Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-r4z68sthmr
Target 0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254
SHA256 0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254
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

0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254

Threat Level: Known bad

The file 0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer family

Detects Healer an antivirus disabler dropper

RedLine

Healer

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 14:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 14:45

Reported

2024-11-08 14:48

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.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\eWu31SE.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\eWu31SE.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.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\eWu31SE.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\eWu31SE.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.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\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.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\nsh38jF88.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\eWu31SE.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 220 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe
PID 220 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe
PID 220 wrote to memory of 5108 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe
PID 5108 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe
PID 5108 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe
PID 5108 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe
PID 5108 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe
PID 5108 wrote to memory of 3216 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe
PID 220 wrote to memory of 3628 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe
PID 220 wrote to memory of 3628 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe
PID 220 wrote to memory of 3628 N/A C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe

"C:\Users\Admin\AppData\Local\Temp\0b3e93a7923de9cbcdb90876445e54fa6929281e31fc63e4aff362d024cd6254.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3216 -ip 3216

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3216 -s 1076

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsh38jF88.exe

MD5 47ebb531dd11cd384bfed6057a6efc06
SHA1 70f651baaaeec4e8a30632c55a61d4264109f97a
SHA256 4e1fd4e26cc0ab30da18bec3c334ab2fdd851565a19812a8e074fb8865aeb36c
SHA512 e298697501133d0cbd74bd15da1e569f79d35c74e5198c0e2c372a61efdcc898f682ef69d65ce30dd6c25bbf3e8dbbd5d19afa1b4ce8c02977a539c7fac44e6e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dcO59NV.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/2616-14-0x00007FFEC5883000-0x00007FFEC5885000-memory.dmp

memory/2616-15-0x00000000002F0000-0x00000000002FA000-memory.dmp

memory/2616-16-0x00007FFEC5883000-0x00007FFEC5885000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eWu31SE.exe

MD5 2fd2e600c3adef9ca6d4ce6f66832d6a
SHA1 7d4af01ea9f943f58df01f44fae5c3e9974129cf
SHA256 6561aed20765201eabfb0ee00cc1eb0af0fa62a009143e6a9f701348a5526dcf
SHA512 9c99902c776a5e3fadf9786844bbaeb21bcba5d337d525e4ace920214897f61c26fb9afa41c9f158ede276d05b6132b158038d0489d2124337585de44d9f4056

memory/3216-22-0x00000000023D0000-0x00000000023EA000-memory.dmp

memory/3216-23-0x0000000004DB0000-0x0000000005354000-memory.dmp

memory/3216-24-0x00000000026C0000-0x00000000026D8000-memory.dmp

memory/3216-52-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-50-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-48-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-46-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-44-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-42-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-41-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-38-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-36-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-34-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-32-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-30-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-28-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-26-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-25-0x00000000026C0000-0x00000000026D2000-memory.dmp

memory/3216-53-0x0000000000400000-0x0000000000574000-memory.dmp

memory/3216-55-0x0000000000400000-0x0000000000574000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fMq88li.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3628-59-0x0000000000270000-0x00000000002A2000-memory.dmp

memory/3628-60-0x00000000050B0000-0x00000000056C8000-memory.dmp

memory/3628-61-0x0000000004C00000-0x0000000004D0A000-memory.dmp

memory/3628-62-0x0000000004B30000-0x0000000004B42000-memory.dmp

memory/3628-63-0x0000000004B90000-0x0000000004BCC000-memory.dmp

memory/3628-64-0x0000000004D10000-0x0000000004D5C000-memory.dmp