Analysis
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max time kernel
150s -
max time network
151s -
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 11:37
Static task
static1
Behavioral task
behavioral1
Sample
e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe
Resource
win10v2004-20230703-en
General
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Target
e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe
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Size
5.8MB
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MD5
3d44528e2d3c0384e98d1e97ffaf819a
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SHA1
51d7fc29e685708839d30611489ce2e9022949eb
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SHA256
e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8
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SHA512
2ab6df1e78f3c42d30745286e19bf8f559a97677bc1d7d53337e3c9418fc489d6df109376df2f320718d2b72fb0be5c71218eb2d31f47c9d8b98300245eaf9c7
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SSDEEP
98304:AqVQ4tml/iUm4XHb8vFtYkQBrSz9rAmLJHORm6UJamI3LeojzZARZpkAdcc6IjWF:/J+jX7oDqrSpru+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/1384-13215-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet behavioral2/memory/1384-13218-0x0000000000400000-0x000000000051F000-memory.dmp unk_chinese_botnet -
Executes dropped EXE 1 IoCs
pid Process 1384 GameLoadep.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Terms.exe = "C:\\Windows\\GameLoadep.exe" GameLoadep.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
pid Process 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe 1384 GameLoadep.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\GameLoadep.exe e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.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 1384 GameLoadep.exe 1384 GameLoadep.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3312 wrote to memory of 1384 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe 81 PID 3312 wrote to memory of 1384 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe 81 PID 3312 wrote to memory of 1384 3312 e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe"C:\Users\Admin\AppData\Local\Temp\e66af925847f8d944290b151b96890967dee344edff64e20c97c10b566edfee8.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\GameLoadep.exeC:\Windows\GameLoadep.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1384
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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