Analysis
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max time kernel
147s -
max time network
150s -
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, 23:55
Static task
static1
Behavioral task
behavioral1
Sample
256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe
Resource
win10v2004-20241007-en
General
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Target
256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe
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Size
696KB
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MD5
76c8b5ff24f8c9477f8696118c0a8a25
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SHA1
56f850594592f6ecf9dd93f344c3ff5be91193d2
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SHA256
256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4
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SHA512
24418547efa642ffe03b192521da7e653d0a9e439c72bd887e2258349183946ffd32d1efaa5197d3bb995e32c67777ee3620a93720cec0f1f120522c23226f38
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SSDEEP
12288:9Mrhy90HHpLMNb0Bh40JH8CXIaDzHLkUc4O4twMCzYpVvA9ZYIHr4AtSC:YyUKNb8hdcqIOjhBwMNS9SI3d
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/2372-18-0x0000000004760000-0x000000000477A000-memory.dmp healer behavioral1/memory/2372-20-0x00000000047C0000-0x00000000047D8000-memory.dmp healer behavioral1/memory/2372-26-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-48-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-46-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-45-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-42-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-41-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-38-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-36-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-34-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-32-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-30-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-28-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-24-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-22-0x00000000047C0000-0x00000000047D2000-memory.dmp healer behavioral1/memory/2372-21-0x00000000047C0000-0x00000000047D2000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4081.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4081.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4081.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4081.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4081.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4081.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/804-60-0x0000000004CA0000-0x0000000004CE6000-memory.dmp family_redline behavioral1/memory/804-61-0x00000000071D0000-0x0000000007214000-memory.dmp family_redline behavioral1/memory/804-85-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-62-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-95-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-93-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-91-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-89-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-87-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-83-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-81-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-79-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-77-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-75-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-73-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-71-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-69-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-67-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-65-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline behavioral1/memory/804-63-0x00000000071D0000-0x000000000720F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 2376 un401122.exe 2372 pro4081.exe 804 qu8858.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4081.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4081.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\\\"" 256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.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\\\"" un401122.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4824 2372 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 qu8858.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un401122.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro4081.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2372 pro4081.exe 2372 pro4081.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2372 pro4081.exe Token: SeDebugPrivilege 804 qu8858.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4600 wrote to memory of 2376 4600 256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe 83 PID 4600 wrote to memory of 2376 4600 256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe 83 PID 4600 wrote to memory of 2376 4600 256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe 83 PID 2376 wrote to memory of 2372 2376 un401122.exe 84 PID 2376 wrote to memory of 2372 2376 un401122.exe 84 PID 2376 wrote to memory of 2372 2376 un401122.exe 84 PID 2376 wrote to memory of 804 2376 un401122.exe 97 PID 2376 wrote to memory of 804 2376 un401122.exe 97 PID 2376 wrote to memory of 804 2376 un401122.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe"C:\Users\Admin\AppData\Local\Temp\256c15a088c7ce4f51ee7227efd60d78d411afb518d97ced9b21ee71bdb8c7c4.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4600 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un401122.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un401122.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4081.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4081.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2372 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 10644⤵
- Program crash
PID:4824
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8858.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8858.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2372 -ip 23721⤵PID:2336
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
554KB
MD5830ab1b8a9222683fa4971102fed8cf5
SHA1912f7f9ac7a4e0cc6b3eb54def29a3fd2892c1ac
SHA25644a90b0b467485ab7f5668f3af12ed0f9c338ce13b460bbcefb9487f5206e14f
SHA51288d01d9f2cefb3b01f3a7266dc13c36ddcdbb8e658160e4cd94f4dec8ea557d3cbd78945272825328bf730e97005648bbe4ec3419e28c820cfaf52b5758ce7ab
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Filesize
347KB
MD586ed77437089e9d7e4cef084bf095f8f
SHA106b5b118578049e24a4707f4c81a2c09a49d5f90
SHA256bfc94a49633621bbd5d4e5a379b9def929a1cc9f79283d8fd72d0445313d193b
SHA5122da8d9959b17da34ae026878efac0d7944ad212c9b39be95d9323db7e6bd090a63c676e5b6696c23206e585fe9958c6812512da53d8f421bfad4b9e81aa5b613
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Filesize
405KB
MD5474136e2c4af38d9629e0a1c90df51dc
SHA132b744cc7f882ce7a7afe22da80018f4f0f69f36
SHA2564e9aca9b59bf24d6106ebfff8ec3f27f7f4a7d75384cb8da0553723930fae25d
SHA5122efaa27aed9ab381623423783f9909840117df738e98010223f1fc8ebdf79ce4b3b9064df3454ff9ec008c451c85808435fc3d16fc319505a427903943a2fc8d