Analysis
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max time kernel
143s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 03:47
Static task
static1
Behavioral task
behavioral1
Sample
a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe
Resource
win10v2004-20241007-en
General
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Target
a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe
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Size
706KB
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MD5
33079571dd5aafa1d08ac91328ea3acf
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SHA1
4283c73ea9c748301735f16857518444d492e6a8
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SHA256
a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21
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SHA512
17d14040890dd2832ae95354d774fde043699e1402d9230f2d7fc09049017e63f99cadb3d7463e1dcf1576d3e8bd55e57ad3bd8a58e55df9be18bf65ef9a1342
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SSDEEP
12288:Yy90rKiULXOFxEFzs+sEpUadVNvbK1grCiU5O7ABPGOjYw4tz:YywBUiHEp9saUwvvbKaU5AIPbu
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/3504-18-0x0000000002F00000-0x0000000002F1A000-memory.dmp healer behavioral1/memory/3504-20-0x0000000004E10000-0x0000000004E28000-memory.dmp healer behavioral1/memory/3504-22-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-48-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-44-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-42-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-41-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-38-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-37-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-34-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-33-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-30-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-28-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-26-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-24-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-21-0x0000000004E10000-0x0000000004E22000-memory.dmp healer behavioral1/memory/3504-46-0x0000000004E10000-0x0000000004E22000-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 pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr953577.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/2196-60-0x0000000004AF0000-0x0000000004B2C000-memory.dmp family_redline behavioral1/memory/2196-61-0x0000000007770000-0x00000000077AA000-memory.dmp family_redline behavioral1/memory/2196-65-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-63-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-62-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-87-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-95-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-94-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-91-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-89-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-85-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-83-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-81-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-79-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-77-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-75-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-73-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-71-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-69-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline behavioral1/memory/2196-67-0x0000000007770000-0x00000000077A5000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 1548 un880018.exe 3504 pr953577.exe 2196 qu330721.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr953577.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr953577.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\\\"" a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.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\\\"" un880018.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2384 3504 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 a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un880018.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pr953577.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu330721.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3504 pr953577.exe 3504 pr953577.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3504 pr953577.exe Token: SeDebugPrivilege 2196 qu330721.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1968 wrote to memory of 1548 1968 a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe 83 PID 1968 wrote to memory of 1548 1968 a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe 83 PID 1968 wrote to memory of 1548 1968 a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe 83 PID 1548 wrote to memory of 3504 1548 un880018.exe 84 PID 1548 wrote to memory of 3504 1548 un880018.exe 84 PID 1548 wrote to memory of 3504 1548 un880018.exe 84 PID 1548 wrote to memory of 2196 1548 un880018.exe 100 PID 1548 wrote to memory of 2196 1548 un880018.exe 100 PID 1548 wrote to memory of 2196 1548 un880018.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe"C:\Users\Admin\AppData\Local\Temp\a7f387c0f2574f8663005de7101e429305e39117ca84a4246fcd0f93541bba21.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un880018.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un880018.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr953577.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr953577.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:3504 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 10804⤵
- Program crash
PID:2384
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu330721.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu330721.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3504 -ip 35041⤵PID:3312
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
552KB
MD5de3c2c72336d1c423e2d460446007de3
SHA148f91ed28921f83b807469060694a559bf94cdae
SHA256babcda7c3e32d3f2f9ceb5bfcc29294475a5529afed39fa1cbcc0b619a21aff9
SHA512094dd1c765a88df2e3f54f12b84b355feb1edb6dbb39cfc27345c20041f778b57df4f49cdb2db4e916451df7ca73c49781df473566c120a9857a7733ecca97a7
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Filesize
299KB
MD544328a49e6eb8384e35adfa3e19b9495
SHA1b45ee412603a3b5d7fe93491db746a1c8acba59b
SHA25661f871c0542a8fcc6ea81fc869d95fbae3af50dc87cde48326a99c24d952fb42
SHA5125c820fa684ed83440eb91a139e05101dbd5113eb7bf844a0e013d2561b56acf3d49ed4de89a5ac2599bcd7664ec590e7d7b898a2bcd34fdc6383091114e1a0df
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Filesize
381KB
MD5dab3e79815b33249c49762a326249940
SHA19843704b17e34915050722b67dbda209a8133bd7
SHA256f13ab08a3aa121d4e3ff4c538f6bbd2769da1dc35d9c55e2501743101da058ed
SHA5129fc3c600d2360795c9d240a100bcdb1d31c07fec1290ab3a7348a0425922a7a433efa680adf7f5f937356f6335dd9f2df5ba7c93624fac841e1cac331ebbb024