Analysis
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max time kernel
95s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 17:11
Static task
static1
General
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Target
72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe
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Size
314KB
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MD5
9315a568d014f6619cd2e52922228940
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SHA1
31dc7f76d61078e4b3a84d5740b398a921659445
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SHA256
72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e
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SHA512
27e951afa13510e32a4d1f43bbfd2a656e467b700490c52c80168f700af6ea3c724c7077e7ba2cc2bcdfacbd718aa2357babf524ff72bb00b56b81b46d0ef222
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SSDEEP
6144:KFy+bnr+tp0yN90QECMZBcv4yQyzjr+ivkwaLPX3V6Lp3Z9JeDb:fMr1y90sMZBcAFyn4Dcr2Db
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x0009000000023cbe-6.dat healer behavioral1/memory/4428-8-0x00000000000C0000-0x00000000000CA000-memory.dmp healer behavioral1/memory/1844-18-0x00000000007B0000-0x00000000007CA000-memory.dmp healer behavioral1/memory/1844-20-0x00000000021F0000-0x0000000002208000-memory.dmp healer behavioral1/memory/1844-21-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-26-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-48-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-46-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-44-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-42-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-40-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-38-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-36-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-34-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-32-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-30-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-28-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-24-0x00000000021F0000-0x0000000002202000-memory.dmp healer behavioral1/memory/1844-22-0x00000000021F0000-0x0000000002202000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection f0103vj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" f0103vj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" f0103vj.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" f0103vj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" f0103vj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" f0103vj.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" h28If54.exe -
Executes dropped EXE 2 IoCs
pid Process 4428 f0103vj.exe 1844 h28If54.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" f0103vj.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features h28If54.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" h28If54.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\\\"" 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4476 1844 WerFault.exe 97 -
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 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language h28If54.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4428 f0103vj.exe 4428 f0103vj.exe 1844 h28If54.exe 1844 h28If54.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4428 f0103vj.exe Token: SeDebugPrivilege 1844 h28If54.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4928 wrote to memory of 4428 4928 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe 85 PID 4928 wrote to memory of 4428 4928 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe 85 PID 4928 wrote to memory of 1844 4928 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe 97 PID 4928 wrote to memory of 1844 4928 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe 97 PID 4928 wrote to memory of 1844 4928 72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe"C:\Users\Admin\AppData\Local\Temp\72b71bf03d4b68aac9543f56cc4c096c61ae6c6d8ec126246ee1c9e42957b87e.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f0103vj.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f0103vj.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4428
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h28If54.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\h28If54.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:1844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1844 -s 10803⤵
- Program crash
PID:4476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1844 -ip 18441⤵PID:2800
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
229KB
MD58f9b30b1cc06325fda1f5ebd63ce07e2
SHA138304fcfd4e42b748793723ca197b4fa427a6c32
SHA256d897a29b08249f62e57b9344fb1e8ac69471dae900d63b9580d0a9d397bab017
SHA512f720a135342e63a3604687f163c5ba82af324dcdf69f96935bbe270f865898a5e8e9df20cb2932f8a671c5d82441bbd36fa917e79ca1e3d199582e41dd583af8