Analysis
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max time kernel
118s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/11/2024, 15:14
Static task
static1
Behavioral task
behavioral1
Sample
5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe
Resource
win10v2004-20241007-en
General
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Target
5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe
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Size
380KB
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MD5
fadb8e02325b4a90177fdd912e2cfd60
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SHA1
4e99694fcacebcb069f0bbc017b80ff14816daec
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SHA256
5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1
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SHA512
2fd935d6dd187195b844844d8303d87b0912072d4fce719437a7d857cbfd3b46dbf1f2735d0212f6fabb6ca2cc9c9ccc2a5f5d9112b26646a597ae854468d7d9
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SSDEEP
6144:Khy+bnr+Bp0yN90QEC+BmxOt54XrAB6DOd20uhCWqklzg+Awv4e2TLZzjtrm+0+:7MrFy90nmUt54Xrw6bhCQJ9gnLZRM+
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0009000000023c9f-5.dat healer behavioral1/memory/4904-8-0x0000000000B40000-0x0000000000B4A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr323872.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr323872.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr323872.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr323872.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr323872.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr323872.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/1688-18-0x00000000024C0000-0x0000000002506000-memory.dmp family_redline behavioral1/memory/1688-20-0x0000000002540000-0x0000000002584000-memory.dmp family_redline behavioral1/memory/1688-66-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-74-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-84-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-82-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-80-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-78-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-72-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-70-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-68-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-64-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-62-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-60-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-58-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-56-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-54-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-50-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-48-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-47-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-44-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-42-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-41-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-36-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-34-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-32-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-28-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-26-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-24-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-22-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-76-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-52-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-38-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-30-0x0000000002540000-0x000000000257F000-memory.dmp family_redline behavioral1/memory/1688-21-0x0000000002540000-0x000000000257F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4904 jr323872.exe 1688 ku500663.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr323872.exe -
Adds Run key to start application 2 TTPs 1 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\\\"" 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ku500663.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4904 jr323872.exe 4904 jr323872.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4904 jr323872.exe Token: SeDebugPrivilege 1688 ku500663.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3100 wrote to memory of 4904 3100 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe 83 PID 3100 wrote to memory of 4904 3100 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe 83 PID 3100 wrote to memory of 1688 3100 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe 95 PID 3100 wrote to memory of 1688 3100 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe 95 PID 3100 wrote to memory of 1688 3100 5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe"C:\Users\Admin\AppData\Local\Temp\5f844dfb55709cd22ab42d80a8911a30a55d3d761d603f0e83ae5a61245aa2c1N.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3100 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr323872.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4904
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku500663.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1688
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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
Loading Replay Monitor...
Downloads
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Filesize
15KB
MD58472c404609b2603014e8c72fec322b5
SHA18de1b8452a561bf0bb78ab65bab645aece674328
SHA25641b5624c585619be81c4bd2d1af24f4a2c210833a04e6d649ae970bcad4bf6f6
SHA5122fb3a30766282effd7e2826fdff5994006f2100a775b924beb67fa18bc4895c24f064170338e98a96621ee11e3fe617e5df707c79da0ad1dde0525c06d393fe5
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Filesize
295KB
MD55b381b1dd90beab0a307ec02639d0457
SHA133f2851f0787e8b9fdb51a23a6c357a7b5468a36
SHA25686efd73bb0b333dff6e0cbce4f2abdd46b0310fabe200fbdbd9b1bff7e3d459b
SHA5125faef4b863b2d7797d2124a69392894db48da28a7c49ed5798bb62f5e5e17487a1db27c87b65f25682d870577f67b974de29d496bb9583866fabf27aa68f2976