Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 06:45
Static task
static1
Behavioral task
behavioral1
Sample
b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe
Resource
win10v2004-20241007-en
General
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Target
b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe
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Size
663KB
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MD5
85450eba4ba5b88f70cecc400d7ef62f
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SHA1
c8943083fff540640eface6a88e2374496b62990
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SHA256
b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588
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SHA512
86c8289d0dda65a46a80d562a445f38fca504c94a1374d726620dd9ca867b2928da533bad4a7cced042e5ab8c7f7556deb8822e2879bf8aba130d9f78e72a7b6
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SSDEEP
12288:jMrZy90q0ymiTLJKjFKdvkvu5VaWjihcq0gHaDKw2q3tm8d+Bm3yuA9aH:CyV0EaFKZbDPjihcq0xmw2q3E8ABmrsO
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/2544-19-0x0000000002290000-0x00000000022AA000-memory.dmp healer behavioral1/memory/2544-21-0x0000000002500000-0x0000000002518000-memory.dmp healer behavioral1/memory/2544-49-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-47-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-45-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-43-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-41-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-22-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-39-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-38-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-35-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-33-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-31-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-29-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-27-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-25-0x0000000002500000-0x0000000002512000-memory.dmp healer behavioral1/memory/2544-23-0x0000000002500000-0x0000000002512000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6681.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6681.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6681.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6681.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro6681.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6681.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/1600-60-0x0000000004A20000-0x0000000004A66000-memory.dmp family_redline behavioral1/memory/1600-61-0x0000000004AA0000-0x0000000004AE4000-memory.dmp family_redline behavioral1/memory/1600-85-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-87-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-95-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-93-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-91-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-89-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-83-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-81-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-79-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-77-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-75-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-73-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-71-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-69-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-67-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-65-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-63-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/1600-62-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4216 un257928.exe 2544 pro6681.exe 1600 qu1811.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro6681.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6681.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\\\"" b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.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\\\"" un257928.exe -
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 un257928.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro6681.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu1811.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2544 pro6681.exe 2544 pro6681.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2544 pro6681.exe Token: SeDebugPrivilege 1600 qu1811.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1780 wrote to memory of 4216 1780 b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe 85 PID 1780 wrote to memory of 4216 1780 b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe 85 PID 1780 wrote to memory of 4216 1780 b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe 85 PID 4216 wrote to memory of 2544 4216 un257928.exe 86 PID 4216 wrote to memory of 2544 4216 un257928.exe 86 PID 4216 wrote to memory of 2544 4216 un257928.exe 86 PID 4216 wrote to memory of 1600 4216 un257928.exe 95 PID 4216 wrote to memory of 1600 4216 un257928.exe 95 PID 4216 wrote to memory of 1600 4216 un257928.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe"C:\Users\Admin\AppData\Local\Temp\b73f5ee5357df4ce2bc77a498a66204f379214983e62bc9e29d5e5b1ff5e8588.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un257928.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un257928.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6681.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6681.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:2544
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1811.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1811.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1600
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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
521KB
MD58abcd2c98fd4d3cc8904093fccccc316
SHA17342c8fd88c43694cc7e824922e951ef20498aeb
SHA2560804472e42ec40ea74ecd7b6b3dfe8f5fe4112e90c348f710c8bb40cdde1642e
SHA5127c4cca36d8bab21748d2a85ac9365fdfa0e6a990af78f562ed9bb4c9d59a87f5ac010a054ec6d6eb46cf78331e97b710787929cce6371ac7130f1f97b060c99d
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Filesize
236KB
MD53577031e941ad282890e6fe81ea04e84
SHA14e0a2a195465c8864dc73f8eb36e7be7517c9a49
SHA2561b7cfb6d1afe80e1e5b5c57723c67be038782650e54b382e7737f93401294ce9
SHA512ff74162b1c265c283984ae8ca2ce21fbc5a3989ff579a16115b5989557ce6524d1b3e4ea9765ab956340058b75a9b9034ad9908187915b549904e48346b52291
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Filesize
295KB
MD5f7c7a153737bdf4089880ea6639ecb69
SHA157d037aab67c964a1cad4305f6f0c7c5ff34e715
SHA256cf52818bdad3bee6af15c6bec7e288b477f9319e433ae396264a5bbc17c9efac
SHA5128f05f8257c57c7619b0c25a4890b6c74f94c9fe6d58e01c0ba8a11932b073c36300b7ed65c9a7774b82dc561b039b8070741d593c6a53930abc92f00270b8555