Analysis
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max time kernel
141s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
19-09-2023 16:04
Behavioral task
behavioral1
Sample
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe
Resource
win7-20230831-en
General
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Target
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe
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Size
2.5MB
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MD5
c73567c9249f5b69ccd24af986f8b9b7
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SHA1
a8d2985b83a39e73e3d9da3562e5b9c267e04876
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SHA256
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64
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SHA512
7ba4280dddfa85926a3c5c37aa4c1f01cb7779031a0e09f2e08a38f1797896de21c58b96304b4e95ef358eeaed63ea9bc9adf28f41e8b044fb9e360385bebd83
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SSDEEP
49152:Jj7mXK4zLmlwfnvpHy55J6w+vd4cmhqn4Bz4NMjXvzzysjNMYCdrNkGfg:JjpfwvhQ6w+vdvqpgCSsuBbrfg
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
geek64.exepid process 2324 geek64.exe 1272 -
Loads dropped DLL 1 IoCs
Processes:
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exepid process 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Processes:
resource yara_rule behavioral1/memory/2356-0-0x0000000000400000-0x0000000000AE3000-memory.dmp upx behavioral1/memory/2356-7-0x0000000000400000-0x0000000000AE3000-memory.dmp upx -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Windows directory 2 IoCs
Processes:
geek64.exedescription ioc process File opened for modification C:\Windows\Installer\{AC76BA86-7AD7-1033-7B44-A90000000001}\SC_Reader.exe geek64.exe File opened for modification C:\Windows\Installer\{90140000-002A-0000-1000-0000000FF1CE}\ShellUI.MST geek64.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exegeek64.exepid process 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe 2324 geek64.exe 2324 geek64.exe 2324 geek64.exe 2324 geek64.exe 2324 geek64.exe 2324 geek64.exe 2324 geek64.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exedescription pid process target process PID 2356 wrote to memory of 2324 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe geek64.exe PID 2356 wrote to memory of 2324 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe geek64.exe PID 2356 wrote to memory of 2324 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe geek64.exe PID 2356 wrote to memory of 2324 2356 d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe geek64.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe"C:\Users\Admin\AppData\Local\Temp\d324a87e78f9b217353eece75552acf62e2e50624102f231156b4077a7527e64.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Users\Admin\AppData\Local\Temp\geek64.exeC:\Users\Admin\AppData\Local\Temp\geek64.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:2324
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.7MB
MD5d044e976eef263ca77366509ebb80970
SHA1605c1a3fa0bb16cfbd02e46f6c60175ad96038da
SHA256f1296c5461170bc0b35a862a9a6a9d1584eb56565c50cbb2676a2efa2307efcc
SHA512addd528c41d4373660a372e8190763e8ae41e0524168cd20e0ce390de28aac297ace8fe8aab2e065093ea1ffe2fb70c4bc19f2bb74faadf4abf67a9d30b04bd1
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Filesize
3.7MB
MD5d044e976eef263ca77366509ebb80970
SHA1605c1a3fa0bb16cfbd02e46f6c60175ad96038da
SHA256f1296c5461170bc0b35a862a9a6a9d1584eb56565c50cbb2676a2efa2307efcc
SHA512addd528c41d4373660a372e8190763e8ae41e0524168cd20e0ce390de28aac297ace8fe8aab2e065093ea1ffe2fb70c4bc19f2bb74faadf4abf67a9d30b04bd1
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Filesize
3.7MB
MD5d044e976eef263ca77366509ebb80970
SHA1605c1a3fa0bb16cfbd02e46f6c60175ad96038da
SHA256f1296c5461170bc0b35a862a9a6a9d1584eb56565c50cbb2676a2efa2307efcc
SHA512addd528c41d4373660a372e8190763e8ae41e0524168cd20e0ce390de28aac297ace8fe8aab2e065093ea1ffe2fb70c4bc19f2bb74faadf4abf67a9d30b04bd1