Malware Analysis Report

2025-01-23 07:46

Sample ID 241108-ht63cszpgj
Target df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9
SHA256 df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9
Tags
healer redline fukia 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

df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9

Threat Level: Known bad

The file df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

RedLine

Detects Healer an antivirus disabler dropper

Healer family

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 07:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 07:02

Reported

2024-11-08 07:05

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.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\bWg99dO.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.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\bWg99dO.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\bWg99dO.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\bWg99dO.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\bWg99dO.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.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\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.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\nhf00HV.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\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5084 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe
PID 5084 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe
PID 5084 wrote to memory of 2608 N/A C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe
PID 2608 wrote to memory of 3708 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe
PID 2608 wrote to memory of 3708 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe
PID 2608 wrote to memory of 3708 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe
PID 2608 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe
PID 2608 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe
PID 2608 wrote to memory of 1552 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe

"C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3708 -ip 3708

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe

MD5 dda80c4ee77245d04e7a8c9c254877ff
SHA1 8e3f7f75aa725f46fb3f9e26e12bcdc2d0f6d8ad
SHA256 088f67bd7adb26d9de4d9219ffa7a737193ad7daebbf4ec194bbad36ffbba2b3
SHA512 30a5b659d431d491c5968b604f2c9d894ffe5a339ee2a59b246a4f137f2f319a820f0961f8a5be24ebec3d2f35a0820a70d689175729d5291258b8b548f1a360

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exe

MD5 99306f4f243e87352b9fd6cef279f774
SHA1 b7ece82b3d7bd140a91b0f408e97348c7a8295a2
SHA256 f2323bceef31177edceb46db74c69a961cb871e9a16369fff454ac0f48b29b9b
SHA512 ec7c6f840cb60af2bbd615cdf0dab847e0573000eb5afc684d6c0dbd39893fb411a2232ab68a9ec28f6608eebc1e6329b695a02ac5a2b6710a219b7e861f9d0d

memory/3708-15-0x00000000008B0000-0x00000000009B0000-memory.dmp

memory/3708-16-0x00000000022B0000-0x00000000022DD000-memory.dmp

memory/3708-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3708-18-0x0000000000400000-0x0000000000754000-memory.dmp

memory/3708-19-0x0000000002500000-0x000000000251A000-memory.dmp

memory/3708-20-0x0000000004DF0000-0x0000000005394000-memory.dmp

memory/3708-21-0x0000000002750000-0x0000000002768000-memory.dmp

memory/3708-23-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-47-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-49-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-45-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-43-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-41-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-39-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-37-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-35-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-33-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-31-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-30-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-27-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-25-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-22-0x0000000002750000-0x0000000002762000-memory.dmp

memory/3708-50-0x00000000008B0000-0x00000000009B0000-memory.dmp

memory/3708-51-0x00000000022B0000-0x00000000022DD000-memory.dmp

memory/3708-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3708-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3708-55-0x0000000000400000-0x0000000000754000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1552-60-0x00000000000D0000-0x0000000000102000-memory.dmp

memory/1552-61-0x0000000004EF0000-0x0000000005508000-memory.dmp

memory/1552-62-0x0000000004A70000-0x0000000004B7A000-memory.dmp

memory/1552-63-0x00000000049A0000-0x00000000049B2000-memory.dmp

memory/1552-64-0x0000000004A00000-0x0000000004A3C000-memory.dmp

memory/1552-65-0x0000000004B80000-0x0000000004BCC000-memory.dmp