Analysis
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max time kernel
143s -
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
04-11-2024 13:17
Static task
static1
Behavioral task
behavioral1
Sample
a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe
Resource
win10v2004-20241007-en
General
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Target
a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe
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Size
545KB
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MD5
4c72d1b08b7c37587b83f6da832b748d
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SHA1
eeb6bc3988b20c56b93d5d831b34891d80735cf9
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SHA256
a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1
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SHA512
c3cb594ddd24d136d37345b5575fe2f488e8112bce32b03376924ec9520c1125fdde3119d3b85fa2fbe452fd7a30a74cea7f174b6bbdad187c902765897691eb
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SSDEEP
12288:MMr6y90XE7lLaENE3EsG3bVn1FB06mb9QKgPNHYqsvSRvmBr3:myOKMxS3htkb9dgPNHYqbZcr3
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/0x000a000000023b95-12.dat healer behavioral1/memory/4576-15-0x00000000001C0000-0x00000000001CA000-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" h90TP32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" h90TP32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" h90TP32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" h90TP32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection h90TP32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" h90TP32.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/4600-22-0x0000000004C90000-0x0000000004CD6000-memory.dmp family_redline behavioral1/memory/4600-24-0x00000000052F0000-0x0000000005334000-memory.dmp family_redline behavioral1/memory/4600-36-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-88-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-84-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-82-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-80-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-78-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-76-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-74-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-72-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-70-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-68-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-66-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-64-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-62-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-61-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-58-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-56-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-54-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-52-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-50-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-48-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-46-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-44-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-42-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-40-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-38-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-34-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-86-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-32-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-30-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-28-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-26-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline behavioral1/memory/4600-25-0x00000000052F0000-0x000000000532E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3036 niba5621.exe 4576 h90TP32.exe 4600 iSALM95.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" h90TP32.exe -
Adds Run key to start application 2 TTPs 2 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\\\"" a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" niba5621.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language niba5621.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iSALM95.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4576 h90TP32.exe 4576 h90TP32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4576 h90TP32.exe Token: SeDebugPrivilege 4600 iSALM95.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4640 wrote to memory of 3036 4640 a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe 84 PID 4640 wrote to memory of 3036 4640 a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe 84 PID 4640 wrote to memory of 3036 4640 a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe 84 PID 3036 wrote to memory of 4576 3036 niba5621.exe 85 PID 3036 wrote to memory of 4576 3036 niba5621.exe 85 PID 3036 wrote to memory of 4600 3036 niba5621.exe 101 PID 3036 wrote to memory of 4600 3036 niba5621.exe 101 PID 3036 wrote to memory of 4600 3036 niba5621.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe"C:\Users\Admin\AppData\Local\Temp\a85078a36f88159ef6558335054f0329dccf644162d427ee80257a488e6a74e1.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba5621.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba5621.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h90TP32.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h90TP32.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4576
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iSALM95.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iSALM95.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4600
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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
402KB
MD5a92ec64cd8d77096092c7274b1448325
SHA1a73ac14819ea239621e60987f711cea4cfd35abf
SHA25684c82f272c9be616157ba478bbc1de9cf7102e1ef5d7f429c8383c7952051457
SHA512a73b5c79d781ebac237cf9da8e618087992006dce4d2b845e57261e6b2ce9ccce361ef2ef42b85b70a30f144ff95a00d96e7110281d214af8bf2bf164e9a6399
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
349KB
MD5a5fe5538ee60eb35b8ea3923310fc01f
SHA10b9a93981d345d267bc637645f82da3f9a13e61d
SHA256515382ca9983df3ff18a79213415e608135d034c6b364d24aa776c7cbe05dc1d
SHA512dc6fe408f3ae5fb5c863ffd25aee08064f70f0efa04800bc29304a28c8f5b81e069f684058b8fa6a38f02b30babd0bfbbafa8670b54f337651fb237c15731c9f