Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
21-02-2024 03:33
Static task
static1
Behavioral task
behavioral1
Sample
00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe
Resource
win10v2004-20231215-en
General
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Target
00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe
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Size
2.2MB
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MD5
82b2ebed9a4d0962358012a733c2d909
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SHA1
0bf69b490bfe8844e801fcae9fc421902e3417e2
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SHA256
00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a
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SHA512
fed5c3e96f4d9f4f941abffe7e5d903ea14f643d3b6633b03e9c03c2d3eea0f0816ee62780909272e126ef9a547949da8de782677c29c49624d8c18f50a19d3b
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SSDEEP
24576:639JAzt6kbWus4yR5hWoms4ViSbnTcKFidsxI574AsbBeS:8yGhF4ViSHfiKymz
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 1 IoCs
resource yara_rule behavioral1/memory/2368-9-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet -
Executes dropped EXE 1 IoCs
pid Process 2368 svchost.exe -
Loads dropped DLL 2 IoCs
pid Process 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe -
resource yara_rule behavioral1/memory/2516-12-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-15-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-16-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-14-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-17-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-18-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-20-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-22-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-24-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-27-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-29-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-33-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-31-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-37-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-35-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-39-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-41-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-43-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-45-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-47-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-49-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-52-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-54-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-56-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-58-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-60-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/2516-61-0x0000000010000000-0x000000001003E000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Windows\\Cmusmmw.exe" svchost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Cmusmmw.exe svchost.exe File created C:\Windows\Cmusmmw.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2368 svchost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 2368 svchost.exe 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2516 wrote to memory of 2368 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 28 PID 2516 wrote to memory of 2368 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 28 PID 2516 wrote to memory of 2368 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 28 PID 2516 wrote to memory of 2368 2516 00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe"C:\Users\Admin\AppData\Local\Temp\00e2983cb1a272d14b5fd0cb02e2af46110ccead73211c4322169017f3350c4a.exe"1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2368
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.0MB
MD549a6afbdd4aa652c639a5911ded0c4d4
SHA13588490289ae4a277a190f1d55689386947784b3
SHA25634bd03b21654a4432c26f912c4fb0df571d01cefd08a0be295e7fe514bb89eec
SHA512518dd89117d139e6866d8011c2f05dbbe678b9e616180d405464977209e542dc8e78a3513873cad1c76b20c11321c788ebf3c2c59787a8c0d0dc798a765c5494
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Filesize
165KB
MD5302421afec084f2f84fc32bf2ffe989a
SHA1cf61d4b160df5c3716a775a1429a8c6cae49c33d
SHA256a8fdf5436ae848e87a213dd329265891dfce0cedca9414552e5e32eb4092ce8e
SHA512f649f215e8ec5bc9d9769f049b0969f96756b92bc1afb59cd7bff53c168bce4ed0c467665201f1d0978e97a7a82f3667f5985a1607a260cfc155498c408351f9