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
17/11/2024, 08:54
Static task
static1
Behavioral task
behavioral1
Sample
bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe
Resource
win10v2004-20241007-en
General
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Target
bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe
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Size
414KB
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MD5
2ea352a5ee24090054897d80f57ceaf7
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SHA1
af834276f3c49ae9c2f4250b66f8b76d98dae31b
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SHA256
bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51
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SHA512
186b0c05c6c034170e06146129af4fd82bf4d545f66196b138a5343abafe213bda4848250f8f955e2975c9707f6e8a4e232987d8089d4ca90b642835d136afa7
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SSDEEP
6144:uxp0yN90QEdaY46tnpgiOFJeZBmJWUyNeehQV9wK3UyOl7u:By90DainOOYiLowKkVC
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023c99-5.dat healer behavioral1/memory/2840-8-0x0000000000850000-0x000000000085A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it936048.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it936048.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" it936048.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" it936048.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it936048.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it936048.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/4808-18-0x0000000004BE0000-0x0000000004C1C000-memory.dmp family_redline behavioral1/memory/4808-20-0x0000000007200000-0x000000000723A000-memory.dmp family_redline behavioral1/memory/4808-28-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-30-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-76-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-68-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-61-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-44-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-26-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-24-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-22-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-21-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-84-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-82-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-80-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-78-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-74-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-72-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-70-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-66-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-64-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-62-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-58-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-56-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-54-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-52-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-50-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-48-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-46-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-42-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-40-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-38-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-36-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-34-0x0000000007200000-0x0000000007235000-memory.dmp family_redline behavioral1/memory/4808-32-0x0000000007200000-0x0000000007235000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 2840 it936048.exe 4808 jr801884.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it936048.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\\\"" bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.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 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr801884.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2840 it936048.exe 2840 it936048.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2840 it936048.exe Token: SeDebugPrivilege 4808 jr801884.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1516 wrote to memory of 2840 1516 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe 83 PID 1516 wrote to memory of 2840 1516 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe 83 PID 1516 wrote to memory of 4808 1516 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe 93 PID 1516 wrote to memory of 4808 1516 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe 93 PID 1516 wrote to memory of 4808 1516 bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe"C:\Users\Admin\AppData\Local\Temp\bf91deed984f9d3b39957b26723aba5a0c1672da98458206893d35f65384fd51.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it936048.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it936048.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2840
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr801884.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr801884.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4808
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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
359KB
MD57b56dba5fa8d2a654ed2f62a133ff542
SHA1d83ecb3c3270616c401aaa229aaa371b69b87dbb
SHA25637be706e98fd037a7fe697ef7daae5af7edad9a1bbebe37905c52174cdf47a6e
SHA5121ae269392f5cf8b8ab59cc52b7eeb375a7bdced872c614aefacb44b3706a1a05579aba2d263b01e52a3f6ee7de1f6b49c0bcd09e3d6732ba4972e957125b0970