Analysis
-
max time kernel
149s -
max time network
153s -
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 02:06
Static task
static1
Behavioral task
behavioral1
Sample
c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe
Resource
win10v2004-20241007-en
General
-
Target
c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe
-
Size
702KB
-
MD5
4216e02bdf5342595162dfbc502aa608
-
SHA1
e372cbd8e3a8f7f10eaeaead33e21b54fa02ff71
-
SHA256
c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35
-
SHA512
2585aec122179a52fe87fc09a013ab82e633c7a276adfaca7e00fb185fa68462b519eec9a58364b21289f496ad1ac932de6d1e7da5023ce169041736ba9c09e3
-
SSDEEP
12288:Ay90qGiMRU713uxfq2p9k4KFPJGwco5EG2Mo9w28TvKv4ZxsKq+w0:AyHnMeU7pmGO2GSwJb3ZxsKn
Malware Config
Signatures
-
Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/2208-17-0x0000000004BA0000-0x0000000004BBA000-memory.dmp healer behavioral1/memory/2208-19-0x0000000004DE0000-0x0000000004DF8000-memory.dmp healer behavioral1/memory/2208-48-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-46-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-44-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-42-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-40-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-38-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-36-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-34-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-32-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-30-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-28-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-26-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-24-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-22-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer behavioral1/memory/2208-21-0x0000000004DE0000-0x0000000004DF2000-memory.dmp healer -
Healer family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 77644597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 77644597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 77644597.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 77644597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 77644597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 77644597.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4548-59-0x0000000007130000-0x000000000716C000-memory.dmp family_redline behavioral1/memory/4548-60-0x00000000071B0000-0x00000000071EA000-memory.dmp family_redline behavioral1/memory/4548-66-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-74-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-94-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-92-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-90-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-88-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-86-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-82-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-80-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-78-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-76-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-72-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-70-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-68-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-84-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-64-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-62-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline behavioral1/memory/4548-61-0x00000000071B0000-0x00000000071E5000-memory.dmp family_redline -
Redline family
-
Executes dropped EXE 3 IoCs
pid Process 4456 un984211.exe 2208 77644597.exe 4548 rk091515.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 77644597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 77644597.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\\\"" c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.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\\\"" un984211.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4220 2208 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 c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un984211.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 77644597.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rk091515.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2208 77644597.exe 2208 77644597.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2208 77644597.exe Token: SeDebugPrivilege 4548 rk091515.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3800 wrote to memory of 4456 3800 c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe 83 PID 3800 wrote to memory of 4456 3800 c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe 83 PID 3800 wrote to memory of 4456 3800 c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe 83 PID 4456 wrote to memory of 2208 4456 un984211.exe 84 PID 4456 wrote to memory of 2208 4456 un984211.exe 84 PID 4456 wrote to memory of 2208 4456 un984211.exe 84 PID 4456 wrote to memory of 4548 4456 un984211.exe 96 PID 4456 wrote to memory of 4548 4456 un984211.exe 96 PID 4456 wrote to memory of 4548 4456 un984211.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe"C:\Users\Admin\AppData\Local\Temp\c8b1a9f3ff1d934a1890b67e3501409f8dad7205705b39be94d98e34e709cf35.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un984211.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un984211.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77644597.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77644597.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:2208 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 10844⤵
- Program crash
PID:4220
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk091515.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk091515.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4548
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2208 -ip 22081⤵PID:2384
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
Loading Replay Monitor...
Downloads
-
Filesize
547KB
MD59e53555fe944055745dbdba1c0c86630
SHA1dbef83c0fe87dfef857ce51395e6f44fae51c642
SHA256b41d6fae21ac49f7f913981368846786416503c075fa2831200115d384639a81
SHA5126c7b7704d6b8e3051dbacbaaa0545cd3f21db807fe2bad389a3238218b392a421fc1d347b0f0a105098db324da125e1617b954fd30af798b6413a2b05ff406b6
-
Filesize
269KB
MD5199afb98d59a27bf24bdc553eeb27fe1
SHA1aac33a29156787db730668a9d4a66a8dc25f2ff0
SHA256aee1a03876205d74cb53be55d1930dacf4b28553db03de99afa508f9b5fcae1d
SHA512dcf23508975b2faaeb02c397da62f537409167b68eb0089d26bb95450bae00e50f0aba580385b08fdc4b47f48db6ef24e83619473514ee4e925d4491d2f8e90d
-
Filesize
353KB
MD5c96ad22ae46e1c716d00bde5b9973787
SHA113af217c43b2ffa94c571ca4fb78774059323ebd
SHA2560d08699af0a97be09989658a8a865f09114a27d1a491a26ec47409aa7899d620
SHA5125db60df4ef2221fbf7b8ac0d1c57807bf4c21df8a76b68599f331d8145ef1ce0a9a1da5c9613836b96cfdd71232f888b853c85298c704d37282b3dd71e3bec62