Analysis
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max time kernel
141s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 19:05
Behavioral task
behavioral1
Sample
cd844326e12de9e7c72f7f49c3bd0beabbbe849e6cdc98ea3d48a569676040eb.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cd844326e12de9e7c72f7f49c3bd0beabbbe849e6cdc98ea3d48a569676040eb.xls
Resource
win10v2004-20241007-en
General
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Target
cd844326e12de9e7c72f7f49c3bd0beabbbe849e6cdc98ea3d48a569676040eb.xls
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Size
96KB
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MD5
4481d2a29a13e1749116839b169268bf
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SHA1
a0a76f9d961b989b309492f28110b2a9757144d0
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SHA256
cd844326e12de9e7c72f7f49c3bd0beabbbe849e6cdc98ea3d48a569676040eb
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SHA512
0357f9de85b3faf43411170abb6ec6b663026810cab54867301c78d4b1e172cea7680138808e673302f1249ce88ba3e58a9203b283f7d0635618822d074763d9
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SSDEEP
1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2HuS4hcTO97v7UYdEJmQ:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg8
Malware Config
Extracted
https://atperson.com/campusvirtual/EOgFGo17w/
https://eliteturismo.com/phpmailer-old/dafdBxQONtk5Uf9dxll/
http://atici.net/c/JDFDBMIz/
http://domesticuif.co.za/libraries/nbnH9dpd/
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 3060 2872 regsvr32.exe 27 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2888 2872 regsvr32.exe 27 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2528 2872 regsvr32.exe 27 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1968 2872 regsvr32.exe 27 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXCEL.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2872 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2872 EXCEL.EXE 2872 EXCEL.EXE 2872 EXCEL.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 3060 2872 EXCEL.EXE 29 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2888 2872 EXCEL.EXE 30 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 2528 2872 EXCEL.EXE 31 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32 PID 2872 wrote to memory of 1968 2872 EXCEL.EXE 32
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\cd844326e12de9e7c72f7f49c3bd0beabbbe849e6cdc98ea3d48a569676040eb.xls1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:3060
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2888
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2528
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b