Analysis
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max time kernel
146s -
max time network
154s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
05-08-2023 14:05
Static task
static1
Behavioral task
behavioral1
Sample
a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe
Resource
win10-20230703-en
General
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Target
a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe
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Size
560KB
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MD5
bcee9e088bc51c1116c6fc95de3c1c34
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SHA1
b04d432ee11752ef9e0fe8916b594dbe49dff4ad
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SHA256
a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21
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SHA512
d62a64e93766aefb9bb048c93929b4da607ef3461903186949cbe0b29674516425076617a4fabae57b82ee8f737d693af9bda4c88a6ca7cded7c6adc096059f0
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SSDEEP
12288:DMrMy90mXdYcp3frcmaf1hHcyfhZtrMy7z4iMlpg1:jydKcp3vadaUtrMy34+1
Malware Config
Extracted
amadey
3.87
193.233.255.9/nasa/index.php
Extracted
redline
micky
77.91.124.172:19071
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auth_value
748f3c67c004f4a994500f05127b4428
Signatures
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Detects Healer an antivirus disabler dropper 3 IoCs
resource yara_rule behavioral1/files/0x000700000001b00a-139.dat healer behavioral1/files/0x000700000001b00a-140.dat healer behavioral1/memory/4112-141-0x0000000000C40000-0x0000000000C4A000-memory.dmp healer -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" p0761451.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" p0761451.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" p0761451.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" p0761451.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" p0761451.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 7 IoCs
pid Process 4024 z5774297.exe 2676 z5407334.exe 4112 p0761451.exe 2368 r8092415.exe 668 legosa.exe 1040 s2200969.exe 4300 legosa.exe -
Loads dropped DLL 1 IoCs
pid Process 4916 rundll32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" p0761451.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\\\"" a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.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\\\"" z5774297.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\\\"" z5407334.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 4796 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4112 p0761451.exe 4112 p0761451.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4112 p0761451.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 4884 wrote to memory of 4024 4884 a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe 70 PID 4884 wrote to memory of 4024 4884 a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe 70 PID 4884 wrote to memory of 4024 4884 a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe 70 PID 4024 wrote to memory of 2676 4024 z5774297.exe 71 PID 4024 wrote to memory of 2676 4024 z5774297.exe 71 PID 4024 wrote to memory of 2676 4024 z5774297.exe 71 PID 2676 wrote to memory of 4112 2676 z5407334.exe 72 PID 2676 wrote to memory of 4112 2676 z5407334.exe 72 PID 2676 wrote to memory of 2368 2676 z5407334.exe 73 PID 2676 wrote to memory of 2368 2676 z5407334.exe 73 PID 2676 wrote to memory of 2368 2676 z5407334.exe 73 PID 2368 wrote to memory of 668 2368 r8092415.exe 74 PID 2368 wrote to memory of 668 2368 r8092415.exe 74 PID 2368 wrote to memory of 668 2368 r8092415.exe 74 PID 4024 wrote to memory of 1040 4024 z5774297.exe 75 PID 4024 wrote to memory of 1040 4024 z5774297.exe 75 PID 4024 wrote to memory of 1040 4024 z5774297.exe 75 PID 668 wrote to memory of 4796 668 legosa.exe 76 PID 668 wrote to memory of 4796 668 legosa.exe 76 PID 668 wrote to memory of 4796 668 legosa.exe 76 PID 668 wrote to memory of 3496 668 legosa.exe 78 PID 668 wrote to memory of 3496 668 legosa.exe 78 PID 668 wrote to memory of 3496 668 legosa.exe 78 PID 3496 wrote to memory of 4608 3496 cmd.exe 80 PID 3496 wrote to memory of 4608 3496 cmd.exe 80 PID 3496 wrote to memory of 4608 3496 cmd.exe 80 PID 3496 wrote to memory of 4332 3496 cmd.exe 81 PID 3496 wrote to memory of 4332 3496 cmd.exe 81 PID 3496 wrote to memory of 4332 3496 cmd.exe 81 PID 3496 wrote to memory of 4128 3496 cmd.exe 82 PID 3496 wrote to memory of 4128 3496 cmd.exe 82 PID 3496 wrote to memory of 4128 3496 cmd.exe 82 PID 3496 wrote to memory of 2228 3496 cmd.exe 83 PID 3496 wrote to memory of 2228 3496 cmd.exe 83 PID 3496 wrote to memory of 2228 3496 cmd.exe 83 PID 3496 wrote to memory of 4616 3496 cmd.exe 84 PID 3496 wrote to memory of 4616 3496 cmd.exe 84 PID 3496 wrote to memory of 4616 3496 cmd.exe 84 PID 3496 wrote to memory of 3800 3496 cmd.exe 85 PID 3496 wrote to memory of 3800 3496 cmd.exe 85 PID 3496 wrote to memory of 3800 3496 cmd.exe 85 PID 668 wrote to memory of 4916 668 legosa.exe 87 PID 668 wrote to memory of 4916 668 legosa.exe 87 PID 668 wrote to memory of 4916 668 legosa.