Analysis
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max time kernel
150s -
max time network
152s -
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 02:18
Static task
static1
Behavioral task
behavioral1
Sample
7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe
Resource
win10v2004-20241007-en
General
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Target
7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe
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Size
702KB
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MD5
41d31193db3171b873b5dc607753c409
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SHA1
d8c1fe233bc73e84e4b6ed5443c97850913d0890
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SHA256
7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e
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SHA512
e8a1d320bbfda862a75875c2ed8a326ee7cffb5a2178747ad552eabaef24069f463422f6dc24001879e2992d8bef62e5eaabdc15274418cb6f3cee28bb0fa28e
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SSDEEP
12288:Fy90xV71VHiGRzPD54sOnkM3e0E8srrF18iWFEG2Qo9w+NTCjXghBidqDo:FyK1VCOL5TOerfZ66Giwamsedf
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4960-18-0x0000000004B70000-0x0000000004B8A000-memory.dmp healer behavioral1/memory/4960-20-0x0000000004BE0000-0x0000000004BF8000-memory.dmp healer behavioral1/memory/4960-21-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-48-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-46-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-44-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-43-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-40-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-38-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-36-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-34-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-32-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-30-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-28-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-26-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-24-0x0000000004BE0000-0x0000000004BF2000-memory.dmp healer behavioral1/memory/4960-22-0x0000000004BE0000-0x0000000004BF2000-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\DisableBehaviorMonitoring = "1" 02800867.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 02800867.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 02800867.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 02800867.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 02800867.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 02800867.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/4884-60-0x00000000049C0000-0x00000000049FC000-memory.dmp family_redline behavioral1/memory/4884-61-0x0000000004D50000-0x0000000004D8A000-memory.dmp family_redline behavioral1/memory/4884-63-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-73-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-95-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-93-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-91-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-89-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-85-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-83-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-81-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-80-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-75-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-71-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-69-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-68-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-65-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-87-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-77-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline behavioral1/memory/4884-62-0x0000000004D50000-0x0000000004D85000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3940 un132756.exe 4960 02800867.exe 4884 rk433585.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 02800867.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 02800867.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\\\"" 7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.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\\\"" un132756.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4228 4960 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 rk433585.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un132756.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 02800867.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4960 02800867.exe 4960 02800867.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4960 02800867.exe Token: SeDebugPrivilege 4884 rk433585.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1768 wrote to memory of 3940 1768 7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe 83 PID 1768 wrote to memory of 3940 1768 7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe 83 PID 1768 wrote to memory of 3940 1768 7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe 83 PID 3940 wrote to memory of 4960 3940 un132756.exe 84 PID 3940 wrote to memory of 4960 3940 un132756.exe 84 PID 3940 wrote to memory of 4960 3940 un132756.exe 84 PID 3940 wrote to memory of 4884 3940 un132756.exe 97 PID 3940 wrote to memory of 4884 3940 un132756.exe 97 PID 3940 wrote to memory of 4884 3940 un132756.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe"C:\Users\Admin\AppData\Local\Temp\7ff9c286537ac802623c2bc426718f990a8cccca6fd00389bf2099b674efa32e.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un132756.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un132756.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02800867.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\02800867.exe3⤵
- 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:4960 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 10844⤵
- Program crash
PID:4228
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk433585.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk433585.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4960 -ip 49601⤵PID:5020
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
547KB
MD523a217535e8a52a476849b75efa01b18
SHA1372c4824a31a52b3b80fea06576daee105dd71ff
SHA2560ab5bc72c5b3bfa3627f870c56330c7195cb678f406d91bbf1b10ac05704d07c
SHA51202d75b348329622b01285db9b528ef261d45987ae79f4355d967d95209d7d3a49472ee5690198499a01b081e13f713c0f94386faf0db27c861365928b3760f35
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Filesize
269KB
MD5ca533fa154ff8bc8af96c9b7eac4363a
SHA1fe64326d41bebec7da308d485bd12a7b3790f751
SHA256f157a1f48e0b049f6bcded30c0e4b5c8d604eaea53b5343d1d5687abbb97a778
SHA512bc796712596f8b08787604c24f30b18d5340b6418633bd5e4a6b6685919be07407c702ba33706ce56beb6ffe41e07cc478be2cef38614bde809b61853232e6c2
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Filesize
353KB
MD5ea7245861126d8db4c871d8a61893a30
SHA186c778b90f3c61c797ee071fa523f03d0f660ae6
SHA2565748598c547dd39a1bcd84df844a193b173182fe3d4809edea4961ff6a9aa779
SHA5120736496df392f93e47564ed9d5db7a9b75f48ec830a3854c0ee8fcd8fbc24d77cdbaa58bbd90692f234f2e2fe53ed625b750e0267b6a913cbbca108b3779133e