Analysis
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max time kernel
118s -
max time network
120s -
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, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe
Resource
win10v2004-20241007-en
General
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Target
1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe
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Size
388KB
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MD5
c94e304b4e73dc4e3290d2a95b2ea17b
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SHA1
604b7ab3e6d3ae0d87f5f959ff746afeb74de1ba
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SHA256
1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd
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SHA512
4ea2871d071aadf9805b2b3409931d04de49aae8618f1e6de84848ebff2a91c9ef40e559c467aa88fd8c3440e5ef1ef85b5c0d9b0e7bad384cbf296443f816d8
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SSDEEP
6144:KAy+bnr+2p0yN90QEmGU9/+GwKkQbmclHmf5cf5KYaa/d2ii99lisZenEDX6W4:QMray90k+GsQCclHmfKf5KXa/NoPCn84
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 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023c11-5.dat healer behavioral1/memory/1176-8-0x0000000000460000-0x000000000046A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr544795.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr544795.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr544795.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr544795.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr544795.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr544795.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/3656-18-0x00000000024A0000-0x00000000024E6000-memory.dmp family_redline behavioral1/memory/3656-20-0x0000000004BB0000-0x0000000004BF4000-memory.dmp family_redline behavioral1/memory/3656-82-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-84-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-80-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-79-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-76-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-74-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-72-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-70-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-68-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-66-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-64-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-60-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-58-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-56-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-54-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-52-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-48-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-46-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-44-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-42-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-40-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-38-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-36-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-34-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-32-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-30-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-28-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-24-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-22-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-62-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-50-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-26-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline behavioral1/memory/3656-21-0x0000000004BB0000-0x0000000004BEF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1176 jr544795.exe 3656 ku699982.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr544795.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\\\"" 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe -
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 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ku699982.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1176 jr544795.exe 1176 jr544795.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1176 jr544795.exe Token: SeDebugPrivilege 3656 ku699982.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4116 wrote to memory of 1176 4116 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe 83 PID 4116 wrote to memory of 1176 4116 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe 83 PID 4116 wrote to memory of 3656 4116 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe 92 PID 4116 wrote to memory of 3656 4116 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe 92 PID 4116 wrote to memory of 3656 4116 1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe"C:\Users\Admin\AppData\Local\Temp\1f8761c10f5ad08808c574ec0095fc0d89130cd4b6932ad66bcc1cbe3cf684cd.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4116 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr544795.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr544795.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1176
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku699982.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku699982.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3656
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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
Loading Replay Monitor...
Downloads
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Filesize
12KB
MD54cf9fe78fe40fe24ca1b91b2bb263218
SHA17f5084078f3244c125cf2b532dd92cc804054e2c
SHA256ca1833b0c45c278dfaf0b906c313a2712912bc0558d46e539a88477b96e66ac4
SHA512f7a7891e3efad584d5833e67733e5aa45f0933efd6d6568fcbb6a7f85d366518de80eafdb16c6102cf708349e9dc89e7f19ab366d5b6584fc6930602ee3a0918
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Filesize
434KB
MD577b41deda53eda303b9656807cadd70a
SHA158513956fd24e815694e275e6d26da273d793712
SHA25646296370b9d461d463697d15a23c0e1bde2e0570f9cf305e8cbdf857ceb7b442
SHA512666acc147cccbe00925ac51aa6b551293a0ea60d5279ed11e66e448d19bbf6dab1bd0a645595d4cd00e10a9ad35be1757594a4421ba6e091271553a2a2408653