Analysis
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max time kernel
138s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
05-08-2023 17:08
Static task
static1
Behavioral task
behavioral1
Sample
a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe
Resource
win10v2004-20230703-en
General
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Target
a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe
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Size
560KB
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MD5
a2c6a9a9f9a9f87a6212b1c49dcfe319
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SHA1
3ac213609dbf53cd2089b37f6d6e9035f903341f
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SHA256
a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd
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SHA512
7d80365555b0683aa74145d2eb8ff5f3b66306ea4b62b2b4d1544ed18e358729216b0ea3608e5dc3709e8790c25092859af998d47fa5006338a1d90b6016527f
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SSDEEP
12288:pMrCy90yEpYzVtXnA9hhopePlAxOOIUyRyDUOifWmQlH4E4K:PypE6zbA9hugDLy4OeWrlHf4K
Malware Config
Extracted
amadey
3.87
193.233.255.9/nasa/index.php
Extracted
redline
savin
77.91.124.156:19071
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auth_value
a1a05b810428195ab7bb63b132ea0c8d
Signatures
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Detects Healer an antivirus disabler dropper 3 IoCs
resource yara_rule behavioral1/files/0x00070000000230b4-152.dat healer behavioral1/files/0x00070000000230b4-153.dat healer behavioral1/memory/1764-154-0x0000000000750000-0x000000000075A000-memory.dmp healer -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection p3587571.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" p3587571.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" p3587571.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" p3587571.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" p3587571.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" p3587571.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 8 IoCs
pid Process 1588 z6899823.exe 4548 z2460662.exe 1764 p3587571.exe 4772 r3568592.exe 1612 legosa.exe 3644 s0878813.exe 3604 legosa.exe 2872 legosa.exe -
Loads dropped DLL 1 IoCs
pid Process 1700 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p3587571.exe -
Adds Run key to start application 2 TTPs 3 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\\\"" a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.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\\\"" z6899823.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" z2460662.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3532 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1764 p3587571.exe 1764 p3587571.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1764 p3587571.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 3680 wrote to memory of 1588 3680 a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe 82 PID 3680 wrote to memory of 1588 3680 a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe 82 PID 3680 wrote to memory of 1588 3680 a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe 82 PID 1588 wrote to memory of 4548 1588 z6899823.exe 83 PID 1588 wrote to memory of 4548 1588 z6899823.exe 83 PID 1588 wrote to memory of 4548 1588 z6899823.exe 83 PID 4548 wrote to memory of 1764 4548 z2460662.exe 84 PID 4548 wrote to memory of 1764 4548 z2460662.exe 84 PID 4548 wrote to memory of 4772 4548 z2460662.exe 91 PID 4548 wrote to memory of 4772 4548 z2460662.exe 91 PID 4548 wrote to memory of 4772 4548 z2460662.exe 91 PID 4772 wrote to memory of 1612 4772 r3568592.exe 94 PID 4772 wrote to memory of 1612 4772 r3568592.exe 94 PID 4772 wrote to memory of 1612 4772 r3568592.exe 94 PID 1588 wrote to memory of 3644 1588 z6899823.exe 95 PID 1588 wrote to memory of 3644 1588 z6899823.exe 95 PID 1588 wrote to memory of 3644 1588 z6899823.exe 95 PID 1612 wrote to memory of 3532 1612 legosa.exe 96 PID 1612 wrote to memory of 3532 1612 legosa.exe 96 PID 1612 wrote to memory of 3532 1612 legosa.exe 96 PID 1612 wrote to memory of 3660 1612 legosa.exe 98 PID 1612 wrote to memory of 3660 1612 legosa.exe 98 PID 1612 wrote to memory of 3660 1612 legosa.exe 98 PID 3660 wrote to memory of 1772 3660 cmd.exe 100 PID 3660 wrote to memory of 1772 3660 cmd.exe 100 PID 3660 wrote to memory of 1772 3660 cmd.exe 100 PID 3660 wrote to memory of 1112 3660 cmd.exe 101 PID 3660 wrote to memory of 1112 3660 cmd.exe 101 PID 3660 wrote to memory of 1112 3660 cmd.exe 101 PID 3660 wrote to memory of 60 3660 cmd.exe 102 PID 3660 wrote to memory of 60 3660 cmd.exe 102 PID 3660 wrote to memory of 60 3660 cmd.exe 102 PID 3660 wrote to memory of 1684 3660 cmd.exe 103 PID 3660 wrote to memory of 1684 3660 cmd.exe 103 PID 3660 wrote to memory of 1684 3660 cmd.exe 103 PID 3660 wrote to memory of 540 3660 cmd.exe 104 PID 3660 wrote to memory of 540 3660 cmd.exe 104 PID 3660 wrote to memory of 540 3660 cmd.exe 104 PID 3660 wrote to memory of 2168 3660 cmd.exe 105 PID 3660 wrote to memory of 2168 3660 cmd.exe 105 PID 3660 wrote to memory of 2168 3660 cmd.exe 105 PID 1612 wrote to memory of 1700 1612 legosa.exe 109 PID 1612 wrote to memory of 1700 1612 legosa.exe 109 PID 1612 wrote to memory of 1700 1612 legosa.exe 109
