Analysis
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max time kernel
80s -
max time network
99s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
22-07-2021 08:04
Static task
static1
Behavioral task
behavioral1
Sample
c358fccdefea503eef6a283d59b8a153.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
c358fccdefea503eef6a283d59b8a153.exe
Resource
win10v20210410
General
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Target
c358fccdefea503eef6a283d59b8a153.exe
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Size
1.1MB
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MD5
c358fccdefea503eef6a283d59b8a153
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SHA1
6de2695919e9da1ef37486989953edcf3dcdaf1a
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SHA256
1033608024fd29faf3d43c466bc7fcfa70eed6c3e907ee57a85ad54cc2853692
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SHA512
296059825f9876a2784b853f5848e5a8643e759e20a77adcfc8565287ae529cc8dcbb13fbc9cb7bf3972f29cc656949025d48ccde734202893fc78a8a210e736
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 3 816 rundll32.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 816 rundll32.exe -
Drops file in Program Files directory 1 IoCs
Processes:
rundll32.exedescription ioc process File created C:\PROGRA~3\Jvgzbfh.tmp rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
c358fccdefea503eef6a283d59b8a153.exedescription pid process target process PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe PID 2008 wrote to memory of 816 2008 c358fccdefea503eef6a283d59b8a153.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c358fccdefea503eef6a283d59b8a153.exe"C:\Users\Admin\AppData\Local\Temp\c358fccdefea503eef6a283d59b8a153.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\C358FC~1.TMP,S C:\Users\Admin\AppData\Local\Temp\C358FC~1.EXE2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\C358FC~1.TMPMD5
1ddfa72f45fdb4f55b72a787e0e89136
SHA152d160ed64c0f9c9b10cdaf413488e675a0dac4e
SHA2561943321128622c30f2c8a0f49b770f548ca9a6ca59afa9b37d2a2f3e6e808bfb
SHA51283b22fba8d87fac5340722aff91923cd9ac2556e55d1902b011a337cd90dae3fb010c526470e1b4ec630903b0f49256a43a30d81182e9a70d598e9a29c2f3f30
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\Users\Admin\AppData\Local\Temp\C358FC~1.TMPMD5
1ddfa72f45fdb4f55b72a787e0e89136
SHA152d160ed64c0f9c9b10cdaf413488e675a0dac4e
SHA2561943321128622c30f2c8a0f49b770f548ca9a6ca59afa9b37d2a2f3e6e808bfb
SHA51283b22fba8d87fac5340722aff91923cd9ac2556e55d1902b011a337cd90dae3fb010c526470e1b4ec630903b0f49256a43a30d81182e9a70d598e9a29c2f3f30
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memory/816-62-0x0000000000000000-mapping.dmp
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memory/816-66-0x0000000001D80000-0x0000000001EDC000-memory.dmpFilesize
1.4MB
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memory/2008-60-0x0000000004590000-0x000000000468E000-memory.dmpFilesize
1016KB
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memory/2008-61-0x00000000765F1000-0x00000000765F3000-memory.dmpFilesize
8KB
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memory/2008-67-0x0000000000400000-0x0000000002C5C000-memory.dmpFilesize
40.4MB