Malware Analysis Report

2025-08-05 10:41

Sample ID 241109-gzflxsskcr
Target a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018
SHA256 a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018
Tags
healer redline rumfa 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

a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018

Threat Level: Known bad

The file a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018 was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

RedLine

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

Healer family

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 06:14

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 06:14

Reported

2024-11-09 06:16

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.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\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.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\IXP004.TMP\buRz00Yu22.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_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe N/A
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\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.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\plWR59tB77.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.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\IXP003.TMP\plMK78OC34.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1068 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe
PID 1068 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe
PID 1068 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe
PID 1492 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe
PID 1492 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe
PID 1492 wrote to memory of 3712 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe
PID 3712 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe
PID 3712 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe
PID 3712 wrote to memory of 1948 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe
PID 1948 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe
PID 1948 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe
PID 1948 wrote to memory of 3480 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe
PID 3480 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe
PID 3480 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe
PID 3480 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe
PID 3480 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe
PID 3480 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe

"C:\Users\Admin\AppData\Local\Temp\a00b69f971f95ed780540b58909cd0adc1f8a5c85aec1a1882a120af86b4c018.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plWR59tB77.exe

MD5 54d86bffa99878d3e90a8064f94ecc77
SHA1 26f420632033cc41e74e4bf7df22072066119583
SHA256 5d310fa4da357f71988c773205dbafa692b21a80e5410df063821322c1e6c19d
SHA512 694697daf8ec865119609a1764103b9a867b9ef342fe0bedb9ff42c330d76124343dede54b4e5f91449624f45b8ff36f9b1771f5a38080560d3447502cd54384

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\plOG57WM33.exe

MD5 d47fdd847e9927ac2c72a0950fb117e3
SHA1 4fdd51817d06fd33bab9186060ba8460d3c78979
SHA256 a7c3aba495f4a1a40afcde922ad40b965259cc751e8fcaa3ed23a6ad87a49e2d
SHA512 3b1a753f462868d892ce0233a83c95df1868e74417234038c47219a496a6dc826500c9823342bdcbdc64706aeb125afebde7b21e453b5d01d938137bc2771bb6

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pliK67SG19.exe

MD5 a780516c054528e8c6cc3823e31cfe2e
SHA1 30ba775443980de16a906d1d4bd7cb426082e1c5
SHA256 41307ade9546b863bfe4f781d4303476b02ed7ae76159b773322677292cb44ec
SHA512 ab83d522353972e8b97a3a375bf37f437a522694825109c3459a5e459aa9986f141e87825b952a1e88ba322e4fa738c33005f107216d6c4216dbdb587849b768

C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\plMK78OC34.exe

MD5 5b732b7b97aa2a604b07116021f4db1d
SHA1 68f9b77bcb732fd0c2b54c188da814ec6e211466
SHA256 8a91bc6297067201433e0f400079ea1b1053f2ceb2e5c509fc3f5792c734f305
SHA512 27513b7c702dd96ef34881c8c07e1f8c060f8b6755a4824613c906cd564122d40fb14415c89abae1f5088f030a4e52c8621b805c15ef002322ca97ab6623bf26

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\buRz00Yu22.exe

MD5 e2decf44bbb5e6cdb20ef4a44d4ab38d
SHA1 38667ac29483494f9c04aac5c486fac40177459c
SHA256 79e6d837e4febf78d91fd3cdd8cdb8a526d318b29818f304c4b348ca1c0550cf
SHA512 99af0161d62c88d8d805ad9391a7a3a981e426bf526531ffbfedcab9868d4afc472662d53eefc61d9379fd503582c9c9ccb8d7d6290769e6270b9205e6aff2b1

memory/2320-35-0x0000000000970000-0x000000000097A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\caek60Mz53.exe

MD5 47edc698fb60063cef4e63ee2d5d05bc
SHA1 8f7bc644d7a378df490ab77d7b3b9b2a25a870fa
SHA256 2561279e13e55b30c371c6d72c72bf9124697eec6395f1c1dfbbdd8ac3f5557f
SHA512 b6c7b5288217bd01efe5ee9ec396dc7471240749a9f8998ddec34f7a2a073bfaa062e4a72986d0dcb73e283dc60e0cfcd0885a2e68014598e86277dd80082715

memory/4928-41-0x0000000004AA0000-0x0000000004AE6000-memory.dmp

memory/4928-42-0x0000000004C60000-0x0000000005204000-memory.dmp

memory/4928-43-0x0000000004B60000-0x0000000004BA4000-memory.dmp

memory/4928-47-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-49-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-101-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-85-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-63-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-45-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-44-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-107-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-105-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-103-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-99-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-97-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-95-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-93-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-91-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-89-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-87-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-83-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-81-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-80-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-77-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-75-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-73-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-71-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-69-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-67-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-65-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-61-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-59-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-57-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-55-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-53-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-51-0x0000000004B60000-0x0000000004B9E000-memory.dmp

memory/4928-950-0x0000000005210000-0x0000000005828000-memory.dmp

memory/4928-951-0x0000000005860000-0x000000000596A000-memory.dmp

memory/4928-952-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/4928-953-0x0000000005AC0000-0x0000000005AFC000-memory.dmp

memory/4928-954-0x0000000005B10000-0x0000000005B5C000-memory.dmp