Analysis
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max time kernel
145s -
max time network
149s -
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, 03:39
Static task
static1
Behavioral task
behavioral1
Sample
20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe
Resource
win10v2004-20241007-en
General
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Target
20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe
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Size
657KB
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MD5
a866b0a478ac3b9db989ee5a6efe64cd
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SHA1
f4a0372bde3a44877ae7f2bd8fa48e0a7e7fcc7f
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SHA256
20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028
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SHA512
0df2e7638de50976f61a2a2b26db8e59d7481aae4ba89e2b93d120e460c30b202a939660097abb4eba0ed2b55e0c252962fb0677290a456d4462805c411daa2d
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SSDEEP
12288:UMrxy901w7hx3DUzCRNonSl7ew5+EMZxpelJaPk8:FyuUlw0eo+EMzpNB
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/3740-18-0x0000000004920000-0x000000000493A000-memory.dmp healer behavioral1/memory/3740-20-0x0000000004C70000-0x0000000004C88000-memory.dmp healer behavioral1/memory/3740-31-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-46-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-45-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-42-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-40-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-38-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-36-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-34-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-33-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-28-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-26-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-24-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-22-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-48-0x0000000004C70000-0x0000000004C82000-memory.dmp healer behavioral1/memory/3740-21-0x0000000004C70000-0x0000000004C82000-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\DisableIOAVProtection = "1" pro0056.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0056.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0056.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0056.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0056.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0056.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/2896-59-0x0000000004BA0000-0x0000000004BE6000-memory.dmp family_redline behavioral1/memory/2896-60-0x00000000077D0000-0x0000000007814000-memory.dmp family_redline behavioral1/memory/2896-94-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-92-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-90-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-88-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-86-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-84-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-82-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-80-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-78-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-76-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-74-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-72-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-70-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-68-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-66-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-64-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-62-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline behavioral1/memory/2896-61-0x00000000077D0000-0x000000000780F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4364 un336197.exe 3740 pro0056.exe 2896 qu1012.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0056.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0056.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\\\"" 20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.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\\\"" un336197.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1280 3740 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 20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un336197.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro0056.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu1012.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3740 pro0056.exe 3740 pro0056.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3740 pro0056.exe Token: SeDebugPrivilege 2896 qu1012.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3216 wrote to memory of 4364 3216 20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe 83 PID 3216 wrote to memory of 4364 3216 20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe 83 PID 3216 wrote to memory of 4364 3216 20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe 83 PID 4364 wrote to memory of 3740 4364 un336197.exe 84 PID 4364 wrote to memory of 3740 4364 un336197.exe 84 PID 4364 wrote to memory of 3740 4364 un336197.exe 84 PID 4364 wrote to memory of 2896 4364 un336197.exe 98 PID 4364 wrote to memory of 2896 4364 un336197.exe 98 PID 4364 wrote to memory of 2896 4364 un336197.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe"C:\Users\Admin\AppData\Local\Temp\20a054954b7377d9e5aa7fb07810fdaa3411ecbf9cd55a109a3f39e3b83c2028.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3216 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336197.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un336197.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0056.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0056.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:3740 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 10804⤵
- Program crash
PID:1280
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1012.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1012.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3740 -ip 37401⤵PID:4836
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
516KB
MD55aa5186a9a84fd59c72aa9ef4fcb5b50
SHA1024460137d321822fe4adef251828b61f60f0e6c
SHA25652d0b9c1167efad4283c5a9e47f17466b95c225ccb563672893c70661f9a5728
SHA512dbf8db5d73b719a6efc2593cd017b6b24349a66b7f7f86588d3793fd251495c0af3c8975b97095c7b223ba25cd2a09257a6fdc87d3f16269a980298532af37f6
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Filesize
295KB
MD5364988cc8cdecba06453bf038ce2771f
SHA1a9c63a8954c4013d82eb3341ca51320f265792ad
SHA256a20ede3ba76f08ed4ba1cb26aeb6b2e9c287521c9615b320062a70d20abbace8
SHA512f8c11b48ae9734a19e9fcf34dcfbe509e43991df7966e1517f475034582dcc3f8f35fcc05eeadbbf999e5dc4c5a5e678c1a1e219c811d6d76cf5d4fe5da04ff7
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Filesize
354KB
MD52ef53d7cd476c1f62371e0472efd499a
SHA170c0f2a04a61becacda3398137017476946f3ace
SHA256385344ba7ee9f9c82cccac5351b2ecf9ffcb170b449f2941064e8ff4d3340ebd
SHA5127f7c3749edc0aaaadf726f5e3bfced67e0292ec468cd453b2f08567ec0a018cd5378c7a7ee4cd48e2f2b75107cd1fb27d282d8b60f5b70f202b9dbf0589ba89b