Analysis
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max time kernel
149s -
max time network
152s -
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, 23:40
Static task
static1
Behavioral task
behavioral1
Sample
b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe
Resource
win10v2004-20241007-en
General
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Target
b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe
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Size
1.5MB
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MD5
575e0df06e03f3aab8aff3842186e2fa
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SHA1
678e144810f6c5f45f1043fa793d07861badf91d
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SHA256
b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902
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SHA512
61c3adcafc728fa474fc85d7ef995abb09e8d73aed8deee0d94e640db32b87e3815310984e33fbae159bc2590c0f42413ef15607b88e89ffef9746a7684c7040
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SSDEEP
49152:bGluRiRXFE+7hZKKqTxGG/76Nn4NBgg2Eqq:ylykVQzTxGG+NeBgjvq
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023bb3-34.dat healer behavioral1/memory/1604-35-0x0000000000E80000-0x0000000000E8A000-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\DisableRealtimeMonitoring = "1" az699241.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" az699241.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection az699241.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" az699241.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" az699241.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" az699241.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/4024-41-0x0000000004D40000-0x0000000004D7C000-memory.dmp family_redline behavioral1/memory/4024-43-0x0000000004E00000-0x0000000004E3A000-memory.dmp family_redline behavioral1/memory/4024-49-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-57-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-107-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-103-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-101-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-99-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-97-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-95-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-93-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-91-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-89-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-85-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-83-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-81-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-79-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-77-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-75-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-73-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-71-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-69-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-65-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-63-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-61-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-59-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-55-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-53-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-51-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-105-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-87-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-67-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-47-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-45-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline behavioral1/memory/4024-44-0x0000000004E00000-0x0000000004E35000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 6 IoCs
pid Process 2896 ki445556.exe 4036 ki457220.exe 4156 ki986590.exe 1916 ki072616.exe 1604 az699241.exe 4024 bu254929.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" az699241.exe -
Adds Run key to start application 2 TTPs 5 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\\\"" b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.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\\\"" ki445556.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" ki457220.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\"" ki986590.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup4 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP004.TMP\\\"" ki072616.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 216 sc.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 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 b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ki445556.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ki457220.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ki986590.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ki072616.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bu254929.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1604 az699241.exe 1604 az699241.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1604 az699241.exe Token: SeDebugPrivilege 4024 bu254929.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4392 wrote to memory of 2896 4392 b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe 84 PID 4392 wrote to memory of 2896 4392 b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe 84 PID 4392 wrote to memory of 2896 4392 b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe 84 PID 2896 wrote to memory of 4036 2896 ki445556.exe 86 PID 2896 wrote to memory of 4036 2896 ki445556.exe 86 PID 2896 wrote to memory of 4036 2896 ki445556.exe 86 PID 4036 wrote to memory of 4156 4036 ki457220.exe 87 PID 4036 wrote to memory of 4156 4036 ki457220.exe 87 PID 4036 wrote to memory of 4156 4036 ki457220.exe 87 PID 4156 wrote to memory of 1916 4156 ki986590.exe 89 PID 4156 wrote to memory of 1916 4156 ki986590.exe 89 PID 4156 wrote to memory of 1916 4156 ki986590.exe 89 PID 1916 wrote to memory of 1604 1916 ki072616.exe 90 PID 1916 wrote to memory of 1604 1916 ki072616.exe 90 PID 1916 wrote to memory of 4024 1916 ki072616.exe 95 PID 1916 wrote to memory of 4024 1916 ki072616.exe 95 PID 1916 wrote to memory of 4024 1916 ki072616.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe"C:\Users\Admin\AppData\Local\Temp\b7a97f5c651f69fd0a78d64d2cde21a85f2ac7f89754678241d0f1f043b20902.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki445556.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ki445556.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki457220.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ki457220.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki986590.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ki986590.exe4⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4156 -
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki072616.exeC:\Users\Admin\AppData\Local\Temp\IXP003.TMP\ki072616.exe5⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az699241.exeC:\Users\Admin\AppData\Local\Temp\IXP004.TMP\az699241.exe6⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1604
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C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu254929.exeC:\Users\Admin\AppData\Local\Temp\IXP004.TMP\bu254929.exe6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4024
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:216
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
1.2MB
MD5c27e25dd9e80f2c25dbf21c27be2c5ad
SHA15010bcb0cdaf58e216b7d631b9696e3799e490d2
SHA256b91ca2dcc07d102b7c416b0ae517d6277b18613625c6d6c9a8488d4b00019fc4
SHA5128f43705d2c8487a9f7259ade82e3615acdcd3c04e1c85f4c30dbc539a17781ae6e50bd6589c4823b9a5f7f81cea724eca1e8c51a8e14449893cfe71a51e88380
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Filesize
1.1MB
MD51f692b5c523bd8bed477760479d9c5ea
SHA1b97852dda73140b165e84b27d65db1d280bef077
SHA256cf317ee488e2d86d837732274b39e1ec3321e98f4a53777123587759128b3845
SHA512c13a43241ef4c4fd67c8d6f512e969662919933a184f153cfe531d4a4dd8ce9444a1dfed8b214ebacb204221e83ce792c7d062a1cf1fb4ca9db377f20b384c89
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Filesize
803KB
MD57c3b9ff0b94aab7f7873bbd584a85cc9
SHA10020911146454b99e8a976e1bd88ec6793f4794c
SHA256e91822e8c1037bebc8a4d835ac1825d85d4ea5692baacb5032416b78ff55bb1e
SHA512df18b3462be2d6d741e70f0873311815ef65b4b008c1ba73c6f6c0a164a0e264784629456b9e87007cc96ce6110495114f1f934f6fe23d9410eeda79ab124e38
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Filesize
469KB
MD5d0665685a860266a8c17fbc71b3ef011
SHA1f0f334744eebd16be3da3242a2cd7be3f2d830a5
SHA256b023c17890e92297e93cfcd48ad1766aca6cb5cc052635dbf6cb4696a562c354
SHA512eaa11cfe5ab87cfcb4ef40a1c22c98b08be8bc6ea5534330dda5ed735d07bf1e2a29bfd2793bb247d910f502902cb26c891111e22461fa2cdae92c8f02ebfff8
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
488KB
MD5d73a80349bef96e54f9ba31198000c40
SHA1adbb3c978f0de3d3fbf491d700d7f5f9cdca44bd
SHA256d3852d274a3a6c2c0cbb56a3ce1170627274ad8a690a358d97bb82166ce6df44
SHA5129288141bf2ee768c2ede729704061411108289f3eb0aba252f10ce140094d64946564ce40dabf901962f209ec65807d9fc39eb20c5a7075aa7b042c13e8e7e45