Malware Analysis Report

2025-01-23 07:44

Sample ID 241107-hbj5wawqby
Target 67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664
SHA256 67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664
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

67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664

Threat Level: Known bad

The file 67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

RedLine payload

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 06:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 06:33

Reported

2024-11-07 06:36

Platform

win10v2004-20241007-en

Max time kernel

135s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.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\IXP001.TMP\dRd56ex.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\dRd56ex.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\dRd56ex.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\dRd56ex.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\dRd56ex.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\eKT91fj.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\eKT91fj.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\dRd56ex.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.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\eKT91fj.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\eKT91fj.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\eKT91fj.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\eKT91fj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.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\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.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\nsW27zN14.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\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2148 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe
PID 2148 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe
PID 2148 wrote to memory of 1924 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe
PID 1924 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe
PID 1924 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe
PID 1924 wrote to memory of 4596 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe
PID 1924 wrote to memory of 4596 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe
PID 1924 wrote to memory of 4596 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe
PID 2148 wrote to memory of 3204 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe
PID 2148 wrote to memory of 3204 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe
PID 2148 wrote to memory of 3204 N/A C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe

Processes

C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe

"C:\Users\Admin\AppData\Local\Temp\67ac1dfa10c6afcdde2c3bdad5ab815d08c927260c2dadfc896432e832fe5664.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4596 -ip 4596

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 1088

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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 8.8.8.8:53 217.106.137.52.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
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 136.71.105.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nsW27zN14.exe

MD5 d95569cf1306565c5c33b786d32fc43f
SHA1 8deae51b128b6e527f529436c4226f80d0eaf13e
SHA256 3f40b5ae4a816a77e017e8511d44b393e991faab3d5109c502479b80fb9cefa9
SHA512 2e081ffc6d6cc186f84e59bf94685d8369212505bb0fac000f52c1a5418ca7266d5b80e1cb99bb3e740fe46540dce8c92429fdc7f615170e42d0e8d8194441ab

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dRd56ex.exe

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

memory/1628-14-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

memory/1628-15-0x0000000000820000-0x000000000082A000-memory.dmp

memory/1628-16-0x00007FFA35EF3000-0x00007FFA35EF5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eKT91fj.exe

MD5 f2bcb17a128cbfa928ca290d240f9601
SHA1 487e8bd83d6aa5a8633562ff09254ae922f158f6
SHA256 986bc0236c044a0f4a4e94f3232e1d7d34ce488c289639e059456fb80184b2e6
SHA512 4ee4abb1b4c7d4c23e9e40d9ab857b72fbf36f5688bcbb5a4b674620843a0f3f5fed178405f2ac587f9e2a56c91cb1b0d584ff876c5e5639f91fb42b76b1e923

memory/4596-22-0x00000000021D0000-0x00000000021EA000-memory.dmp

memory/4596-23-0x0000000004CA0000-0x0000000005244000-memory.dmp

memory/4596-24-0x00000000027F0000-0x0000000002808000-memory.dmp

memory/4596-36-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-40-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-52-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-50-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-48-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-46-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-45-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-43-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-38-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-34-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-32-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-28-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-26-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-25-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-31-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4596-53-0x0000000000400000-0x000000000056E000-memory.dmp

memory/4596-55-0x0000000000400000-0x000000000056E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\flA67lL.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3204-59-0x0000000000CC0000-0x0000000000CF2000-memory.dmp

memory/3204-60-0x0000000005B10000-0x0000000006128000-memory.dmp

memory/3204-61-0x0000000005660000-0x000000000576A000-memory.dmp

memory/3204-62-0x0000000005590000-0x00000000055A2000-memory.dmp

memory/3204-63-0x00000000055F0000-0x000000000562C000-memory.dmp

memory/3204-64-0x0000000005770000-0x00000000057BC000-memory.dmp