Analysis
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max time kernel
1072s -
max time network
360s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
23-07-2021 15:23
Static task
static1
Behavioral task
behavioral1
Sample
Orden.xls
Resource
win7v20210410
Behavioral task
behavioral2
Sample
Orden.xls
Resource
win10v20210408
General
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Target
Orden.xls
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Size
180KB
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MD5
6d40106f6254a4709fbc5ee82359a1b2
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SHA1
e1df7baf5d39a82ebb0fb0956d554ff4ea96a44a
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SHA256
2254889b715d357090efc3da8dfa5ed6407611605825038f9e1a9a3d949ae013
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SHA512
3b17c41a6f0769e43db9e2681975aa48421bf70b7c0a19177952a9c1de360b68d330df0e7222404d1af3f6defdd35f65ff7da5f94177f25bba9194c313059d14
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
PJIFONY.exepid process 2200 PJIFONY.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 632 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 16 IoCs
Processes:
EXCEL.EXEPJIFONY.exepid process 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 632 EXCEL.EXE 2200 PJIFONY.exe 632 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 632 wrote to memory of 2200 632 EXCEL.EXE PJIFONY.exe PID 632 wrote to memory of 2200 632 EXCEL.EXE PJIFONY.exe PID 632 wrote to memory of 2200 632 EXCEL.EXE PJIFONY.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Orden.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PJIFONY.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PJIFONY.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PJIFONY.exeMD5
8ff85d12eff7c5ab365a1feccd45513b
SHA12c0cf4adfe283e55a8c409367f396a84101defa3
SHA2561fbf984271ffa5cf79c2e5e9be8d40198d2c6619ce96899844a9d4ab2ef5bffa
SHA51295d7a49e2ce948160fd1f43e8448ab2c5255cf06aff0b63f54847354286dba1fc767fa673912838448dc348d590f1c1d25441a84b00733db22bda8c45fb68eb6
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PJIFONY.exeMD5
8ff85d12eff7c5ab365a1feccd45513b
SHA12c0cf4adfe283e55a8c409367f396a84101defa3
SHA2561fbf984271ffa5cf79c2e5e9be8d40198d2c6619ce96899844a9d4ab2ef5bffa
SHA51295d7a49e2ce948160fd1f43e8448ab2c5255cf06aff0b63f54847354286dba1fc767fa673912838448dc348d590f1c1d25441a84b00733db22bda8c45fb68eb6
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memory/632-114-0x00007FF6C1CE0000-0x00007FF6C5296000-memory.dmpFilesize
53.7MB
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memory/632-115-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmpFilesize
64KB
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memory/632-116-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmpFilesize
64KB
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memory/632-117-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmpFilesize
64KB
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memory/632-118-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmpFilesize
64KB
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memory/632-121-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmpFilesize
64KB
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memory/632-122-0x00007FFAE52A0000-0x00007FFAE638E000-memory.dmpFilesize
16.9MB
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memory/632-123-0x00007FFAE33A0000-0x00007FFAE5295000-memory.dmpFilesize
31.0MB
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memory/2200-274-0x0000000000000000-mapping.dmp
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memory/2200-279-0x0000000002A00000-0x0000000002A2A000-memory.dmpFilesize
168KB