Tags
healer redline rosn 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

a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb

Threat Level: Known bad

The file a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

RedLine

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

Redline family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:56

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:56

Reported

2024-11-10 02:58

Platform

win10v2004-20241007-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.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\pro7802.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\pro7802.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\pro7802.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\pro7802.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\pro7802.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\pro7802.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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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\pro7802.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.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\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.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\un617665.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\IXP001.TMP\qu9350.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1608 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe
PID 1608 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe
PID 1608 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe
PID 2976 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe
PID 2976 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe
PID 2976 wrote to memory of 1044 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe
PID 2976 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe
PID 2976 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe
PID 2976 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe

"C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1044 -ip 1044

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 1100

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe

MD5 cb8f0a139b00ef4e03d4972ac1a64228
SHA1 8c9e480fc66019aaacf6dab0269b87c60c1ee718
SHA256 b87138d2e57b78d5c814fcaf7a276d6dd01d3cf61a7e39bf6a4cb69469f88ab5
SHA512 7dc8d7676d9df7d0c9cf59fc803757e5951fd3d449398ac26341d15008734b02f2ddbf493859584ae81a329d23d29a971af85dc5574d9f617ce0294bb1e8a328

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe

MD5 762e34800107c698a7fa433a54b45668
SHA1 e43816f5e659aef09a0088cb5b5105984b255e09
SHA256 47d5e36a71d1f8bd82f2788e34f18c159f273410055671ad6b859c4ba487f15f
SHA512 59d84e729b90eda9aed0be41bf01bc2cf6914b29de6894cac530cf509b3114e0f79788bc70dab10ae3922dec29b9b067cf04668a51c69a30e1e16bc19b71941b

memory/1044-15-0x00000000008D0000-0x00000000009D0000-memory.dmp

memory/1044-16-0x00000000007E0000-0x000000000080D000-memory.dmp

memory/1044-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1044-18-0x0000000000400000-0x000000000070B000-memory.dmp

memory/1044-19-0x0000000000A50000-0x0000000000A6A000-memory.dmp

memory/1044-20-0x0000000004DF0000-0x0000000005394000-memory.dmp

memory/1044-21-0x00000000053A0000-0x00000000053B8000-memory.dmp

memory/1044-35-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-49-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-47-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-45-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-43-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-41-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-39-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-37-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-27-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-25-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-23-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-22-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-33-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-31-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-29-0x00000000053A0000-0x00000000053B2000-memory.dmp

memory/1044-50-0x00000000008D0000-0x00000000009D0000-memory.dmp

memory/1044-51-0x00000000007E0000-0x000000000080D000-memory.dmp

memory/1044-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1044-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1044-55-0x0000000000400000-0x000000000070B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe

MD5 0cc09af70a0d101005ab1349127c10c4
SHA1 d06376b33351981f5f7b05d35094fdaf1ae570e5
SHA256 92210e81b4fbe8170894949d4813304f8f9e0d0633bb1024399dcb4fd24f831a
SHA512 13124106ad0f0785159bbfc44e87fdf8bfaaecd0a214b993999bebadf166433fe6c2f6549f001767129cc31a202134dd8fabb3a2625cf1c8caf5ff9c2c0f543b

memory/3288-61-0x0000000005EC0000-0x0000000005F06000-memory.dmp

memory/3288-62-0x0000000006630000-0x0000000006674000-memory.dmp

memory/3288-70-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-76-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-96-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-94-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-92-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-90-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-88-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-86-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-84-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-82-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-80-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-78-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-74-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-72-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-68-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-66-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-64-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-63-0x0000000006630000-0x000000000666F000-memory.dmp

memory/3288-969-0x0000000006670000-0x0000000006C88000-memory.dmp

memory/3288-970-0x0000000006D00000-0x0000000006E0A000-memory.dmp

memory/3288-971-0x0000000006E40000-0x0000000006E52000-memory.dmp

memory/3288-972-0x0000000006E60000-0x0000000006E9C000-memory.dmp

memory/3288-973-0x0000000006FB0000-0x0000000006FFC000-memory.dmp