Analysis
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max time kernel
144s -
max time network
154s -
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 00:41
Static task
static1
Behavioral task
behavioral1
Sample
90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe
Resource
win10v2004-20241007-en
General
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Target
90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe
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Size
569KB
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MD5
e892403f022c67c5e28ec477e7154628
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SHA1
0fcd64556dbef0c088ecc89d8b53924356760f78
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SHA256
90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75
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SHA512
45fac969ed3ac0cdd59c723a9dd342e69864ea4d2e5cedbc40b4f8d0ff8922b1eef875a403b7f3e66753e98f3bdf6397977922225ca6e6a519774d1c68511a5f
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SSDEEP
12288:DMr3y901ahimz7AuxqVgVQWL1ZOQ3F3712yGgwI:4ywsVAuxYgq6ZOQ3F37Yg
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4472-12-0x00000000025A0000-0x00000000025BA000-memory.dmp healer behavioral1/memory/4472-14-0x00000000025D0000-0x00000000025E8000-memory.dmp healer behavioral1/memory/4472-17-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-42-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-40-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-38-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-36-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-34-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-33-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-30-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-28-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-26-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-24-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-22-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-20-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-18-0x00000000025D0000-0x00000000025E2000-memory.dmp healer behavioral1/memory/4472-15-0x00000000025D0000-0x00000000025E2000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r9091qW.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4284-55-0x00000000049A0000-0x00000000049E6000-memory.dmp family_redline behavioral1/memory/4284-57-0x0000000004A60000-0x0000000004AA4000-memory.dmp family_redline behavioral1/memory/4284-61-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-59-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-58-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-79-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-89-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-87-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-85-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-83-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-82-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-77-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-76-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-73-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-71-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-70-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-67-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-65-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-63-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline behavioral1/memory/4284-91-0x0000000004A60000-0x0000000004A9E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4472 r9091qW.exe 4284 w56qs35.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r9091qW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r9091qW.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\\\"" 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 740 4472 WerFault.exe 84 -
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 w56qs35.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r9091qW.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4472 r9091qW.exe 4472 r9091qW.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4472 r9091qW.exe Token: SeDebugPrivilege 4284 w56qs35.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4960 wrote to memory of 4472 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 84 PID 4960 wrote to memory of 4472 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 84 PID 4960 wrote to memory of 4472 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 84 PID 4960 wrote to memory of 4284 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 100 PID 4960 wrote to memory of 4284 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 100 PID 4960 wrote to memory of 4284 4960 90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe"C:\Users\Admin\AppData\Local\Temp\90ac82a71e0e01a06686009dd86f9082d799035881723b4a1a76ae4dbe588f75.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9091qW.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r9091qW.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4472 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 10803⤵
- Program crash
PID:740
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56qs35.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w56qs35.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4284
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4472 -ip 44721⤵PID:2300
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
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
301KB
MD5bd7d0997d92b4372ed4df555af7feb35
SHA198c793437da6a7593604a89fca61e9369192f417
SHA2565fb3491831556672c848f6eea070fa753aabb321f3eeb9cfef28e508bcf84bcd
SHA512cf2a7fa34d3aeda08d39d391a31d1c5c8bd332a5e73ee8374c72be07aa379c81e24449a6572fdb7f1fa5d17de4df556fa1ccd0a4c1163083bd7500e34fcb1b8c