Malware Analysis Report

2025-04-03 14:18

Sample ID 241110-dd1s7a1lej
Target 9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa
SHA256 9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa
Tags
healer redline 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

9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa

Threat Level: Known bad

The file 9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Healer

Healer family

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:54

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:54

Reported

2024-11-10 02:56

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.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\79785261.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\79785261.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\79785261.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\79785261.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.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\79785261.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.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\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.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\un551501.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\un551501.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3856 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe
PID 3856 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe
PID 3856 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe
PID 4140 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe
PID 4140 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe
PID 4140 wrote to memory of 764 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe
PID 4140 wrote to memory of 1048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe
PID 4140 wrote to memory of 1048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe
PID 4140 wrote to memory of 1048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe

"C:\Users\Admin\AppData\Local\Temp\9a9a1da9d77855064715149660ff0b832ef125604bf012e1c210ebd5d00cc9fa.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 764 -ip 764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 1088

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.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 185.161.248.143:38452 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un551501.exe

MD5 ba42326114f1cf5c2badf2cf66081335
SHA1 b0e47a35d94655242e2fcc2663b98e4809dacdcf
SHA256 b9a293d28f7fcec9ef166f61dccde27aaef0e033a10970498d2c978149241be8
SHA512 3fd8c4d98bb8c9f93bb1d6e9a1f02891ef8671a138ae5bd13934ed7dbae4bf8c792ae639c504f5f18ebef48f35216c74303af76f3167ebc438bd7af600bbf0d2

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\79785261.exe

MD5 fa01f9d8c2d04fe93233f7120dd55fdb
SHA1 2724e1a50e40a1ff24c7b8a5c41e267247cd8e5e
SHA256 0ea942f39a7b594fd6e5d33865f9c090951c874287a622d27d72bf6ac582e706
SHA512 00c6eafad70dd8028af18929ae1f1aadbfdd45c8d2963485e45b5fa810f1d08cdaecd8b3901290b994545e8b8a157ee65aaf89a11b69141c983360b7684f9899

memory/764-15-0x0000000000920000-0x0000000000A20000-memory.dmp

memory/764-16-0x00000000008F0000-0x000000000091D000-memory.dmp

memory/764-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/764-18-0x0000000000400000-0x0000000000803000-memory.dmp

memory/764-19-0x00000000024B0000-0x00000000024CA000-memory.dmp

memory/764-20-0x0000000004FA0000-0x0000000005544000-memory.dmp

memory/764-21-0x00000000028B0000-0x00000000028C8000-memory.dmp

memory/764-22-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-49-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-45-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-44-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-41-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-47-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-39-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-37-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-35-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-34-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-31-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-29-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-27-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-26-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-23-0x00000000028B0000-0x00000000028C2000-memory.dmp

memory/764-50-0x0000000000920000-0x0000000000A20000-memory.dmp

memory/764-51-0x00000000008F0000-0x000000000091D000-memory.dmp

memory/764-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/764-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/764-55-0x0000000000400000-0x0000000000803000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk127989.exe

MD5 15e43842ef4f704e5b963ab2652a7199
SHA1 5951b12fcf8b1dea046b68b2be0e59f1ba99753d
SHA256 8165422265d5c11b0b98c1e55deb0266432e1c5fa7905495346b15e9e1604000
SHA512 32f137926119df36b5c2a4c2323264453a3206e94082738fa9f1a7182458089d14e84a13aaf89ec455ed53cf6b015f4604d18b75b1af0c16934c39b3c8d06467

memory/1048-61-0x00000000028F0000-0x000000000292C000-memory.dmp

memory/1048-62-0x0000000004E40000-0x0000000004E7A000-memory.dmp

memory/1048-74-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-68-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-66-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-64-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-63-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-80-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-96-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-94-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-92-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-90-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-86-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-84-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-82-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-78-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-76-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-72-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-70-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-88-0x0000000004E40000-0x0000000004E75000-memory.dmp

memory/1048-855-0x0000000007900000-0x0000000007F18000-memory.dmp

memory/1048-856-0x0000000007FA0000-0x0000000007FB2000-memory.dmp

memory/1048-857-0x0000000007FC0000-0x00000000080CA000-memory.dmp

memory/1048-858-0x00000000080E0000-0x000000000811C000-memory.dmp

memory/1048-859-0x00000000026F0000-0x000000000273C000-memory.dmp