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Analysis
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max time kernel
43s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 00:33
Static task
static1
Behavioral task
behavioral1
Sample
e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe
Resource
win10v2004-20221111-en
General
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Target
e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe
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Size
240KB
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MD5
35b4cdae7e5ce5e6e85043974a2a2565
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SHA1
e7111d730cc3e2bd576139a1b8d73408e55212cf
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SHA256
e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107
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SHA512
3aad831de935dcf2083b3f2fceee8f622961aa6000397954b404484cf511da7c02e3e459befa2825b282f6781c39375ae58aad30e9f0b14ca785996d80046a21
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SSDEEP
3072:TNf3wRqQxKvxnsRcaCL+1TwiHOgk1pHpPZkUjWVzplL9a6OSwTukdDXkxe86K:pPeyxTQOgIPZk1VzplL9a6FwTBdD6L6K
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" tazebama.dl_ -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tazebama.dl_ -
Executes dropped EXE 1 IoCs
pid Process 1284 tazebama.dl_ -
Loads dropped DLL 3 IoCs
pid Process 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\software\Wow6432Node\Microsoft\Windows\CurrentVersion\run tazebama.dl_ -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\J: tazebama.dl_ File opened (read-only) \??\L: tazebama.dl_ File opened (read-only) \??\K: tazebama.dl_ File opened (read-only) \??\M: tazebama.dl_ File opened (read-only) \??\G: tazebama.dl_ File opened (read-only) \??\V: tazebama.dl_ File opened (read-only) \??\U: tazebama.dl_ File opened (read-only) \??\S: tazebama.dl_ File opened (read-only) \??\R: tazebama.dl_ File opened (read-only) \??\Q: tazebama.dl_ File opened (read-only) \??\O: tazebama.dl_ File opened (read-only) \??\H: tazebama.dl_ File opened (read-only) \??\X: tazebama.dl_ File opened (read-only) \??\W: tazebama.dl_ File opened (read-only) \??\T: tazebama.dl_ File opened (read-only) \??\P: tazebama.dl_ File opened (read-only) \??\N: tazebama.dl_ File opened (read-only) \??\I: tazebama.dl_ File opened (read-only) \??\F: tazebama.dl_ File opened (read-only) \??\E: tazebama.dl_ File opened (read-only) \??\Z: tazebama.dl_ File opened (read-only) \??\Y: tazebama.dl_ -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf tazebama.dl_ File opened for modification C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf tazebama.dl_ -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\EXCEL.EXE tazebama.dl_ -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1284 tazebama.dl_ -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1720 wrote to memory of 1284 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 27 PID 1720 wrote to memory of 1284 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 27 PID 1720 wrote to memory of 1284 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 27 PID 1720 wrote to memory of 1284 1720 e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe"C:\Users\Admin\AppData\Local\Temp\e233a24ce8ae4b40a6886f53b00a9a973f076be212443be0d090d0a8d25a0107.exe"1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Documents and Settings\tazebama.dl_"C:\Documents and Settings\tazebama.dl_"2⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
PID:1284
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
151KB
MD51f5008049a65015c2838acb64cbd2e96
SHA1fe5ee32fbe536fb86f2a6ade047c5bc4b24f9f1c
SHA2561b9275491e7a4fc5a2c846c28df15d3d88a649fd8892017359c07e6f5c9919ea
SHA512511ee68ce8c603e739cb90f645925afd1a4d2cc0a7e646d59a95810a429b63be509e35bbadfc836090c1a80d72eb3443317a66b13191a0b847a910656f876784
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Filesize
151KB
MD51f5008049a65015c2838acb64cbd2e96
SHA1fe5ee32fbe536fb86f2a6ade047c5bc4b24f9f1c
SHA2561b9275491e7a4fc5a2c846c28df15d3d88a649fd8892017359c07e6f5c9919ea
SHA512511ee68ce8c603e739cb90f645925afd1a4d2cc0a7e646d59a95810a429b63be509e35bbadfc836090c1a80d72eb3443317a66b13191a0b847a910656f876784
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Filesize
151KB
MD51f5008049a65015c2838acb64cbd2e96
SHA1fe5ee32fbe536fb86f2a6ade047c5bc4b24f9f1c
SHA2561b9275491e7a4fc5a2c846c28df15d3d88a649fd8892017359c07e6f5c9919ea
SHA512511ee68ce8c603e739cb90f645925afd1a4d2cc0a7e646d59a95810a429b63be509e35bbadfc836090c1a80d72eb3443317a66b13191a0b847a910656f876784
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Filesize
151KB
MD51f5008049a65015c2838acb64cbd2e96
SHA1fe5ee32fbe536fb86f2a6ade047c5bc4b24f9f1c
SHA2561b9275491e7a4fc5a2c846c28df15d3d88a649fd8892017359c07e6f5c9919ea
SHA512511ee68ce8c603e739cb90f645925afd1a4d2cc0a7e646d59a95810a429b63be509e35bbadfc836090c1a80d72eb3443317a66b13191a0b847a910656f876784
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Filesize
32KB
MD5b6a03576e595afacb37ada2f1d5a0529
SHA1d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8
SHA2561707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad
SHA512181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c