Analysis
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max time kernel
117s -
max time network
120s -
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, 09:01
Static task
static1
Behavioral task
behavioral1
Sample
0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe
Resource
win10v2004-20241007-en
General
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Target
0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe
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Size
470KB
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MD5
028693736f9bdbb7ade8fed5765cac40
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SHA1
b8f2a2a48e9192daa49eb0001827b3770c7f5b06
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SHA256
0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97ead
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SHA512
8163b8e3514ee5deaefdff86284aadebc9ef638f229930e061ed916d2c8a8e5e35b9fe2ca11143d188a826986e43d6934dd0cc29b2bb936f13fc19d54a827207
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SSDEEP
6144:4Pp0yN90QEJtWsWe6hcXaJLqnh1mbaQbaykkk1748GVdQW8dEeReRUtx107:Fy902Lwyq+bRJg74RYWjeReRUk
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000d000000023baa-5.dat healer behavioral1/memory/3840-8-0x0000000000CF0000-0x0000000000CFA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection az991537.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" az991537.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" az991537.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" az991537.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" az991537.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" az991537.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/60-18-0x00000000026C0000-0x00000000026FC000-memory.dmp family_redline behavioral1/memory/60-20-0x00000000029D0000-0x0000000002A0A000-memory.dmp family_redline behavioral1/memory/60-28-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-82-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-84-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-80-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-78-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-76-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-74-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-72-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-70-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-68-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-66-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-62-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-60-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-58-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-56-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-54-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-50-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-48-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-46-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-44-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-42-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-40-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-38-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-37-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-64-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-52-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-35-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-32-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-30-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-26-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-24-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-22-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline behavioral1/memory/60-21-0x00000000029D0000-0x0000000002A05000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3840 az991537.exe 60 bu703100.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" az991537.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\\\"" 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.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 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bu703100.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3840 az991537.exe 3840 az991537.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3840 az991537.exe Token: SeDebugPrivilege 60 bu703100.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4544 wrote to memory of 3840 4544 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe 86 PID 4544 wrote to memory of 3840 4544 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe 86 PID 4544 wrote to memory of 60 4544 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe 94 PID 4544 wrote to memory of 60 4544 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe 94 PID 4544 wrote to memory of 60 4544 0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe"C:\Users\Admin\AppData\Local\Temp\0256cf3ba77165b53e226467a7ec6eb76622a89caabf9be09d91e8b491b97eadN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\az991537.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3840
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bu703100.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:60
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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
486KB
MD59ceb00361baf9f0ff2f8b49ccc703528
SHA19a6f0b45676a0cdf39d9be7ac82bc12d154f8a9d
SHA2562ff416205beac50fff06ae378d8d822af5e29a1d4f4a815d1041aa411f71ea0d
SHA512f266fa2f59ec0a1bcb865845caedf3a8debed59cc1aa0fcb7c5c685f766ad9eac88a24a4fddc861fd03bbfc7442e3df51b4a8e6ff6d1b806526951d9961300ac