Analysis
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max time kernel
129s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-06-2024 07:32
Behavioral task
behavioral1
Sample
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe
Resource
win10v2004-20240508-en
General
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Target
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe
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Size
3.5MB
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MD5
395161331ce991c86036338cd9bce3ed
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SHA1
4a6be0d34004a764cd95d4a201c6d9067b366c66
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SHA256
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b
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SHA512
7c6cbaca73d4abeb5f700814c4c87a45e81eb63e759b0f8e95a5c8dbc3b5a1233618f0db7c074a07c5060f1a1f7954d529229c8371567b6c2a201c223e87e0bf
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SSDEEP
49152:bEjEamQb2OguN8Dfk5JEG14wv2QwnN4iTapOcaPKfjtD8cEOxeuxzS2hPV5T1gWT:bEjlmQbfgSgwvSnN4iVJuh0xzr+IIq6
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exepid process 2492 609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exedescription ioc process File opened (read-only) \??\F: 609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exedescription ioc process File opened for modification \??\PhysicalDrive0 609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exepid process 2492 609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe"C:\Users\Admin\AppData\Local\Temp\609c19fd3ef2e33446f268f538a12e5f88d6b0169aaaf7075405036874e3149b.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dllFilesize
74KB
MD52814acbd607ba47bdbcdf6ac3076ee95
SHA150ab892071bed2bb2365ca1d4bf5594e71c6b13b
SHA2565904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67
SHA51234c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498
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memory/2492-4-0x00000000005F0000-0x00000000005FA000-memory.dmpFilesize
40KB
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memory/2492-5-0x00000000005F0000-0x00000000005FA000-memory.dmpFilesize
40KB
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memory/2492-10-0x00000000005F0000-0x00000000005FA000-memory.dmpFilesize
40KB
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memory/2492-11-0x00000000005F0000-0x00000000005FA000-memory.dmpFilesize
40KB