Malware Analysis Report

2025-01-23 07:43

Sample ID 241108-ghp42axalc
Target 6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e
SHA256 6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e
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

6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e

Threat Level: Known bad

The file 6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

RedLine

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 05:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 05:48

Reported

2024-11-08 05:51

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.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\bTr35Zq.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\bTr35Zq.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\bTr35Zq.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\bTr35Zq.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\bTr35Zq.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\bTr35Zq.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.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\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.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\ndr95xC.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\IXP001.TMP\bTr35Zq.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 5068 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe
PID 5068 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe
PID 5068 wrote to memory of 3120 N/A C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe
PID 3120 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe
PID 3120 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe
PID 3120 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe
PID 3120 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe
PID 3120 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe
PID 3120 wrote to memory of 3084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe

"C:\Users\Admin\AppData\Local\Temp\6ffb73495d5f0c6f895c4426ac7213abc94e5fae8e25ecd70fa4c832248fd57e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ndr95xC.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 928 -ip 928

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 928 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 0.205.248.87.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\ndr95xC.exe

MD5 6b012524603c424cb217f38d32557ce2
SHA1 6855d4a0bf7617aed149f5845acfc9fc8730abf0
SHA256 66c8ee78c66bb6d717c6eadaa8b2557c807c67c1de76c70b437f6bacfd650838
SHA512 f90680682cb5d96470a8e69bccd345e1372051c87d1c8239f35eb9e3550cefec03286b3752bf5f23817d7c55da4c1503a950beca2b9cacc2429972fcd6b912a3

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bTr35Zq.exe

MD5 a9a31ca9a35d8caac2f16e884f5132d9
SHA1 a9409333bff25265779546cee60a394f51d3ad62
SHA256 422112976d1772dc6cf7a79460e8c72acc4b1d156212b15f2f0e8f84b456e32c
SHA512 f330ab56bb96bf541edf4d55e739c5bc4031d2c940091ae01991e4ce4e6a9b3fc0adbe05c5fc09601e8ea44eed5ce5c12b73c85961cb12bdfd5a23ab6cec32ca

memory/928-16-0x00000000023F0000-0x000000000241D000-memory.dmp

memory/928-15-0x00000000008E0000-0x00000000009E0000-memory.dmp

memory/928-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/928-18-0x0000000000400000-0x0000000000793000-memory.dmp

memory/928-19-0x00000000024F0000-0x000000000250A000-memory.dmp

memory/928-20-0x0000000004D90000-0x0000000005334000-memory.dmp

memory/928-21-0x00000000027B0000-0x00000000027C8000-memory.dmp

memory/928-49-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-47-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-45-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-43-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-41-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-39-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-37-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-35-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-33-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-31-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-29-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-27-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-25-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-23-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-22-0x00000000027B0000-0x00000000027C2000-memory.dmp

memory/928-50-0x00000000008E0000-0x00000000009E0000-memory.dmp

memory/928-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/928-55-0x0000000000400000-0x0000000000430000-memory.dmp

memory/928-54-0x0000000000400000-0x0000000000793000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dls57uQ.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3084-59-0x00000000000A0000-0x00000000000D2000-memory.dmp

memory/3084-60-0x0000000005000000-0x0000000005618000-memory.dmp

memory/3084-61-0x0000000004B80000-0x0000000004C8A000-memory.dmp

memory/3084-62-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/3084-63-0x0000000004B20000-0x0000000004B5C000-memory.dmp

memory/3084-64-0x0000000004C90000-0x0000000004CDC000-memory.dmp