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Analysis
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max time kernel
119s -
max time network
115s -
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, 10:41
Static task
static1
Behavioral task
behavioral1
Sample
a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe
Resource
win10v2004-20241007-en
General
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Target
a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe
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Size
609KB
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MD5
069b1005d0cdd4b0d788056ad87d1290
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SHA1
85e7139fe2c0d9896b3225f0604d4caf1aeb1819
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SHA256
a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8
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SHA512
8e85efac7820dc7872ae51c41c7beba930e94e8b226eace52880f5a08c90cae9d177ff574b538f135a8d66cc4e67a87287bd2b6114ea528c02b1f59574c65c4a
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SSDEEP
12288:iy90+JPdEB9WGK9BpbHz3BJcdjGbn6PbZJgxEaR/n:iy5PdEPkpzzRJcAD6jrgzxn
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/1756-12-0x00000000026E0000-0x00000000026FA000-memory.dmp healer behavioral1/memory/1756-14-0x0000000004EE0000-0x0000000004EF8000-memory.dmp healer behavioral1/memory/1756-40-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-42-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-38-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-36-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-34-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-32-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-30-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-28-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-26-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-24-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-22-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-20-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-18-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-16-0x0000000004EE0000-0x0000000004EF2000-memory.dmp healer behavioral1/memory/1756-15-0x0000000004EE0000-0x0000000004EF2000-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 pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr746285.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/5016-57-0x00000000028D0000-0x000000000290A000-memory.dmp family_redline behavioral1/memory/5016-55-0x0000000002800000-0x000000000283C000-memory.dmp family_redline behavioral1/memory/5016-69-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-71-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-91-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-87-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-85-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-83-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-81-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-79-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-77-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-75-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-73-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-67-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-65-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-63-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-89-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-61-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-59-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline behavioral1/memory/5016-58-0x00000000028D0000-0x0000000002905000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1756 pr746285.exe 5016 qu124321.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr746285.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr746285.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\\\"" a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2984 1756 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pr746285.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu124321.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1756 pr746285.exe 1756 pr746285.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1756 pr746285.exe Token: SeDebugPrivilege 5016 qu124321.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1792 wrote to memory of 1756 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 84 PID 1792 wrote to memory of 1756 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 84 PID 1792 wrote to memory of 1756 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 84 PID 1792 wrote to memory of 5016 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 98 PID 1792 wrote to memory of 5016 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 98 PID 1792 wrote to memory of 5016 1792 a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe"C:\Users\Admin\AppData\Local\Temp\a355df148b11d386b6ff08dfc09fdd578da86d07f5b6b6b7fdcf84ff2b55e2e8N.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr746285.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr746285.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:1756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 10843⤵
- Program crash
PID:2984
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu124321.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu124321.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1756 -ip 17561⤵PID:2148
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
403KB
MD5b4e7c2349dc5dbf7fb6e4fb4a23a4977
SHA109fd943ec32917446160bad85dfa9337597178e7
SHA256181cd7e868c8c813533759b8d438b0801f1b4390f24a92e144467992d80d010b
SHA5120c24157b0f8463f6fed1d2061520286e02ca30d072e0a0a729e21850ab46e13ac14d3dd617c0554bed2a6f25aaefde44c8e6d10aaff4d0920da4251dfb6401d8
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Filesize
486KB
MD594077938aee1e2b315e4b2c35fa43a37
SHA1f51324b5d7b2cc02ca72fc4293e9e4dbcf0a811d
SHA25627ead42f8359bd76d1cea3fd5b15ed100e56adcee4a9e9087d4e57ca2b5b28d4
SHA5127a4f7066a759f1bc4a42be7b50fb579f78ad75dbead01326bdfcefadae62bf95604b6e406d95682976111f2d436175554579830f1351a417077d8e89e87dc39e