Malware Analysis Report

2025-01-23 07:44

Sample ID 241107-alhqss1elf
Target f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa
SHA256 f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa
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

f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa

Threat Level: Known bad

The file f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

RedLine payload

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine

Healer family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 00:17

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 00:17

Reported

2024-11-07 00:22

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

162s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.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\bBf11Ml.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.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\bBf11Ml.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\bBf11Ml.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\bBf11Ml.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\bBf11Ml.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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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\bBf11Ml.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.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\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.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\nhI54ON.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\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1712 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe
PID 1712 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe
PID 1712 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe
PID 2172 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe
PID 2172 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe
PID 2172 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe
PID 2172 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe
PID 2172 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe
PID 2172 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe

"C:\Users\Admin\AppData\Local\Temp\f254bb3cdd340abe7fd3edc2b06015749d481f989e6e4c7359cd0e0e71c420aa.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhI54ON.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4508 -ip 4508

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4508 -s 1020

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 74.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 73.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 13.227.111.52.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\nhI54ON.exe

MD5 facdf7903061b2dec29610f1ebadcbf3
SHA1 0de0bdc0db3196c0ca0df95c3bbfff3137bba41b
SHA256 9bc9e762ddf0bc396de592ad41da66cda0a41b6ec0bd4ff56842ea67758b0a02
SHA512 18df3da1e4faf82a6b000b6d4af7811deb08e4c4e54b7e69ad8d7074f62f06f09717329e500ba6af74c379401032c2f1e41f75b0253dd2b7a964ca5d0677c069

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bBf11Ml.exe

MD5 de42ca5e48e76be8fc7fd36752b6eb50
SHA1 c594fea49882a1f0c4745c38de903c8f3e963acd
SHA256 9be125a22fe4bbedcd63b46faf563f107bb54c1f6c894e45b4794c3e184aa0aa
SHA512 b4dbe8b6ed6cf26a7225ef2a8af07629fdcc447920dd8bb5362cefdbbafe439ef92e5011c8c26716dba06646d161eca676470e484995173dd39dc42db454ff7b

memory/4508-15-0x0000000000A90000-0x0000000000B90000-memory.dmp

memory/4508-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4508-16-0x00000000008D0000-0x00000000008FD000-memory.dmp

memory/4508-18-0x0000000000400000-0x0000000000754000-memory.dmp

memory/4508-19-0x0000000002910000-0x000000000292A000-memory.dmp

memory/4508-20-0x0000000004E00000-0x00000000053A4000-memory.dmp

memory/4508-21-0x00000000053F0000-0x0000000005408000-memory.dmp

memory/4508-47-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-45-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-49-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-44-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-41-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-39-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-37-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-36-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-33-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-31-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-29-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-27-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-25-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-23-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-22-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4508-50-0x0000000000A90000-0x0000000000B90000-memory.dmp

memory/4508-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4508-54-0x0000000000400000-0x0000000000754000-memory.dmp

memory/4508-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dgP42dI.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4496-59-0x00000000009E0000-0x0000000000A12000-memory.dmp

memory/4496-60-0x0000000005940000-0x0000000005F58000-memory.dmp

memory/4496-61-0x00000000054C0000-0x00000000055CA000-memory.dmp

memory/4496-62-0x00000000053F0000-0x0000000005402000-memory.dmp

memory/4496-63-0x0000000005450000-0x000000000548C000-memory.dmp

memory/4496-64-0x00000000055D0000-0x000000000561C000-memory.dmp