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
14-11-2024 07:48
Static task
static1
Behavioral task
behavioral1
Sample
d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe
Resource
win10v2004-20241007-en
General
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Target
d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe
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Size
405KB
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MD5
3dc61568601993d976db4ec0c9d7ecb9
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SHA1
f2666294028b2b589369804eff682b36e2a96311
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SHA256
d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c
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SHA512
9abd43c04c05b0aee15471b047c07e4b56ff95918a47866db2ff73cbd32cef71e50daf43f9e650dc95a33b438f40188489d9aaf76e88aa7cf9a7584efeaaef90
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SSDEEP
6144:Kty+bnr+pp0yN90QEy8XPNYL6wnO0c/RVH6loZQtPzW/iqEUUvhb3ZSEG3/iu1Hj:/MrVy90YKPN4nVIOi6qXUjpGPp1Hrci
Malware Config
Extracted
redline
ronam
193.233.20.17:4139
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auth_value
125421d19d14dd7fd211bc7f6d4aea6c
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b64-5.dat healer behavioral1/memory/1380-8-0x00000000005F0000-0x00000000005FA000-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\DisableBehaviorMonitoring = "1" dRL95OY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dRL95OY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dRL95OY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dRL95OY.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dRL95OY.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dRL95OY.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/3144-18-0x00000000026C0000-0x0000000002706000-memory.dmp family_redline behavioral1/memory/3144-20-0x0000000004D60000-0x0000000004DA4000-memory.dmp family_redline behavioral1/memory/3144-24-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-22-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-21-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-36-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-84-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-82-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-80-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-76-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-74-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-73-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-70-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-68-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-66-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-64-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-62-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-58-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-56-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-54-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-52-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-50-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-48-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-46-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-42-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-40-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-39-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-34-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-32-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-30-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-28-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-26-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-78-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-60-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline behavioral1/memory/3144-44-0x0000000004D60000-0x0000000004D9E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1380 dRL95OY.exe 3144 eFc08oz.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dRL95OY.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\\\"" d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.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 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eFc08oz.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1380 dRL95OY.exe 1380 dRL95OY.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1380 dRL95OY.exe Token: SeDebugPrivilege 3144 eFc08oz.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1652 wrote to memory of 1380 1652 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe 84 PID 1652 wrote to memory of 1380 1652 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe 84 PID 1652 wrote to memory of 3144 1652 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe 92 PID 1652 wrote to memory of 3144 1652 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe 92 PID 1652 wrote to memory of 3144 1652 d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe"C:\Users\Admin\AppData\Local\Temp\d8cfc3e8aca8d31dc7b35fefa8c9dc57cc2ce5806fcb726cbd643cdbc357fc7c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1380
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3144
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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
329KB
MD555ba236dab3eab64d3f0206fe9b048ea
SHA198309031af77f9f0cda6051a2d1ef1bd3d01869c
SHA256a688e863d683e08fdeec9d225f2d87d034c92126bd47a9126f25d0691e0aa101
SHA51260d83623e8d700e1af62cd97dd4916e3175a001d77d61aaa47a004369182eab24dd79ca43d12032c48763f62ac000c9028bf22b394e30a7a4312ad37cd8b9f9e