Analysis
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max time kernel
141s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 02:44
Static task
static1
Behavioral task
behavioral1
Sample
bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe
Resource
win10v2004-20241007-en
General
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Target
bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe
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Size
414KB
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MD5
8e688b1906d6d7787c2bfb070e71fa26
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SHA1
918d7349ef89d496337ddb94d7e7e469d0d51730
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SHA256
bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46
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SHA512
fc4d254e1f396b089fdf999617b038567ef90d20f95a8c25ce45da1c85590222c6388c0df7e9b00b79cf8d18f52ab115543be2ccedd91cffb89cbb58ecf54d09
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SSDEEP
6144:lOp0yN90QEzdGyaUnk6NR8b+IHfcJJnyCnERs7ir2WMGJpzUgL6aMnE:9y90RYnOk6JIHQJnyCn07ZJpzUE6m
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0009000000023cb9-5.dat healer behavioral1/memory/1144-8-0x0000000000900000-0x000000000090A000-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" it859875.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it859875.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it859875.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it859875.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it859875.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" it859875.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/316-18-0x00000000049F0000-0x0000000004A2C000-memory.dmp family_redline behavioral1/memory/316-20-0x0000000007750000-0x000000000778A000-memory.dmp family_redline behavioral1/memory/316-32-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-26-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-24-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-22-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-21-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-46-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-84-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-80-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-79-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-76-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-74-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-73-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-70-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-68-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-66-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-65-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-62-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-60-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-59-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-56-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-54-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-53-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-50-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-48-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-44-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-42-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-40-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-38-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-36-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-34-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-30-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-28-0x0000000007750000-0x0000000007785000-memory.dmp family_redline behavioral1/memory/316-82-0x0000000007750000-0x0000000007785000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1144 it859875.exe 316 jr470701.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it859875.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\\\"" bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.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 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr470701.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1144 it859875.exe 1144 it859875.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1144 it859875.exe Token: SeDebugPrivilege 316 jr470701.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3364 wrote to memory of 1144 3364 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe 85 PID 3364 wrote to memory of 1144 3364 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe 85 PID 3364 wrote to memory of 316 3364 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe 95 PID 3364 wrote to memory of 316 3364 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe 95 PID 3364 wrote to memory of 316 3364 bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe"C:\Users\Admin\AppData\Local\Temp\bb8ec435b0035f17fb336e2d3bc0fddc3c59b009b123e60d934c3b991b3b1f46.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3364 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it859875.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it859875.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1144
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr470701.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr470701.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:316
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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
360KB
MD5b64befe976430aeb283603f6297b0432
SHA16bd84604d2fed12e86b7fcc34851d51a867680b3
SHA256842686adfc58079cf812fc081cda1f3266c71eb61e2ad7265d64c2c2f8007e72
SHA512703445b82f975c8ef448aef46ce9e4269eaeab977327d71b5524260c3f6a751e682a8debfb41eb7e659ed8ca1367b76fd63540f8dca69c00de067edce90a7ba1