Analysis
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max time kernel
118s -
max time network
123s -
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 00:58
Static task
static1
Behavioral task
behavioral1
Sample
b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe
Resource
win10v2004-20241007-en
General
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Target
b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe
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Size
470KB
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MD5
84ac507412c9874bd94909c2ffa85310
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SHA1
897d3c38e72e233e53822f544400b6cef63268b8
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SHA256
b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650a
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SHA512
f550fa56bc9a7fd27fb90d80bfeb989e7fe415a28e01e7d60921eba43b18872d97e86f1cb23374f5ab37ab655482259257e1a88e74b23bbcae500b10ff71d6f0
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SSDEEP
6144:Pup0yN90QEoNQrta73Q+scR4atDtGb6aX/QbaQbayWkk17O8GVdRfcr0d4292Dm:ny90WNca7jRKQbRvg7ORpc+
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023c8d-6.dat healer behavioral1/memory/844-8-0x0000000000D80000-0x0000000000D8A000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" it544309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it544309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it544309.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it544309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it544309.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" it544309.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/3552-18-0x0000000002900000-0x000000000293C000-memory.dmp family_redline behavioral1/memory/3552-20-0x0000000004E20000-0x0000000004E5A000-memory.dmp family_redline behavioral1/memory/3552-32-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-34-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-84-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-82-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-80-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-76-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-74-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-72-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-70-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-68-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-66-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-64-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-62-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-58-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-54-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-52-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-50-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-48-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-44-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-42-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-40-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-38-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-36-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-30-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-28-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-26-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-24-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-78-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-60-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-56-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-46-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-22-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/3552-21-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 844 it544309.exe 3552 jr230413.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it544309.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\\\"" b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.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 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr230413.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 844 it544309.exe 844 it544309.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 844 it544309.exe Token: SeDebugPrivilege 3552 jr230413.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2240 wrote to memory of 844 2240 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe 83 PID 2240 wrote to memory of 844 2240 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe 83 PID 2240 wrote to memory of 3552 2240 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe 94 PID 2240 wrote to memory of 3552 2240 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe 94 PID 2240 wrote to memory of 3552 2240 b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe"C:\Users\Admin\AppData\Local\Temp\b3279b9ce7ba5aa50d5dfe2b68e9337fe5960b24059611b54791838bba41650aN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it544309.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it544309.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr230413.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr230413.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3552
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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
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Downloads
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
486KB
MD586194c4a900e1e35a3a1e663d1491d28
SHA1858b5d1c8d519da5a0946b3303fda6041e4b8c31
SHA25694ecc991a7313f82a0585cbf68465e012b15505ff3354f9ea6b2c46bb03cc748
SHA512f737ccdbaf31f279ca4863e7fb81baea4bc6e834693a1f56f148613209dbbcc27a8048667c2651488ac3866a780e4206365003e314ed8c08fd80a127913b334b