Malware Analysis Report

2025-01-23 07:43

Sample ID 241108-bcxn2atrbk
Target 0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e
SHA256 0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e
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

0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e

Threat Level: Known bad

The file 0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

RedLine

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

RedLine payload

Healer family

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 01:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 01:00

Reported

2024-11-08 01:03

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.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\eTe34iy.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\eTe34iy.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\eTe34iy.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\eTe34iy.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\dpK21gi.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\dpK21gi.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\dpK21gi.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\dpK21gi.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.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\eTe34iy.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe N/A

RedLine

infostealer redline

RedLine payload

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

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\dpK21gi.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.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\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.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\nGJ87OR07.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\nGJ87OR07.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4544 wrote to memory of 4896 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe
PID 4544 wrote to memory of 4896 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe
PID 4544 wrote to memory of 4896 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe
PID 4896 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe
PID 4896 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe
PID 4896 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe
PID 4896 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe
PID 4896 wrote to memory of 404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe
PID 4544 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe
PID 4544 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe
PID 4544 wrote to memory of 1128 N/A C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe

"C:\Users\Admin\AppData\Local\Temp\0c81cccd207f4ea01d1e26748cea5194cfe789b8239b38b0973030297147e35e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 404 -ip 404

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.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
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 8.8.8.8:53 137.71.105.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nGJ87OR07.exe

MD5 fa6253a9c9f1eab4884946ea2cf3d224
SHA1 cc1cd9a8e8af9797c8757699d79ee5b82cada799
SHA256 7136accb1a837c17c5bbc6fb632a91d3e2f66d75114c55b7ea5a43325a4d176b
SHA512 e4dc323815973b15496a583bf98a8977f7c03ff49bff7579b71225385b230c9d04b3bb05ddb82ed3bfa447f1600e89860c96d7b9ab233b8bc791d2c5841f3dca

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpK21gi.exe

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

memory/1308-14-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

memory/1308-15-0x00000000001D0000-0x00000000001DA000-memory.dmp

memory/1308-16-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eTe34iy.exe

MD5 10b6549523528ef949d086f8f79cf1af
SHA1 8176ceb01edc3485bd9dc2730bbd073bd93dd2f4
SHA256 6627ca6396df9a4f980e245ae3d60c0491fee7910b363af5100acf4898654635
SHA512 be6acc7f7bb3e688987c1408883fc84c389bed6e3b18128a41a3cc488b234a57cbf0ff2f0437a239a070e0f5ad77f6dc76a0cd232ff74a53bac1005fcd7a93b1

memory/404-22-0x0000000002510000-0x000000000252A000-memory.dmp

memory/404-23-0x0000000004E50000-0x00000000053F4000-memory.dmp

memory/404-24-0x0000000002820000-0x0000000002838000-memory.dmp

memory/404-32-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-52-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-50-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-48-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-46-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-45-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-42-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-38-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-36-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-30-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-28-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-40-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-26-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-34-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-25-0x0000000002820000-0x0000000002832000-memory.dmp

memory/404-53-0x0000000000400000-0x0000000000758000-memory.dmp

memory/404-55-0x0000000000400000-0x0000000000758000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fEe51YY.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1128-59-0x00000000004A0000-0x00000000004D2000-memory.dmp

memory/1128-60-0x00000000052D0000-0x00000000058E8000-memory.dmp

memory/1128-61-0x0000000004E40000-0x0000000004F4A000-memory.dmp

memory/1128-62-0x0000000004D70000-0x0000000004D82000-memory.dmp

memory/1128-63-0x0000000004DD0000-0x0000000004E0C000-memory.dmp

memory/1128-64-0x0000000004F50000-0x0000000004F9C000-memory.dmp