Analysis
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max time kernel
140s -
max time network
147s -
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, 03:03
Static task
static1
Behavioral task
behavioral1
Sample
c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe
Resource
win10v2004-20241007-en
General
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Target
c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe
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Size
611KB
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MD5
50985a6f58b73cab46dcb517cb542cad
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SHA1
b880c98b0f4821856d5788e3896ee0724a8b75bb
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SHA256
c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096
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SHA512
235a37edf557000443773d588076dad6b1642343180c36989013051de3651c410ec56d8a5aff127ddd1f5695ffaf61cd8913b3c2f73f6f49fe47afc38f4e5213
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SSDEEP
12288:Ey90t3+p/7LRxG557ZUZfJxQ5xcxswQ4xU6IILmf:EyGW/IVUBxJywQs7Cf
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0032000000023b70-12.dat healer behavioral1/memory/4420-15-0x0000000000250000-0x000000000025A000-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\DisableIOAVProtection = "1" 77910467.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 77910467.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 77910467.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 77910467.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 77910467.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 77910467.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/4048-22-0x00000000024F0000-0x000000000252C000-memory.dmp family_redline behavioral1/memory/4048-24-0x0000000004E20000-0x0000000004E5A000-memory.dmp family_redline behavioral1/memory/4048-32-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-38-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-88-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-86-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-84-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-82-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-80-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-78-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-74-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-72-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-70-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-68-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-66-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-64-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-62-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-58-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-56-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-54-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-52-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-50-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-48-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-44-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-42-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-40-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-36-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-34-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-30-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-76-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-60-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-46-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-28-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-26-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline behavioral1/memory/4048-25-0x0000000004E20000-0x0000000004E55000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4712 st571952.exe 4420 77910467.exe 4048 kp510646.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" 77910467.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\\\"" c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.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\\\"" st571952.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3504 sc.exe -
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 kp510646.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language st571952.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4420 77910467.exe 4420 77910467.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4420 77910467.exe Token: SeDebugPrivilege 4048 kp510646.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 232 wrote to memory of 4712 232 c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe 84 PID 232 wrote to memory of 4712 232 c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe 84 PID 232 wrote to memory of 4712 232 c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe 84 PID 4712 wrote to memory of 4420 4712 st571952.exe 86 PID 4712 wrote to memory of 4420 4712 st571952.exe 86 PID 4712 wrote to memory of 4048 4712 st571952.exe 93 PID 4712 wrote to memory of 4048 4712 st571952.exe 93 PID 4712 wrote to memory of 4048 4712 st571952.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe"C:\Users\Admin\AppData\Local\Temp\c0fa56dd71f078226e31bff347bd0de9a3ad8b70c86315a6753eaae126fc1096.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:232 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st571952.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st571952.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77910467.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\77910467.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp510646.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp510646.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4048
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3504
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
457KB
MD5782e70dcd0fc5ac3938dea1242593804
SHA1a9a074efbd0a302e44f67679bd90f016f26f95f2
SHA25629d255a9b6789a15c6c687db2dce0e53a731ffd50e39f19cbdce98e79101e80d
SHA512abe2ab8e334241b7a8dd2be6c55c62bc6f4f828bc36bb981527b2a10db4bc1896bdb01bcef4c463474cc6c96f59b6f3058f2b693e81cab192295a98f6e2ce987
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
459KB
MD5a250692b80fdb95cf17a061daa1d5345
SHA1809bebd08a92591070718a1bf04d722fee4f558f
SHA256e0eacc701840f063c110a247f9ce03e1def3bd8c8cccd113aab555c5645bc5e6
SHA51260abe3fe9580e3f085898966e513bb239ff1b13c8840337c1b40dd58824ec4b555dbb3188f0a64fdb59be2b33466faf31921fb452193d54ee18ba175ceba2ca8