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe"C:\Users\Admin\AppData\Local\Temp\a9fd5e806334b84bb8297d5328c04495759792ff8349a2f5df99a9eaaa05fd21.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5774297.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5774297.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5407334.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5407334.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p0761451.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p0761451.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4112
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r8092415.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r8092415.exe4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2368 -
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:668 -
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:4796
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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:3496 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:4608
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:N"7⤵PID:4332
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C:\Windows\SysWOW64\cacls.exeCACLS "legosa.exe" /P "Admin:R" /E7⤵PID:4128
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"7⤵PID:2228
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:N"7⤵PID:4616
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C:\Windows\SysWOW64\cacls.exeCACLS "..\ebb444342c" /P "Admin:R" /E7⤵PID:3800
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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:4916
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s2200969.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s2200969.exe3⤵
- Executes dropped EXE
PID:1040
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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:4300
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
MD542ea107ba6a0ca907136cb93e529d8d1
SHA1243e1c725b3dc988fdd0f5b3c9acb73b14b706bc
SHA256360f3c245025806d1fc7391de73621f8773dc13ad4da5fb5fd372c8556fdd9a4
SHA512bab68eb9c2e5ce4be69eb061295e576391a864db76b10beba23ce6f2b005d7592744fe69660441312e3ebf5cbdadd73b5c20cfbe0bf4aa0b262b92f21d0e6496
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Filesize
433KB
MD542ea107ba6a0ca907136cb93e529d8d1
SHA1243e1c725b3dc988fdd0f5b3c9acb73b14b706bc
SHA256360f3c245025806d1fc7391de73621f8773dc13ad4da5fb5fd372c8556fdd9a4
SHA512bab68eb9c2e5ce4be69eb061295e576391a864db76b10beba23ce6f2b005d7592744fe69660441312e3ebf5cbdadd73b5c20cfbe0bf4aa0b262b92f21d0e6496
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Filesize
175KB
MD59df7c64faa1c3837b5996b8c1ccb00c3
SHA1d5d7bea0105c4e3b74c1d444c1a820d8e9316100
SHA256aa5a60c6c34b03004bd3fe4c51c581aa27902e3e914300ce896b021605f769e2
SHA512adb0d5fdeaa5caef37a13e64be0796af4a0a1529d5644c3748fcf2d2e55d77969b567d56a0f5cf4ab5edb4fc34cb061ecc68298ae19ffdd28b195dd1f03e5ebe
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Filesize
175KB
MD59df7c64faa1c3837b5996b8c1ccb00c3
SHA1d5d7bea0105c4e3b74c1d444c1a820d8e9316100
SHA256aa5a60c6c34b03004bd3fe4c51c581aa27902e3e914300ce896b021605f769e2
SHA512adb0d5fdeaa5caef37a13e64be0796af4a0a1529d5644c3748fcf2d2e55d77969b567d56a0f5cf4ab5edb4fc34cb061ecc68298ae19ffdd28b195dd1f03e5ebe
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Filesize
277KB
MD54b7343af4eea32e9c22796d7aa1829c4
SHA1dbcb3132ba9fd634d5be05d9dfaeb33ff555b9a6
SHA2567b6c87909ccba75640d4c3564e2919760f6e9bdb937cecb6b2f4a47dcf3ae277
SHA512fef275bd61883bd03cf0e2b484ae11e081973a45990fd44e2c04895b330d2c89757ce40817e00be74d0050053eb844b61f43cbb59d67eda5bac10cfdc1cdc82d
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Filesize
277KB
MD54b7343af4eea32e9c22796d7aa1829c4
SHA1dbcb3132ba9fd634d5be05d9dfaeb33ff555b9a6
SHA2567b6c87909ccba75640d4c3564e2919760f6e9bdb937cecb6b2f4a47dcf3ae277
SHA512fef275bd61883bd03cf0e2b484ae11e081973a45990fd44e2c04895b330d2c89757ce40817e00be74d0050053eb844b61f43cbb59d67eda5bac10cfdc1cdc82d
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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
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
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Filesize
89KB
MD543762ddccb9db44ea9914e448ba3e43e
SHA187e5766061740cf4a570133af6108399a11dbd1b
SHA256459b0a16d82e7150ad3fa2cbc740a2b6a33606894669f5febe5d15c20b4cc0ef
SHA512ea0ef8d32c3776baf2e1bd2456797d64ff8214810af41b3a59ee649ecd67e1fffeebe2f4b21c4e2671909a2d1ab8071d8eac261c4233662a686a575c1145d651