Analysis
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max time kernel
143s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/11/2024, 14:23
Static task
static1
Behavioral task
behavioral1
Sample
2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe
Resource
win10v2004-20241007-en
General
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Target
2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe
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Size
570KB
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MD5
6e15339036f602f68ed700c489f5086f
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SHA1
3b88e364b604e2655d1be840870cc53bcfd3951c
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SHA256
2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec
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SHA512
b88c44d7308184ae66565c9ca281b7d5557aed4fb22c38729cdcc59dd82e78cf54d19e75d78c5bf320513c05ca087f35e742a39eff5cb2c4b7ad7250555f4636
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SSDEEP
12288:JMrry90uahimz7AuxqVMRC46B72B4ho1O7q3ywTB:iy3sVAuxYMIUB4hF7kTB
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/3992-12-0x00000000025B0000-0x00000000025CA000-memory.dmp healer behavioral1/memory/3992-14-0x0000000002620000-0x0000000002638000-memory.dmp healer behavioral1/memory/3992-16-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-43-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-41-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-39-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-37-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-35-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-33-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-31-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-29-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-27-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-25-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-23-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-21-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-19-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/3992-17-0x0000000002620000-0x0000000002632000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r6436tg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r6436tg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r6436tg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r6436tg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r6436tg.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r6436tg.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/1728-57-0x00000000049D0000-0x0000000004A16000-memory.dmp family_redline behavioral1/memory/1728-59-0x0000000005000000-0x0000000005044000-memory.dmp family_redline behavioral1/memory/1728-60-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-67-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-63-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-94-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-91-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-90-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-87-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-85-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-83-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-81-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-79-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-77-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-75-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-73-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-71-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-69-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-61-0x0000000005000000-0x000000000503E000-memory.dmp family_redline behavioral1/memory/1728-65-0x0000000005000000-0x000000000503E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3992 r6436tg.exe 1728 w39vr56.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r6436tg.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r6436tg.exe -
Adds Run key to start application 2 TTPs 1 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\\\"" 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4956 3992 WerFault.exe 87 -
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 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r6436tg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language w39vr56.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3992 r6436tg.exe 3992 r6436tg.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3992 r6436tg.exe Token: SeDebugPrivilege 1728 w39vr56.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3584 wrote to memory of 3992 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 87 PID 3584 wrote to memory of 3992 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 87 PID 3584 wrote to memory of 3992 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 87 PID 3584 wrote to memory of 1728 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 97 PID 3584 wrote to memory of 1728 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 97 PID 3584 wrote to memory of 1728 3584 2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe"C:\Users\Admin\AppData\Local\Temp\2bf49db4330def199a95374d2c3ae9b8a6d123fc2b4d05345c8ad2bd1f3e2eec.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3584 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r6436tg.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r6436tg.exe2⤵
- 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:3992 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 10803⤵
- Program crash
PID:4956
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w39vr56.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w39vr56.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1728
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3992 -ip 39921⤵PID:1848
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
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
301KB
MD517550ba5d2dc0f77f7921227c93bc2bd
SHA1bac37e5ef1c8acfdb6211527bfcbbaec5719342b
SHA25661dcedfb38453427170d426c396e9bc5080ee63088b8892a7cd5621b141d6b69
SHA512fe07303bca4025cba2815c003c142a302d2fb037c1837a1c518635f41887d0b33d3b8e952dc63efbb488eb4bf8fe4d87dc31b4aa3619949b33d6bf27c607e880