Analysis
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max time kernel
233s -
max time network
315s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
06/05/2023, 21:06
Static task
static1
Behavioral task
behavioral1
Sample
2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe
Resource
win10v2004-20230221-en
General
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Target
2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe
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Size
611KB
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MD5
40fef9db85c4bd9941905113d17220f1
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SHA1
fb9d798950b09ed313821731ec6e3af30600df3d
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SHA256
2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856
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SHA512
f82468c24cd16a837757b36c2a383b4f13680356a1a05f69086fde867775a485f508a43aa59fa92dd8e9b8daf4d38ca81159860c2a8050c0e1dbbbcad0d7c523
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SSDEEP
12288:Ny90C4nGTNMqnPYEDGCI0fbfkz6uyTfmpYn8w19+iWpC:NyjaGTBP5GC7bfq6uyTfmen7H+m
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 3084 st141334.exe 3548 36328205.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe 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\\\"" 2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce st141334.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\\\"" st141334.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 224 wrote to memory of 3084 224 2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe 81 PID 224 wrote to memory of 3084 224 2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe 81 PID 224 wrote to memory of 3084 224 2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe 81 PID 3084 wrote to memory of 3548 3084 st141334.exe 82 PID 3084 wrote to memory of 3548 3084 st141334.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe"C:\Users\Admin\AppData\Local\Temp\2ab0367d10313392bce08b726fb68f8e6f313abcef6d805b66b42228220ec856.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st141334.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st141334.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3084 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\36328205.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\36328205.exe3⤵
- Executes dropped EXE
PID:3548
-
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
457KB
MD54b82536260cc102ca773aa71fe66a4eb
SHA14eae7adb37d7a9d1a5e63bac384d2c4fb6e3d011
SHA256c6610b821638ada16fa9f8a760dbd63eae51320cb84a3495c85282c9628f1806
SHA5127f8e27e7dc51b1ee0258de6455570c857d43d9b7ac2876090525a9b4296f7df8701c5bbea77d67d4fe0bc8c7a992a09d04b61ce94a89e245bf537732cc0a4876
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Filesize
457KB
MD54b82536260cc102ca773aa71fe66a4eb
SHA14eae7adb37d7a9d1a5e63bac384d2c4fb6e3d011
SHA256c6610b821638ada16fa9f8a760dbd63eae51320cb84a3495c85282c9628f1806
SHA5127f8e27e7dc51b1ee0258de6455570c857d43d9b7ac2876090525a9b4296f7df8701c5bbea77d67d4fe0bc8c7a992a09d04b61ce94a89e245bf537732cc0a4876
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91