Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 03:34
Behavioral task
behavioral1
Sample
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe
Resource
win10v2004-20240508-en
General
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Target
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe
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Size
3.5MB
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MD5
04fd12b4e1e493fe61d639cda9620e5b
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SHA1
729a6e31398ea7eb8b6ed1a881c7667425a6e18d
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SHA256
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f
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SHA512
2443cca3bfc1cdb4f24a253d1cde8f3443bf743c921e19bfa57ec283e94381530631297b36fcf197af4e9bfbfee4e8f9ef789d29b2011bfdf3a5c66915e59096
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SSDEEP
49152:NEjEamQb2OguN8Dfk5JEG14wv2QwnN4iTapOcaPKfjtD8cEOxeuxzS2hPV5T1gWn:NEjlmQbfgSgwvSnN4iVJuF0xfreseqc
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exepid process 2012 7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exedescription ioc process File opened (read-only) \??\F: 7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.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:
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exedescription ioc process File opened for modification \??\PhysicalDrive0 7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exepid process 2012 7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe"C:\Users\Admin\AppData\Local\Temp\7b425ba154e29a76a235369f8e1b70f33f5d48f317e9c53b743cbfe5e1858a6f.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
PID:2012
Network
MITRE ATT&CK Enterprise v15
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/2012-9-0x0000000000270000-0x000000000027A000-memory.dmpFilesize
40KB
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memory/2012-8-0x0000000000270000-0x000000000027A000-memory.dmpFilesize
40KB
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memory/2012-11-0x0000000000270000-0x000000000027A000-memory.dmpFilesize
40KB
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memory/2012-10-0x0000000000270000-0x000000000027A000-memory.dmpFilesize
40KB