Analysis
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max time kernel
118s -
max time network
123s -
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 08:39
Static task
static1
Behavioral task
behavioral1
Sample
b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe
Resource
win10v2004-20241007-en
General
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Target
b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe
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Size
411KB
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MD5
c75759a5447c9ab2e4f8b7272e36cdff
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SHA1
e9ac43dedb82fe115d387a5aea504e17afa85efa
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SHA256
b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1
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SHA512
b215eb7e91e62c88aad3f349427cfe16bcc4842b3f0b34055a781a1328405bcdf05816e6633b939cde72c7e1acc772bf057c4959af17453d176820d463ebf572
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SSDEEP
6144:KEy+bnr+8p0yN90QE7WLEhjjOVoZ29EXQ3LJN2ejNVfKP6tDuEFN9qyx6erZbVfK:wMrgy90VHrPXcLNdKypzNPxtr3K
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b84-5.dat healer behavioral1/memory/3648-8-0x0000000000470000-0x000000000047A000-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" pro1958.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1958.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1958.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/4028-18-0x0000000004D60000-0x0000000004DA6000-memory.dmp family_redline behavioral1/memory/4028-20-0x00000000072A0000-0x00000000072E4000-memory.dmp family_redline behavioral1/memory/4028-74-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-80-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-84-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-78-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-76-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-72-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-70-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-69-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-66-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-64-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-62-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-60-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-58-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-56-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-54-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-52-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-50-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-48-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-46-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-42-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-40-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-38-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-37-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-34-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-32-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-30-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-26-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-24-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-22-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-82-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-44-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-28-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline behavioral1/memory/4028-21-0x00000000072A0000-0x00000000072DF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3648 pro1958.exe 4028 qu8352.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1958.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\\\"" b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.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 qu8352.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3648 pro1958.exe 3648 pro1958.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3648 pro1958.exe Token: SeDebugPrivilege 4028 qu8352.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4592 wrote to memory of 3648 4592 b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe 87 PID 4592 wrote to memory of 3648 4592 b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe 87 PID 4592 wrote to memory of 4028 4592 b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe 99 PID 4592 wrote to memory of 4028 4592 b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe 99 PID 4592 wrote to memory of 4028 4592 b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe"C:\Users\Admin\AppData\Local\Temp\b9cce40cce96558ceba9829c19e33763ba3219d3baa1d48659c05b44b4521ff1.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro1958.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pro1958.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3648
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu8352.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu8352.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4028
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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
386KB
MD540d0f402fd9db9ea3348f066e69dd0e3
SHA1cbfb3f10507936c541f5f88f74b97ef35f0bb752
SHA256fc5d7bccb766797a74d3235d64ca76b8ab695bbaa19263ca9a41470d5d99cf62
SHA512ccc92b924fe9d335e6187d6e815a48f5afb230f1c5963668fc5cf0cb6466786554d8b13e5845e621127486d92168de83c958884f84339c552ccc5b6ca9a5ce50