Analysis
-
max time kernel
109s -
max time network
73s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
14-07-2021 12:29
Behavioral task
behavioral1
Sample
dbt_ntf_1184293.xlsm
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
dbt_ntf_1184293.xlsm
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
-
Target
dbt_ntf_1184293.xlsm
-
Size
84KB
-
MD5
afdd3ac1e245c015cd6703ac38f6cc06
-
SHA1
6c5daf1541d2b05f5d6c99c2bc5a9bcff23688cf
-
SHA256
0846910f2f2c0c686afab342cbb79965a115b35e41a0381819a0d10461d45c77
-
SHA512
6c65d2a616397ed5645af8bb4a16dcadaaf9efa86d22b64509bad873eeb6086d7e9129eeee516f2d321771815b326dd858da7f13ad32721ce496cfc0d24300f3
Score
10/10
Malware Config
Extracted
Language
xlm4.0
Source
URLs
xlm40.dropper
http://162.248.225.89/m1.dll
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 748 1672 regsvr32.exe EXCEL.EXE -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1672 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 1672 EXCEL.EXE 1672 EXCEL.EXE 1672 EXCEL.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe PID 1672 wrote to memory of 748 1672 EXCEL.EXE regsvr32.exe
Processes
-
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\dbt_ntf_1184293.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exeregsvr32 ..\odndmfd.dll2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/748-62-0x0000000000000000-mapping.dmp
-
memory/748-63-0x00000000768B1000-0x00000000768B3000-memory.dmpFilesize
8KB
-
memory/748-64-0x00000000001F0000-0x00000000001F1000-memory.dmpFilesize
4KB
-
memory/1672-59-0x000000002F551000-0x000000002F554000-memory.dmpFilesize
12KB
-
memory/1672-60-0x0000000071AD1000-0x0000000071AD3000-memory.dmpFilesize
8KB
-
memory/1672-61-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB