Analysis
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max time kernel
117s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/11/2024, 19:38
Static task
static1
Behavioral task
behavioral1
Sample
83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe
Resource
win10v2004-20241007-en
General
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Target
83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe
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Size
457KB
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MD5
39a6f2165038127faadd9726e5bb43e0
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SHA1
6714086a1ed0f2638e0f31f5d1214607886fdd36
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SHA256
83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bd
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SHA512
23cca3c0b0670d10c2114eccf8b2da8cd33c7eca69dfa36ea7ece7bc8f5198787b4a2d0f7002a40a1b30106915678dcb6dc4bf62a780a793e734c3ae0d076567
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SSDEEP
12288:y3y905pXlTNvJHSORh5Pwjbz4wq2wU4DZdQs:cygVTNvJLRHP4bzZaUGZD
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023c54-6.dat healer behavioral1/memory/4484-8-0x00000000006F0000-0x00000000006FA000-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\DisableIOAVProtection = "1" 21758757.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 21758757.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 21758757.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 21758757.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 21758757.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 21758757.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/4680-18-0x0000000004E90000-0x0000000004ECC000-memory.dmp family_redline behavioral1/memory/4680-20-0x0000000004F50000-0x0000000004F8A000-memory.dmp family_redline behavioral1/memory/4680-76-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-68-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-58-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-50-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-84-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-82-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-80-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-78-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-74-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-72-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-70-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-66-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-64-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-62-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-61-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-56-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-54-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-52-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-48-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-46-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-42-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-40-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-39-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-44-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-36-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-34-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-32-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-30-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-28-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-26-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-24-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-22-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline behavioral1/memory/4680-21-0x0000000004F50000-0x0000000004F85000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4484 21758757.exe 4680 kp752541.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" 21758757.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\\\"" 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.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 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kp752541.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4484 21758757.exe 4484 21758757.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4484 21758757.exe Token: SeDebugPrivilege 4680 kp752541.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 116 wrote to memory of 4484 116 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe 85 PID 116 wrote to memory of 4484 116 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe 85 PID 116 wrote to memory of 4680 116 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe 92 PID 116 wrote to memory of 4680 116 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe 92 PID 116 wrote to memory of 4680 116 83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe"C:\Users\Admin\AppData\Local\Temp\83697a37ceb2476a731c36876479a51369a524f733fa0b753528f0cc359356bdN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\21758757.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\21758757.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4484
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp752541.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp752541.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4680
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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
459KB
MD546cf299f21d33088dfa3f96d546108f9
SHA184006a3938bc343e2177efe06e0485e1bbf02a51
SHA25653b900abf2a2e0e0eacfe522d5215fd19b169b334a4e3498d9452987f5a465a2
SHA512529d6d000b00953d1d85eb31012735677e7bf6625b65e1477b389be2d721fbd711551aad35538473e37c10d63d058b2fdc20c00a0200015f835be8a3c97a35fd