Analysis
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max time kernel
143s -
max time network
149s -
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 00:21
Static task
static1
Behavioral task
behavioral1
Sample
7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe
Resource
win10v2004-20241007-en
General
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Target
7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe
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Size
402KB
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MD5
899e94310f6751ffe66b1e75157aad79
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SHA1
2e8a2bcd94b3e8d1246c48b9e098a9f502ec50f9
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SHA256
7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3
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SHA512
819d0642290aca74fb4d0ffe6e439e3deb616bf89aaf173c9ba0a3262f1ad4bebd71b69497b6a0c17ba1fdd04f3748177918de15568af9c2e1c4a4df29c7c472
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SSDEEP
12288:qMrmy90BmVTef10ORMSqgUgMLjwG2UJioH3:wyMmtQhFMvwC3
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b97-5.dat healer behavioral1/memory/812-8-0x0000000000CD0000-0x0000000000CDA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1245.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1245.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/2812-18-0x00000000026E0000-0x0000000002726000-memory.dmp family_redline behavioral1/memory/2812-20-0x0000000004D10000-0x0000000004D54000-memory.dmp family_redline behavioral1/memory/2812-22-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-21-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-38-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-85-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-82-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-80-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-78-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-74-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-72-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-70-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-68-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-66-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-64-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-62-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-58-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-56-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-54-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-52-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-50-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-48-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-46-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-44-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-40-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-36-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-34-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-32-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-30-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-28-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-26-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-24-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-76-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-60-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline behavioral1/memory/2812-42-0x0000000004D10000-0x0000000004D4E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 812 pro1245.exe 2812 qu4488.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1245.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\\\"" 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.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 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu4488.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 812 pro1245.exe 812 pro1245.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 812 pro1245.exe Token: SeDebugPrivilege 2812 qu4488.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4808 wrote to memory of 812 4808 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe 83 PID 4808 wrote to memory of 812 4808 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe 83 PID 4808 wrote to memory of 2812 4808 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe 92 PID 4808 wrote to memory of 2812 4808 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe 92 PID 4808 wrote to memory of 2812 4808 7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe"C:\Users\Admin\AppData\Local\Temp\7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro1245.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro1245.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:812
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu4488.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu4488.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2812
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
349KB
MD57e7a03cf42d006bbc4c6c32915eda4e9
SHA175e740e781f661c8dbf517197d9cda1f4e513124
SHA256471c87ab231425fc404b9ca515e49f200b2c360d263716a097235e561aad4cd4
SHA512942b8ceb31698963d95963ea101eab95b31a7146b0e3684d869a3bb6665e58d2c1c8cf78911c87777d83817671f164357069ac1b56c27cb4e3374d0053d41345