Analysis
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max time kernel
143s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2024, 23:33
Static task
static1
Behavioral task
behavioral1
Sample
3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe
Resource
win10v2004-20241007-en
General
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Target
3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe
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Size
385KB
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MD5
5c77f1af60656b031f4abae4a50b9083
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SHA1
d6d765fb3287d605e6000d31ed0f9e4ec32b6ce1
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SHA256
3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3
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SHA512
37897125bfe00311b18129ae808d3efcdaf8728b9ccc101bb5fd6ae1ed515ae5e9cfb1c14ceb40d5b262f808fa70929e8dab15cdcf2d43554d8070306feb4ff0
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SSDEEP
6144:KKy+bnr+2p0yN90QEHP5Ngbf7sd1+dlx8cF+Ie3cf8EWgm8y1MS:SMr6y90Rwf72sBtLYEhm3OS
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023bae-5.dat healer behavioral1/memory/4932-8-0x0000000000070000-0x000000000007A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s8371ph.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s8371ph.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s8371ph.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s8371ph.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s8371ph.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s8371ph.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/232-19-0x0000000002660000-0x00000000026A6000-memory.dmp family_redline behavioral1/memory/232-21-0x0000000002760000-0x00000000027A4000-memory.dmp family_redline behavioral1/memory/232-23-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-33-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-85-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-83-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-81-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-79-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-77-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-76-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-73-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-72-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-69-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-67-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-66-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-63-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-61-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-59-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-57-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-55-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-53-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-51-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-49-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-47-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-43-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-42-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-39-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-37-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-36-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-31-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-29-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-27-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-25-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-45-0x0000000002760000-0x000000000279E000-memory.dmp family_redline behavioral1/memory/232-22-0x0000000002760000-0x000000000279E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4932 s8371ph.exe 232 t36TN49.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s8371ph.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\\\"" 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.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 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t36TN49.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4932 s8371ph.exe 4932 s8371ph.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4932 s8371ph.exe Token: SeDebugPrivilege 232 t36TN49.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1740 wrote to memory of 4932 1740 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe 83 PID 1740 wrote to memory of 4932 1740 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe 83 PID 1740 wrote to memory of 232 1740 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe 94 PID 1740 wrote to memory of 232 1740 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe 94 PID 1740 wrote to memory of 232 1740 3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe"C:\Users\Admin\AppData\Local\Temp\3bc0be43d1ceeece34b55c3e1334b72a9782ed127bc4e7dc3d3f1b54d8fcc0f3.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8371ph.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8371ph.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4932
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t36TN49.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t36TN49.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:232
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
307KB
MD51c0e99190a4244dab1e573d77a88c790
SHA14ad4ee19445c2a10c3010dbc2858b4e66e674e01
SHA25698a69344fc7f63f8839f1cda32b8a57400d871ea0e618454ed4e4d9a2f001e4c
SHA512d98ccf0f430841e425c0dedb584eb97d1768d0e6f484e015e90ec100bb4a9a4e9c385357136f5ce70f69c60ca3cc08e81b3e5399dd2b08f778c73b71ba3f723a