Analysis
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max time kernel
182s -
max time network
261s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
28/08/2023, 04:41
Behavioral task
behavioral1
Sample
l7765566.exe
Resource
win7-20230712-en
General
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Target
l7765566.exe
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Size
320KB
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MD5
ea3178f7a3308e2974dd63928e810a40
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SHA1
eb164d40a1420f618e1166e730e25146bf6834e5
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SHA256
761cf1c7d75bdbf6bd70b67eb8ebe01d506d0fe9065a1b1d839332bf6192a2bc
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SHA512
389dd8fdc051d72bfe1ec9e3cbf26992f8257050880457cae2cddba703c6ddfdd9e990800e30dd321b5643800f8def2478a9b2f10f39ea1be13646262b5cffe4
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SSDEEP
6144:SR9eh569+UR6P3zIwkp4p2k/DPaZHwc3eoe6u17MgAOIMs8Bq:Sfm5BB7kpi2k/ae6u17pa8Bq
Malware Config
Extracted
amadey
3.87
77.91.68.18/nice/index.php
Signatures
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Executes dropped EXE 3 IoCs
pid Process 968 saves.exe 5072 saves.exe 1472 saves.exe -
Loads dropped DLL 1 IoCs
pid Process 1588 rundll32.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 2840 schtasks.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 384 wrote to memory of 968 384 l7765566.exe 70 PID 384 wrote to memory of 968 384 l7765566.exe 70 PID 384 wrote to memory of 968 384 l7765566.exe 70 PID 968 wrote to memory of 2840 968 saves.exe 71 PID 968 wrote to memory of 2840 968 saves.exe 71 PID 968 wrote to memory of 2840 968 saves.exe 71 PID 968 wrote to memory of 4444 968 saves.exe 73 PID 968 wrote to memory of 4444 968 saves.exe 73 PID 968 wrote to memory of 4444 968 saves.exe 73 PID 4444 wrote to memory of 3896 4444 cmd.exe 75 PID 4444 wrote to memory of 3896 4444 cmd.exe 75 PID 4444 wrote to memory of 3896 4444 cmd.exe 75 PID 4444 wrote to memory of 2736 4444 cmd.exe 76 PID 4444 wrote to memory of 2736 4444 cmd.exe 76 PID 4444 wrote to memory of 2736 4444 cmd.exe 76 PID 4444 wrote to memory of 1296 4444 cmd.exe 77 PID 4444 wrote to memory of 1296 4444 cmd.exe 77 PID 4444 wrote to memory of 1296 4444 cmd.exe 77 PID 4444 wrote to memory of 2168 4444 cmd.exe 79 PID 4444 wrote to memory of 2168 4444 cmd.exe 79 PID 4444 wrote to memory of 2168 4444 cmd.exe 79 PID 4444 wrote to memory of 4596 4444 cmd.exe 78 PID 4444 wrote to memory of 4596 4444 cmd.exe 78 PID 4444 wrote to memory of 4596 4444 cmd.exe 78 PID 4444 wrote to memory of 1152 4444 cmd.exe 80 PID 4444 wrote to memory of 1152 4444 cmd.exe 80 PID 4444 wrote to memory of 1152 4444 cmd.exe 80 PID 968 wrote to memory of 1588 968 saves.exe 82 PID 968 wrote to memory of 1588 968 saves.exe 82 PID 968 wrote to memory of 1588 968 saves.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\l7765566.exe"C:\Users\Admin\AppData\Local\Temp\l7765566.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:384 -
C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F3⤵
- Creates scheduled task(s)
PID:2840
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit3⤵
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:3896
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C:\Windows\SysWOW64\cacls.exeCACLS "saves.exe" /P "Admin:N"4⤵PID:2736
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C:\Windows\SysWOW64\cacls.exeCACLS "saves.exe" /P "Admin:R" /E4⤵PID:1296
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C:\Windows\SysWOW64\cacls.exeCACLS "..\b40d11255d" /P "Admin:N"4⤵PID:4596
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:2168
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C:\Windows\SysWOW64\cacls.exeCACLS "..\b40d11255d" /P "Admin:R" /E4⤵PID:1152
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main3⤵
- Loads dropped DLL
PID:1588
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C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exeC:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe1⤵
- Executes dropped EXE
PID:5072
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C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exeC:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe1⤵
- Executes dropped EXE
PID:1472
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320KB
MD5ea3178f7a3308e2974dd63928e810a40
SHA1eb164d40a1420f618e1166e730e25146bf6834e5
SHA256761cf1c7d75bdbf6bd70b67eb8ebe01d506d0fe9065a1b1d839332bf6192a2bc
SHA512389dd8fdc051d72bfe1ec9e3cbf26992f8257050880457cae2cddba703c6ddfdd9e990800e30dd321b5643800f8def2478a9b2f10f39ea1be13646262b5cffe4
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Filesize
320KB
MD5ea3178f7a3308e2974dd63928e810a40
SHA1eb164d40a1420f618e1166e730e25146bf6834e5
SHA256761cf1c7d75bdbf6bd70b67eb8ebe01d506d0fe9065a1b1d839332bf6192a2bc
SHA512389dd8fdc051d72bfe1ec9e3cbf26992f8257050880457cae2cddba703c6ddfdd9e990800e30dd321b5643800f8def2478a9b2f10f39ea1be13646262b5cffe4
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Filesize
320KB
MD5ea3178f7a3308e2974dd63928e810a40
SHA1eb164d40a1420f618e1166e730e25146bf6834e5
SHA256761cf1c7d75bdbf6bd70b67eb8ebe01d506d0fe9065a1b1d839332bf6192a2bc
SHA512389dd8fdc051d72bfe1ec9e3cbf26992f8257050880457cae2cddba703c6ddfdd9e990800e30dd321b5643800f8def2478a9b2f10f39ea1be13646262b5cffe4
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Filesize
320KB
MD5ea3178f7a3308e2974dd63928e810a40
SHA1eb164d40a1420f618e1166e730e25146bf6834e5
SHA256761cf1c7d75bdbf6bd70b67eb8ebe01d506d0fe9065a1b1d839332bf6192a2bc
SHA512389dd8fdc051d72bfe1ec9e3cbf26992f8257050880457cae2cddba703c6ddfdd9e990800e30dd321b5643800f8def2478a9b2f10f39ea1be13646262b5cffe4
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Filesize
89KB
MD55bc0153d2973241b72a38c51a2f72116
SHA1cd9c689663557452631d9f8ff609208b01884a32
SHA25668ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554
SHA5122eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b
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Filesize
89KB
MD55bc0153d2973241b72a38c51a2f72116
SHA1cd9c689663557452631d9f8ff609208b01884a32
SHA25668ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554
SHA5122eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b
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Filesize
273B
MD5374bfdcfcf19f4edfe949022092848d2
SHA1df5ee40497e98efcfba30012452d433373d287d4
SHA256224a123b69af5a3ab0553e334f6c70846c650597a63f6336c9420bbe8f00571f
SHA512bc66dd6e675942a8b8cd776b0813d4b182091e45bfa7734b3818f58c83d04f81f0599a27625ff345d393959b8dbe478d8f1ed33d49f9bcee052c986c8665b8d7
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Filesize
89KB
MD55bc0153d2973241b72a38c51a2f72116
SHA1cd9c689663557452631d9f8ff609208b01884a32
SHA25668ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554
SHA5122eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b