Analysis
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max time kernel
149s -
max time network
158s -
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 02:22
Static task
static1
Behavioral task
behavioral1
Sample
866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe
Resource
win10v2004-20241007-en
General
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Target
866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe
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Size
550KB
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MD5
475eaf4f10c08cb66e770003a014cea5
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SHA1
dd23752f27acd73fa9a4f872aa45131e762d1e05
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SHA256
866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096
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SHA512
37837476e19c178045c11eefeb4ae3858b8579f1ac96417c8d284314cf85a6fa40a4453ebc2d3ff1f8e1c868a819d7fafbc9debedfac4b16f5c613edf03c9464
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SSDEEP
12288:YMrly90Eta6V3NgMm/K1E1YVy5PMaOJxuuv/:9ypjV3LgK1vy5suuv/
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0032000000023b76-12.dat healer behavioral1/memory/4060-15-0x0000000000540000-0x000000000054A000-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\DisableBehaviorMonitoring = "1" s8429wv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s8429wv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s8429wv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s8429wv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s8429wv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s8429wv.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/1848-22-0x0000000002690000-0x00000000026D6000-memory.dmp family_redline behavioral1/memory/1848-24-0x0000000004C10000-0x0000000004C54000-memory.dmp family_redline behavioral1/memory/1848-28-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-34-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-88-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-86-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-82-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-80-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-78-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-76-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-74-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-72-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-70-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-68-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-66-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-62-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-60-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-58-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-56-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-54-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-52-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-50-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-46-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-44-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-42-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-40-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-38-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-36-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-32-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-30-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-84-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-64-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-48-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-26-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline behavioral1/memory/1848-25-0x0000000004C10000-0x0000000004C4E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3924 vkLb8416gl.exe 4060 s8429wv.exe 1848 t65Ag50.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s8429wv.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\\\"" 866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.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\\\"" vkLb8416gl.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vkLb8416gl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t65Ag50.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4060 s8429wv.exe 4060 s8429wv.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4060 s8429wv.exe Token: SeDebugPrivilege 1848 t65Ag50.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3424 wrote to memory of 3924 3424 866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe 83 PID 3424 wrote to memory of 3924 3424 866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe 83 PID 3424 wrote to memory of 3924 3424 866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe 83 PID 3924 wrote to memory of 4060 3924 vkLb8416gl.exe 84 PID 3924 wrote to memory of 4060 3924 vkLb8416gl.exe 84 PID 3924 wrote to memory of 1848 3924 vkLb8416gl.exe 96 PID 3924 wrote to memory of 1848 3924 vkLb8416gl.exe 96 PID 3924 wrote to memory of 1848 3924 vkLb8416gl.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe"C:\Users\Admin\AppData\Local\Temp\866cbfb1903c072cf06e77e5ed86e85ccf39ffc970eca5473a7fdd517a06c096.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkLb8416gl.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkLb8416gl.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s8429wv.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s8429wv.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4060
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t65Ag50.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t65Ag50.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1848
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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
405KB
MD5ea4a0463e908794a7ecdaa961bb40933
SHA1903172bd011391213368cbf91030de1aa81b6da2
SHA2563985995635afc328598be2dd7d0946c834c705ec610fe9c5a64ef12eade88431
SHA512c97f0ec777db15d2abf345d0f5ba3eaa6901871d8d412d02e04c5253f30f4ea96bac424ca67338d55ca36a4948c60961841a78d16946d4bda45639d97f4290bb
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
365KB
MD5b7d3ee34c503e0e5109a5a7a570cc5dd
SHA1077490b0d1de041d4876f754b205d25a9696f14a
SHA256eb2e6fc4446470adc9064796070c4523e89aa63ec4499d04380985a292d9eb6c
SHA5126a688ffc8b0ad693b4a18cb0af358f3d65ef297d4e09ba38bdc43b4173eae528aa047e15a52de90c5960ffb7a7a1036af84c3292940abb75979b08e32dca86e7