Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 04:03
Static task
static1
Behavioral task
behavioral1
Sample
536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe
Resource
win10v2004-20241007-en
General
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Target
536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe
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Size
707KB
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MD5
21207de7570adeac629b9f921445dd14
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SHA1
8e71ac537c634150a1446af988bbab27bc2b75fd
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SHA256
536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2
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SHA512
9b46883dbbdef7df7ea5ad40e39edb7d41bd382d40f7237bca97eeac33e626d7e5e5a522d8e0d0a7b50afb76bc0ff9cd0d5a3af711170b6d0f6d5ddfa7d8c5bd
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SSDEEP
12288:dy90Ilg96a4uS6e6XI/jqmJ9xHXttFncI9ANeLgFJHeaaOh4:dyVlg96zb64fJ9R1nzANT2aaOh4
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/2856-18-0x0000000004830000-0x000000000484A000-memory.dmp healer behavioral1/memory/2856-20-0x0000000004DE0000-0x0000000004DF8000-memory.dmp healer behavioral1/memory/2856-48-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-46-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-44-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-43-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-40-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-38-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-36-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-34-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-32-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-30-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-28-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-26-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-24-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-22-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2856-21-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr391309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr391309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr391309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr391309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr391309.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pr391309.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4936-60-0x0000000004C10000-0x0000000004C4C000-memory.dmp family_redline behavioral1/memory/4936-61-0x0000000004CB0000-0x0000000004CEA000-memory.dmp family_redline behavioral1/memory/4936-63-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-77-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-95-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-93-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-91-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-89-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-87-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-85-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-83-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-81-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-76-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-73-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-71-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-70-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-67-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-65-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-79-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline behavioral1/memory/4936-62-0x0000000004CB0000-0x0000000004CE5000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 1840 un144222.exe 2856 pr391309.exe 4936 qu648769.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr391309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr391309.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process 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\\\"" 536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe 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\\\"" un144222.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 888 2856 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un144222.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pr391309.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu648769.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2856 pr391309.exe 2856 pr391309.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2856 pr391309.exe Token: SeDebugPrivilege 4936 qu648769.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4408 wrote to memory of 1840 4408 536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe 83 PID 4408 wrote to memory of 1840 4408 536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe 83 PID 4408 wrote to memory of 1840 4408 536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe 83 PID 1840 wrote to memory of 2856 1840 un144222.exe 84 PID 1840 wrote to memory of 2856 1840 un144222.exe 84 PID 1840 wrote to memory of 2856 1840 un144222.exe 84 PID 1840 wrote to memory of 4936 1840 un144222.exe 100 PID 1840 wrote to memory of 4936 1840 un144222.exe 100 PID 1840 wrote to memory of 4936 1840 un144222.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe"C:\Users\Admin\AppData\Local\Temp\536ddcea0739f743f5913488616ef41b7a5a07a71c9ff9aefdbec402746d97d2.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un144222.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un144222.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr391309.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr391309.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2856 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 10844⤵
- Program crash
PID:888
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu648769.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu648769.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2856 -ip 28561⤵PID:3968
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
553KB
MD5dc959eb2365decd560f4b284bfd45c6b
SHA12ae0f1e9bb71a6660ef6b4bf2c5fc4debd1d8afb
SHA256b99772c19b6fb1ae77bcc90c334b9970adc5a3af2d955c2d64cef839b16f6779
SHA512d75e315c3426b1ce4126070362b9b456657c9c60c86bef2278e7c36d99c825542ca7120690b29a5b0e52ed640c063b6fec10e318e304312cccefd86a1753ae31
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Filesize
278KB
MD5c2f83a2978069e748c2faa4079966151
SHA13924aecfa8f1200ad95ff8a9f919a4e9efc47eb8
SHA2562c0ddf33f74daba5afeb32dee08f11ffd371d7f2deb5795c010bc87d024b18f2
SHA5129b6d11ad989fc8f6fd19eb2448f10cd14c94d757fcec129ef3d9d1b0fa176890408557b1564dacd6598ece516bf9ffd60b35996e94567784139e5a66fe0b4226
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Filesize
360KB
MD57c73b3ace3ebea37bbe68b28e04e86c2
SHA1766bc6d375ace93da3cd5ffd3706493543c4c248
SHA256f60da5526ca5162725b3f009e80ebe109584e5986ebb0802144713dcc44f0e4e
SHA512622767e38422a1926f028f9f2b7cbb17f7ea9d5938dec00c8739daeb23d9fa4b5d0a2b41d5c4d754b89dce3da388f0bf2316680b15439a8aaeb4efad290d9e1a