Analysis
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max time kernel
147s -
max time network
151s -
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 01:44
Static task
static1
Behavioral task
behavioral1
Sample
4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe
Resource
win10v2004-20241007-en
General
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Target
4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe
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Size
554KB
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MD5
47b52c0d0f43d867306454850cd7b032
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SHA1
21d02291ba3938c2c9317c34909fc3ef3d1988be
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SHA256
4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31
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SHA512
a2064c74c65766db7781c663a523f705a1acf1a243b060db2d8ab604db1e89d7acd0fdec0f76212c245709f800dae3e19c10bcce02c373943bc7a49912628ec2
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SSDEEP
12288:hMrWy90bhXFW6SXs3EjuiJdAs5KWxNyqnt9pOtcgtC6kN:zyOhe76iJdF5aaga
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/0x000b000000023b94-12.dat healer behavioral1/memory/4420-15-0x0000000000E10000-0x0000000000E1A000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection pro0671.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0671.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0671.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0671.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0671.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0671.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/3136-22-0x0000000004D40000-0x0000000004D86000-memory.dmp family_redline behavioral1/memory/3136-24-0x00000000078A0000-0x00000000078E4000-memory.dmp family_redline behavioral1/memory/3136-34-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-78-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-89-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-86-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-84-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-82-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-80-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-76-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-74-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-70-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-68-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-66-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-60-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-58-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-56-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-54-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-52-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-50-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-48-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-46-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-44-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-42-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-40-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-38-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-36-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-72-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-32-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-64-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-62-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-30-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-28-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-26-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline behavioral1/memory/3136-25-0x00000000078A0000-0x00000000078DF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3468 unio7548.exe 4420 pro0671.exe 3136 qu5263.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0671.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\\\"" 4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.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\\\"" unio7548.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 4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unio7548.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu5263.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4420 pro0671.exe 4420 pro0671.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4420 pro0671.exe Token: SeDebugPrivilege 3136 qu5263.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4220 wrote to memory of 3468 4220 4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe 85 PID 4220 wrote to memory of 3468 4220 4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe 85 PID 4220 wrote to memory of 3468 4220 4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe 85 PID 3468 wrote to memory of 4420 3468 unio7548.exe 87 PID 3468 wrote to memory of 4420 3468 unio7548.exe 87 PID 3468 wrote to memory of 3136 3468 unio7548.exe 97 PID 3468 wrote to memory of 3136 3468 unio7548.exe 97 PID 3468 wrote to memory of 3136 3468 unio7548.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe"C:\Users\Admin\AppData\Local\Temp\4a6d2f844b5f7012e0c1c3810d802c2f039f73705af9cad2c7df8b71e8fd4c31.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4220 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7548.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio7548.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3468 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0671.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0671.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5263.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5263.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3136
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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
412KB
MD522054109be75d153d5621274b8937dba
SHA19695a80893294be4359d7ad3170b95961f76635a
SHA256203e7899b2620c64b4edb3e9f0889f12df6a22ce8530c69a6c6133d5734cb44d
SHA512ac90cd2f7a494feb25b5594d9108ad2320a7a9d5301131a8b7befd54dda98615410cc96fa1a9ca2be8dc14403833ed8e8ff156718b03f66232e796cf44ef38cc
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
386KB
MD590a28ff9bdd264650acfe5c856aacb9f
SHA1f541dc8975a53786703557f7544cce5d5d6f7c1d
SHA2564f28209ec5dd27b55a6476a5ff43e62c35ef0a670db40ec78b103bd82108a4cc
SHA5124bbe613c0e92a715545ba0fc7cf7936bb0a868fc5556b685202f87ef452069e95944afed1262298488976a7176a8cc1aa0c5997421fea54f7cd27dfbe100e470