Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2024 13:48
Static task
static1
General
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Target
tice9702.exe
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Size
325KB
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MD5
51d73bfc9913bc9a42c866f70c2b1562
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SHA1
37aa36e5541a34034d1dfb6e2365e888ae296b74
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SHA256
1e82b967ea2e04751590ef8060b5f895164eddca002bc98407174393c83c595c
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SHA512
6f7a4c79d0e37b7ef892c6791875eec55b09e466928e57a87ba3108f03999d377be0c2520a78f32ddf2e5c11d403372690db7a21b6ea6d8f9a3e5223955223ba
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SSDEEP
6144:KRy+bnr+1p0yN90QE3V21EO8LLKvB6r+gHBtb2U3aoNJ5:XMr1y9061cow+6oURNJ5
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x000c000000023b7e-5.dat healer behavioral1/memory/1580-8-0x0000000000170000-0x000000000017A000-memory.dmp healer behavioral1/memory/1020-18-0x0000000002350000-0x000000000236A000-memory.dmp healer behavioral1/memory/1020-20-0x0000000002400000-0x0000000002418000-memory.dmp healer behavioral1/memory/1020-36-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-48-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-46-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-44-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-42-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-40-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-39-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-34-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-33-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-30-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-28-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-26-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-24-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-22-0x0000000002400000-0x0000000002412000-memory.dmp healer behavioral1/memory/1020-21-0x0000000002400000-0x0000000002412000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b3450UN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b3450UN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b3450UN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b3450UN.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b3450UN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b3450UN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" c98pD77.exe -
Executes dropped EXE 2 IoCs
pid Process 1580 b3450UN.exe 1020 c98pD77.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" c98pD77.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" b3450UN.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features c98pD77.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\\\"" tice9702.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2096 1020 WerFault.exe 87 -
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 tice9702.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c98pD77.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1580 b3450UN.exe 1580 b3450UN.exe 1020 c98pD77.exe 1020 c98pD77.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1580 b3450UN.exe Token: SeDebugPrivilege 1020 c98pD77.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1184 wrote to memory of 1580 1184 tice9702.exe 84 PID 1184 wrote to memory of 1580 1184 tice9702.exe 84 PID 1184 wrote to memory of 1020 1184 tice9702.exe 87 PID 1184 wrote to memory of 1020 1184 tice9702.exe 87 PID 1184 wrote to memory of 1020 1184 tice9702.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\tice9702.exe"C:\Users\Admin\AppData\Local\Temp\tice9702.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3450UN.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b3450UN.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1580
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c98pD77.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c98pD77.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:1020 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1020 -s 10643⤵
- Program crash
PID:2096
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1020 -ip 10201⤵PID:1028
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
MD5ab28d859788ed341aa3a3a268d46e959
SHA1f32878c115d4e67906d796af61b5ad580f383684
SHA256f59bc8ed4900f0b8bc794706f5113320f910265b5f308f474f731f0f68e36a16
SHA512baf59ea6e8f3800251e41612728a6c6058bc8174a448374c63599f44e9c1f849b73d06fee4736eebc749995526c1b85742ae53c7b453a3477a80ccafb202b28d