Analysis
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max time kernel
149s -
max time network
142s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
30-09-2021 15:05
Static task
static1
Behavioral task
behavioral1
Sample
Payment_Swift 20210930.doc
Resource
win7v20210408
Behavioral task
behavioral2
Sample
Payment_Swift 20210930.doc
Resource
win10v20210408
General
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Target
Payment_Swift 20210930.doc
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Size
271KB
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MD5
28baa3fb9c80b7604bbc81962e5414b3
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SHA1
6b61e6dc6eeeab42d9665659e3bc353bb913716d
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SHA256
39c889d91c4bc0fe97e2c565d3a0e103372ba15f988872d049b9277473a87e24
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SHA512
cb6cbe0e8be6e36dabd18613857f34b1b30871667fa594151d367c789765c277ed23fc882c4f11dca3ffdeae82aa71dad395a0210003643e7f796dc16db3d2a1
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
FLTLDR.EXEdescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 3544 1832 FLTLDR.EXE WINWORD.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Modifies registry class 10 IoCs
Processes:
WINWORD.EXEdescription ioc process Key created \Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334\DisplayName = "OICE_16_974FA576_32C1D314_1560" WINWORD.EXE Key created \Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334\Children WINWORD.EXE Key created \Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\oice_16_974fa576_32c1d314_1560 WINWORD.EXE Key deleted \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_CLASSES\LOCAL SETTINGS\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\APPCONTAINER\STORAGE\OICE_16_974FA576_32C1D314_1560\CHILDREN WINWORD.EXE Key deleted \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\oice_16_974fa576_32c1d314_1560 WINWORD.EXE Key deleted \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_CLASSES\LOCAL SETTINGS\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\APPCONTAINER\MAPPINGS\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334\CHILDREN WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334\Moniker = "oice_16_974fa576_32c1d314_1560" WINWORD.EXE Key created \Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\oice_16_974fa576_32c1d314_1560\Children WINWORD.EXE Key deleted \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Mappings\S-1-15-2-4133255791-1537607648-535455881-866640337-2331302567-1697148169-38550334 WINWORD.EXE -
NTFS ADS 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Temp\{E4D3C42E-E813-46FE-A94B-5AADF670644E}\abdtfhghgeghDh.ScT:Zone.Identifier WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 1832 WINWORD.EXE 1832 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 10 IoCs
Processes:
WINWORD.EXEpid process 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE 1832 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 1832 wrote to memory of 3544 1832 WINWORD.EXE FLTLDR.EXE PID 1832 wrote to memory of 3544 1832 WINWORD.EXE FLTLDR.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Payment_Swift 20210930.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies registry class
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE" C:\Program Files\Common Files\Microsoft Shared\GRPHFLT\PNG32.FLT2⤵
- Process spawned unexpected child process
PID:3544
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
4ab19a56b01ed576ee690fecc12b018e
SHA1da8c3f89de11cd5686ff2312fb3bda274923bff1
SHA2563063b8cd739b1ba51488b40e1e360de2c051836449fbcea27a37c114966ed5a4
SHA512e8dd66da3b82c774c4d6bdb6159533718708789ba78803365dfa81a00974acd7ea409429d74c06edf231399f61f9c71822b2f8d767b01a4dc7122dae66f89c47