Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-ydek6s1kbp
Target f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179
SHA256 f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179
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

f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179

Threat Level: Known bad

The file f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer family

RedLine

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

Redline family

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 19:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 19:39

Reported

2024-11-08 19:42

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.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\djo74sE.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\djo74sE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.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\eHD57ea.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\eHD57ea.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\eHD57ea.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\djo74sE.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\djo74sE.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\djo74sE.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\eHD57ea.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\eHD57ea.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.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\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.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\nwn71yF10.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\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4532 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 4532 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 4532 wrote to memory of 216 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 216 wrote to memory of 2040 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe
PID 216 wrote to memory of 2040 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe
PID 216 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 216 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 216 wrote to memory of 3788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 4532 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe
PID 4532 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe
PID 4532 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe

"C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3788 -ip 3788

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.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 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe

MD5 eb7a1f187caf1056b25d23015cb33f8b
SHA1 c1384204232d247917402c34dad100bc2931a415
SHA256 edf31595eebd17f83d9db76060a6593b1636ac953eaf15427a779544a830a492
SHA512 f9f0dc1f8daebc14297eebbe4ba155619bed783da6c604881725e83211a6da839133efe1ab426d6e64524b8a8cb1784fa01153e147e84774c1abd036efbb4717

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe

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

memory/2040-14-0x00007FFCC7643000-0x00007FFCC7645000-memory.dmp

memory/2040-15-0x0000000000AA0000-0x0000000000AAA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe

MD5 faeaf9bf8c211ef512e5d63a6199508e
SHA1 5a33aa871548e8ee95e348f285d5d0927a114a37
SHA256 5401a7b5eb1d3aacb7395f4ba8c3feb7ae28cc16b446d838337da8024f01c134
SHA512 e1c5beaa74e245f258fe7f42afb15391b1ff99b04c93e26ba527bd619d2fa062cc4b9564f23f515c4eefd3662702d6bcc0251b433693ba0f4ba291be427160d3

memory/3788-21-0x0000000002330000-0x000000000234A000-memory.dmp

memory/3788-22-0x0000000004E80000-0x0000000005424000-memory.dmp

memory/3788-23-0x00000000025E0000-0x00000000025F8000-memory.dmp

memory/3788-24-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-29-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-50-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-47-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-45-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-43-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-41-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-39-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-35-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-33-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-27-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-25-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-37-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-51-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-31-0x00000000025E0000-0x00000000025F2000-memory.dmp

memory/3788-52-0x0000000000400000-0x0000000000574000-memory.dmp

memory/3788-54-0x0000000000400000-0x0000000000574000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4496-58-0x0000000000220000-0x0000000000252000-memory.dmp

memory/4496-59-0x0000000005180000-0x0000000005798000-memory.dmp

memory/4496-60-0x0000000004D00000-0x0000000004E0A000-memory.dmp

memory/4496-61-0x0000000004C30000-0x0000000004C42000-memory.dmp

memory/4496-62-0x0000000004CC0000-0x0000000004CFC000-memory.dmp

memory/4496-63-0x0000000004C50000-0x0000000004C9C000-memory.dmp