Analysis
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max time kernel
142s -
max time network
146s -
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, 06:13
Static task
static1
Behavioral task
behavioral1
Sample
a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe
Resource
win10v2004-20241007-en
General
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Target
a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe
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Size
409KB
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MD5
b62052dd04b120c5a6df10cfbba7d69e
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SHA1
3a7dff2e69d8ea95daa7436b1751c7aa5e00a695
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SHA256
a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d
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SHA512
1c662590c4759349897449489ce947536d6d56e14439648696c8c167cd0b06eafdf1b90aed886fe6e486b3211a713af3f2e3d0613bf59385c4e49d5dc0d4385d
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SSDEEP
12288:RMrzy90HrqT3SQsdygA3EgV9N0UGNag2ukGJ:uygCsdmPV9N0UGNackGJ
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/0x0009000000023cb9-5.dat healer behavioral1/memory/4724-8-0x0000000000AF0000-0x0000000000AFA000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s0386vk.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s0386vk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s0386vk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s0386vk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s0386vk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s0386vk.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/944-18-0x0000000002430000-0x0000000002476000-memory.dmp family_redline behavioral1/memory/944-20-0x00000000024D0000-0x0000000002514000-memory.dmp family_redline behavioral1/memory/944-21-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-42-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-84-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-82-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-80-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-78-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-76-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-74-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-72-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-68-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-66-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-64-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-62-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-60-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-56-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-54-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-52-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-50-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-48-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-46-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-44-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-40-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-38-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-36-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-34-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-32-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-30-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-28-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-26-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-24-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-22-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-70-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline behavioral1/memory/944-58-0x00000000024D0000-0x000000000250E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4724 s0386vk.exe 944 t29vk48.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s0386vk.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\\\"" a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1008 sc.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 t29vk48.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4724 s0386vk.exe 4724 s0386vk.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4724 s0386vk.exe Token: SeDebugPrivilege 944 t29vk48.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3364 wrote to memory of 4724 3364 a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe 85 PID 3364 wrote to memory of 4724 3364 a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe 85 PID 3364 wrote to memory of 944 3364 a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe 92 PID 3364 wrote to memory of 944 3364 a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe 92 PID 3364 wrote to memory of 944 3364 a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe"C:\Users\Admin\AppData\Local\Temp\a73e239c04bdedb076c2ce9e0ab278315c2cd2278053c3382a09fd946491971d.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3364 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0386vk.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0386vk.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4724
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t29vk48.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t29vk48.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:944
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1008
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
382KB
MD50fd5641d84944663de4ff1c6ec73ac12
SHA13f6e79840d52ea9fceada90eac52384e2ee24d11
SHA256cd3bde9a06c3e79fb85e88a38d93c654f0d8941108581fa7b2b883a04bc9e0b0
SHA5124457ff95ee19887b58ad6ea2b5137b45a9bd447622f42f811d201cbe47731f45c578fd0a4305466e9dc0a47e03bba95e67a64c43596fd8efb9e0a7d9f6a08e61