Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
10-08-2023 11:32
Static task
static1
Behavioral task
behavioral1
Sample
f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe
Resource
win10v2004-20230703-en
General
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Target
f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe
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Size
5.8MB
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MD5
16a2507de605b6a55d68ef1d376d1a9d
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SHA1
6f4514a456804ffc7f3edf3d6b72059df95201b1
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SHA256
f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab
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SHA512
facf23c25431b03aa615a8330e1978ec1ac4568ff7e21867b6bb09ad777a369fed97bb29a7277c449e5ca3183aff9ed83e252b23c5e5aa6f95712dab505339b1
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SSDEEP
98304:AqVQ4tml/iUm4XHb8vFtYkQ1rSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDCrSpru+W3KMZkvdagNXhJs0I
Malware Config
Signatures
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Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
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Chinese Botnet payload 2 IoCs
resource yara_rule behavioral2/memory/2864-13216-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet behavioral2/memory/2864-13219-0x0000000000400000-0x000000000051F000-memory.dmp unk_chinese_botnet -
Executes dropped EXE 1 IoCs
pid Process 2864 GameLoadep.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Terms.exe = "C:\\Windows\\GameLoadep.exe" GameLoadep.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
pid Process 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe 2864 GameLoadep.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\GameLoadep.exe f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2864 GameLoadep.exe 2864 GameLoadep.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2544 wrote to memory of 2864 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe 80 PID 2544 wrote to memory of 2864 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe 80 PID 2544 wrote to memory of 2864 2544 f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe"C:\Users\Admin\AppData\Local\Temp\f7645bad6a4c17d537b1a4e2f87bb08b3aa96641aa3252c190a1dae69ee411ab.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\GameLoadep.exeC:\Windows\GameLoadep.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2864
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
864KB
MD5645a7e5dc4adc68141447b01cb9cec49
SHA12f83beeb3031aa238c8eba4ae04398ff38274780
SHA25676931bce0663f68f95a46414d389042181c690749eed44cb09aae325a0b9ef17
SHA512fdf56fcacc1b43c94bd2811ad3926706f7382fc1d3e20c58b050cf254019c3b6226d0ffa8d4ba6aec259d3a99cb63d06d02156dd6dabab59b91418ba462885de
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Filesize
864KB
MD5645a7e5dc4adc68141447b01cb9cec49
SHA12f83beeb3031aa238c8eba4ae04398ff38274780
SHA25676931bce0663f68f95a46414d389042181c690749eed44cb09aae325a0b9ef17
SHA512fdf56fcacc1b43c94bd2811ad3926706f7382fc1d3e20c58b050cf254019c3b6226d0ffa8d4ba6aec259d3a99cb63d06d02156dd6dabab59b91418ba462885de