Malware Analysis Report

2025-01-23 07:47

Sample ID 241108-yghf8sybng
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

RedLine

RedLine payload

Healer

Redline family

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

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 19:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 19:45

Reported

2024-11-08 19:47

Platform

win10v2004-20241007-en

Max time kernel

129s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.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\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\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\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\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\DisableRealtimeMonitoring = "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\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

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\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
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

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

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 4548 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 4548 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 4548 wrote to memory of 3052 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe
PID 3052 wrote to memory of 4752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe
PID 3052 wrote to memory of 4752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\djo74sE.exe
PID 3052 wrote to memory of 2376 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 3052 wrote to memory of 2376 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 3052 wrote to memory of 2376 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nwn71yF10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eHD57ea.exe
PID 4548 wrote to memory of 1592 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe
PID 4548 wrote to memory of 1592 N/A C:\Users\Admin\AppData\Local\Temp\f76c75b32fc339e39bdf09e5a38cb4657ccf8d0c3051bda3cc4c487654540179.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fDr27Jq.exe
PID 4548 wrote to memory of 1592 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 456 -p 2376 -ip 2376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 1084

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.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
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 19.229.111.52.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/4752-15-0x0000000000D70000-0x0000000000D7A000-memory.dmp

memory/4752-14-0x00007FFFF2E13000-0x00007FFFF2E15000-memory.dmp

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

MD5 faeaf9bf8c211ef512e5d63a6199508e
SHA1 5a33aa871548e8ee95e348f285d5d0927a114a37
SHA256 5401a7b5eb1d3aacb7395f4ba8c3feb7ae28cc16b446d838337da8024f01c134
SHA512 e1c5beaa74e245f258fe7f42afb15391b1ff99b04c93e26ba527bd619d2fa062cc4b9564f23f515c4eefd3662702d6bcc0251b433693ba0f4ba291be427160d3

memory/2376-21-0x0000000002500000-0x000000000251A000-memory.dmp

memory/2376-22-0x0000000004C90000-0x0000000005234000-memory.dmp

memory/2376-23-0x00000000025C0000-0x00000000025D8000-memory.dmp

memory/2376-51-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-49-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-47-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-46-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-43-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-41-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-39-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-37-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-35-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-33-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-31-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-29-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-27-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-25-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-24-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/2376-52-0x0000000000400000-0x0000000000574000-memory.dmp

memory/2376-54-0x0000000000400000-0x0000000000574000-memory.dmp

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

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1592-58-0x00000000000F0000-0x0000000000122000-memory.dmp

memory/1592-59-0x0000000004F10000-0x0000000005528000-memory.dmp

memory/1592-60-0x0000000004A90000-0x0000000004B9A000-memory.dmp

memory/1592-61-0x00000000049C0000-0x00000000049D2000-memory.dmp

memory/1592-62-0x0000000004A20000-0x0000000004A5C000-memory.dmp

memory/1592-63-0x0000000004BA0000-0x0000000004BEC000-memory.dmp