Analysis
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max time kernel
119s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17/11/2024, 14:57
Static task
static1
Behavioral task
behavioral1
Sample
33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe
Resource
win10v2004-20241007-en
General
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Target
33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe
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Size
469KB
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MD5
5d28fd122d5ecbb85183c4a435a91bc0
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SHA1
40d9db195fe93612661bcc1e760aab2fa20a8e1b
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SHA256
33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01f
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SHA512
d804848f1880b413d8b3b55308d9385f8f4e534f91dbd38584e742858d815da82551378c208f0563d354b4c5d225bb8acf51724272bf438e52bd801b6e37f820
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SSDEEP
6144:TGp0yN90QED13ETvt+1hkJi8xObIP2bzvh/qubUu5QvU/p9xVjIp7y2UPvGLV:jy90H0vtGmJi8t2fhiu12c/p9xtNgV
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000d000000023b81-5.dat healer behavioral1/memory/2500-8-0x00000000002A0000-0x00000000002AA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it393596.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it393596.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" it393596.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" it393596.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it393596.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it393596.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/2840-18-0x00000000027D0000-0x000000000280C000-memory.dmp family_redline behavioral1/memory/2840-20-0x00000000029D0000-0x0000000002A0A000-memory.dmp family_redline behavioral1/memory/2840-42-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-46-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-84-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-80-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-76-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-74-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-72-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-70-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-68-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-66-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-64-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-62-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-60-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-58-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-56-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-54-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-52-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-50-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-44-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-40-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-38-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-36-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-32-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-30-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-26-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-24-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-82-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-78-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-22-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-48-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-34-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-28-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/2840-21-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 2500 it393596.exe 2840 jr204079.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it393596.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\\\"" 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr204079.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2500 it393596.exe 2500 it393596.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2500 it393596.exe Token: SeDebugPrivilege 2840 jr204079.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2264 wrote to memory of 2500 2264 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe 83 PID 2264 wrote to memory of 2500 2264 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe 83 PID 2264 wrote to memory of 2840 2264 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe 96 PID 2264 wrote to memory of 2840 2264 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe 96 PID 2264 wrote to memory of 2840 2264 33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe"C:\Users\Admin\AppData\Local\Temp\33efcc223124f7fbbe1d2d6aed03a98d1cbb455175a3ae249c3602a90fa1c01fN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it393596.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it393596.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr204079.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr204079.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2840
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
487KB
MD57de0472b27ce205ff17c55771e36c4cd
SHA15df0449273b29dd315d0f53019c37b5bc2127c71
SHA25633155926279efce22aede84c072e97b8151e1be9d62c4810b29c7bc370c1f598
SHA51264329ce844d34b3372965b78a5a8764da3360b5640f8c6db7230a634f867b47627368f2fdca24072d6f38a38a08161e1344a66cd766dfc1281e9f957da7efcf0