Analysis
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max time kernel
157s -
max time network
162s -
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, 11:46
Static task
static1
Behavioral task
behavioral1
Sample
76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe
Resource
win10v2004-20230703-en
General
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Target
76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe
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Size
5.8MB
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MD5
27a367e64aef65250239a768b429d34e
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SHA1
882f6d67574116348ac96b8a68e5fd0934f86a12
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SHA256
76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8
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SHA512
80aed76154784b6cdae4d81696aafd6544dd74eaddbac97ef8135e879d5bc1c2ef3973d07e41e2a2d4c187e24e31a12107a387d72e7580615feb7df25d24e296
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SSDEEP
98304:AqVQ4tml/iUm4XHb8vFtYkQUrSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDvrSpru+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/1948-13215-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet behavioral2/memory/1948-13218-0x0000000000400000-0x000000000051F000-memory.dmp unk_chinese_botnet -
Executes dropped EXE 1 IoCs
pid Process 1948 GameLoadep.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Terms.exe = "C:\\Windows\\GameLoadep.exe" GameLoadep.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
pid Process 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe 1948 GameLoadep.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\GameLoadep.exe 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.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 1948 GameLoadep.exe 1948 GameLoadep.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3712 wrote to memory of 1948 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe 82 PID 3712 wrote to memory of 1948 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe 82 PID 3712 wrote to memory of 1948 3712 76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe"C:\Users\Admin\AppData\Local\Temp\76cf960f8f6b804c27f0de49fd534dcf75c266d5b1db41c26f59794b469dc4a8.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3712 -
C:\Windows\GameLoadep.exeC:\Windows\GameLoadep.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1948
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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