Processes
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C:\Users\Admin\AppData\Local\Temp\a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe"C:\Users\Admin\AppData\Local\Temp\a2cdea3366cc4aab2515fa8130f1211e4406fcf128e69983ad28a6b8e75548fd.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6899823.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6899823.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2460662.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2460662.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3587571.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p3587571.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1764
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r3568592.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r3568592.exe4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4772 -
C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe"C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legosa.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe" /F6⤵
- Creates scheduled task(s)
PID:3532
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legosa.exe" /P "Admin:N"&&CACLS "legosa.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit6⤵
- Suspicious use of WriteProcessMemory
PID:3660 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:1772
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:N"7⤵PID:1112
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:R" /E7⤵PID:60
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:1684
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:N"7⤵PID:540
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:R" /E7⤵PID:2168
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main6⤵
- Loads dropped DLL
PID:1700
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s0878813.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s0878813.exe3⤵
- Executes dropped EXE
PID:3644
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C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exeC:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe1⤵
- Executes dropped EXE
PID:3604
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C:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exeC:\Users\Admin\AppData\Local\Temp\ebb444342c\legosa.exe1⤵
- Executes dropped EXE
PID:2872
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
433KB
MD5babeeb240ce73e76a2cf5ca8b890ec14
SHA1f21fe85d41986923997d15af8ee497c582ed418c
SHA2565a748e6f0652ae09968cabce53a3a16ba1ecb47a82490f4e69dc4f266830706d
SHA5129edbb8c7a65f3a0add892910ba5b33b85cd954b5aceace8afec767e0cf6bc1e4229bbdffa4c8d521be1cabea9cf21784b5c10fc8c3d97c1d6712586ca4c53b6f
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Filesize
433KB
MD5babeeb240ce73e76a2cf5ca8b890ec14
SHA1f21fe85d41986923997d15af8ee497c582ed418c
SHA2565a748e6f0652ae09968cabce53a3a16ba1ecb47a82490f4e69dc4f266830706d
SHA5129edbb8c7a65f3a0add892910ba5b33b85cd954b5aceace8afec767e0cf6bc1e4229bbdffa4c8d521be1cabea9cf21784b5c10fc8c3d97c1d6712586ca4c53b6f
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Filesize
174KB
MD5de38ede438297c4170aa2f118270609d
SHA1c1c0ab6db37801527ee3e62b3865246c26ef6bd5
SHA2565214fab4ff5438e74b9f3d50cc88281ac635890f054a702c2db321feee774bd2
SHA512798f2613dbfa1095084ae201c7012680bd3306da6090d451a743fcf17b4e438942574a59da381345a47a25c23f4d8a71944de6abfa829ada15f5624f942d07e9
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Filesize
174KB
MD5de38ede438297c4170aa2f118270609d
SHA1c1c0ab6db37801527ee3e62b3865246c26ef6bd5
SHA2565214fab4ff5438e74b9f3d50cc88281ac635890f054a702c2db321feee774bd2
SHA512798f2613dbfa1095084ae201c7012680bd3306da6090d451a743fcf17b4e438942574a59da381345a47a25c23f4d8a71944de6abfa829ada15f5624f942d07e9
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Filesize
277KB
MD545de0c836879ef4deaccf4c75f934b16
SHA1da38e9d1a9c667c76a62a3e5bcc62823bde74e6e
SHA2567be38fde2887c8862ca0323ec28e5951178b8881d33c6a010845b50943adef70
SHA5120fefe0840133f2d0b74a90300ddbe7df93fa7452cd1420c309d4001b3ff14d1f0d614c51d088d513e39772a042bd84e3c7c7de295a338092f6a8642b6bdb621c
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Filesize
277KB
MD545de0c836879ef4deaccf4c75f934b16
SHA1da38e9d1a9c667c76a62a3e5bcc62823bde74e6e
SHA2567be38fde2887c8862ca0323ec28e5951178b8881d33c6a010845b50943adef70
SHA5120fefe0840133f2d0b74a90300ddbe7df93fa7452cd1420c309d4001b3ff14d1f0d614c51d088d513e39772a042bd84e3c7c7de295a338092f6a8642b6bdb621c
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
313KB
MD52c1528a6992ce0ac3a41d0da5cf846ba
SHA1c315a74e85861b7abd2b9f213982f536a018a63d
SHA256b269720acebdba99f8294306dfe575089c8e915af45556e49f82a9d7f1460742
SHA512f6675f6260e335f7e8001808070e446cefa84460ef3b9d6dd6b9dbee5db6276af510944823a9de3ea23f9c879340772625b10e0fcfd6b6d9ba1c288dc0fa1341
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651
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Filesize
162B
MD51b7c22a214949975556626d7217e9a39
SHA1d01c97e2944166ed23e47e4a62ff471ab8fa031f
SHA256340c8464c2007ce3f80682e15dfafa4180b641d53c14201b929906b7b0284d87
SHA512ba64847cf1d4157d50abe4f4a1e5c1996fe387c5808e2f758c7fb3213bfefe1f3712d343f0c30a16819749840954654a70611d2250fd0f7b032429db7afd2cc5