Analysis
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max time kernel
119s -
max time network
120s -
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, 19:55
Static task
static1
Behavioral task
behavioral1
Sample
40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe
Resource
win10v2004-20241007-en
General
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Target
40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe
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Size
535KB
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MD5
2b530f3fc8bd7875004553a1494c187f
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SHA1
dae0405e589a8804016f3101914edbab44880490
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SHA256
40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e
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SHA512
8b0b464a4ea00efbc347179aa62f72fc48bfd4afaeabaedbaa20f2df8ca973bcee787a3ce472625aa8d977cde755f539703307a2bb3a13e7148d580a769d0640
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SSDEEP
12288:MMrKy90WWJdCqPYA+Ge75KJyY4xYNVw1BV:OyVWJ5rMKJy7xYN23V
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 17 IoCs
resource yara_rule behavioral1/memory/976-12-0x0000000002240000-0x000000000225A000-memory.dmp healer behavioral1/memory/976-14-0x0000000002390000-0x00000000023A8000-memory.dmp healer behavioral1/memory/976-15-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-42-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-40-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-38-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-36-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-34-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-32-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-30-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-28-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-26-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-24-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-22-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-20-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-18-0x0000000002390000-0x00000000023A2000-memory.dmp healer behavioral1/memory/976-16-0x0000000002390000-0x00000000023A2000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" iwO23EI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" iwO23EI.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection iwO23EI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" iwO23EI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" iwO23EI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" iwO23EI.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/4088-56-0x0000000004B60000-0x0000000004BA6000-memory.dmp family_redline behavioral1/memory/4088-57-0x0000000004C00000-0x0000000004C44000-memory.dmp family_redline behavioral1/memory/4088-59-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-91-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-89-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-87-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-85-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-83-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-81-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-79-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-77-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-75-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-73-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-71-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-69-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-67-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-65-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-63-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-61-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline behavioral1/memory/4088-58-0x0000000004C00000-0x0000000004C3E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 976 iwO23EI.exe 4088 kBw95iK.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features iwO23EI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" iwO23EI.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\\\"" 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4616 976 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 iwO23EI.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kBw95iK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 976 iwO23EI.exe 976 iwO23EI.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 976 iwO23EI.exe Token: SeDebugPrivilege 4088 kBw95iK.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3456 wrote to memory of 976 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 84 PID 3456 wrote to memory of 976 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 84 PID 3456 wrote to memory of 976 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 84 PID 3456 wrote to memory of 4088 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 94 PID 3456 wrote to memory of 4088 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 94 PID 3456 wrote to memory of 4088 3456 40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe"C:\Users\Admin\AppData\Local\Temp\40a66dad1d180deedf3db868d7fceaba58250dfaff08e7735e6f84c902da7c6e.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3456 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\iwO23EI.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\iwO23EI.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:976 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 11003⤵
- Program crash
PID:4616
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kBw95iK.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kBw95iK.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 976 -ip 9761⤵PID:4428
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
242KB
MD56d653a71ef7f321d3fbf387947ef093d
SHA112ed05611b5a76c1b6bb54c9d21518d15d3434ff
SHA25608eef22c7f0e4bca3b1832b7c401df5fe9525fa1ea8e9d221ea7357db21c6517
SHA512d3756bcf688d85620d47a1c9d67f8b7a801d13b06638ec448d2f8d013829308d02b7a7587bd2daaffaac7638ca86e5d14135c04636511032e29093bba29b6bd7
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Filesize
301KB
MD570d8bf8532b418baf50f1412d47418ac
SHA1d5587ffea27b1a65262d751196bda715d7c1952d
SHA256c31af8710c8ef62f71c4d30e0cf06dff6f5633d3d442ac79321df5f28c5fb009
SHA512c3193d7f29f16d67920fb01cfaed1ab497e07098dd24ef212e95bb6870b0f852f673121c05199840cad563cb8708d9e37274e567701d8ab87614fa8422f8a6a1