Analysis
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max time kernel
93s -
max time network
131s -
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, 20:28
Static task
static1
General
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Target
221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe
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Size
325KB
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MD5
0971cdbea01f4ab148971f720b23af6b
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SHA1
b17a21dfdb764a852b22a8f39c62318cdbb1126d
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SHA256
221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152
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SHA512
677ad0bb4019b9d0d42746231971b6ec3a0b760a6b543accadf3bfa126026c286aeba0982cd12ffcbae395182ef91f535e7d8af1084c389db1dc3419feaf89f7
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SSDEEP
6144:KKy+bnr+Op0yN90QE4saA8JDN26O/IzCLyFsMYXrx/OIlo:OMrOy902XDNvOAzrhaXlo
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x000c000000023b83-5.dat healer behavioral1/memory/4024-8-0x0000000000120000-0x000000000012A000-memory.dmp healer behavioral1/memory/1476-18-0x0000000002280000-0x000000000229A000-memory.dmp healer behavioral1/memory/1476-20-0x0000000004A60000-0x0000000004A78000-memory.dmp healer behavioral1/memory/1476-21-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-28-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-48-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-46-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-44-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-42-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-40-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-38-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-36-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-34-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-32-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-30-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-26-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-24-0x0000000004A60000-0x0000000004A72000-memory.dmp healer behavioral1/memory/1476-22-0x0000000004A60000-0x0000000004A72000-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\DisableOnAccessProtection = "1" b3325QV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b3325QV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b3325QV.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection c89rW63.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" c89rW63.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b3325QV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b3325QV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b3325QV.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" c89rW63.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" c89rW63.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" c89rW63.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" c89rW63.exe -
Executes dropped EXE 2 IoCs
pid Process 4024 b3325QV.exe 1476 c89rW63.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" b3325QV.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features c89rW63.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" c89rW63.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\\\"" 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4804 1476 WerFault.exe 92 -
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 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c89rW63.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4024 b3325QV.exe 4024 b3325QV.exe 1476 c89rW63.exe 1476 c89rW63.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4024 b3325QV.exe Token: SeDebugPrivilege 1476 c89rW63.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4316 wrote to memory of 4024 4316 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe 83 PID 4316 wrote to memory of 4024 4316 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe 83 PID 4316 wrote to memory of 1476 4316 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe 92 PID 4316 wrote to memory of 1476 4316 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe 92 PID 4316 wrote to memory of 1476 4316 221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe"C:\Users\Admin\AppData\Local\Temp\221cc2d8333e1ccd5d007aedce7ff2a61dc59088358930ed9aa554df34ed7152.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3325QV.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3325QV.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4024
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c89rW63.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c89rW63.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:1476 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1476 -s 10843⤵
- Program crash
PID:4804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1476 -ip 14761⤵PID:4224
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
226KB
MD5965d7f258e149b3b0ea2b729ef34f7c8
SHA151394b58fb288522efb2e68fd6fc53d6c9453b2e
SHA256ac98c0f963283174851218eb560d00912375c3a2ef25956f65430d08fc88ec49
SHA512b5ce86a9678b5f1f5f9a59b59851d53bbc4792de1e76eec61d0128ee523f8194627eb499b465792cf0ca935819700d0e213bb22561950d0151cfd8ed98d7e319