Analysis
- max time kernel
138s - max time network
129s - platform
windows10_x64 - resource
win10v20201028 - submitted
31/03/2021, 04:05
Static task
static1
Behavioral task
behavioral1
Sample
document-1328109973.xlsm
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
document-1328109973.xlsm
Resource
win10v20201028
0 signatures
0 seconds
General
- Target document-1328109973.xlsm
- Size 105KB
- Sample210331-haxlzg342a
- SHA256 6bc346efa36e9fb70ab7991a75478ca5029dc98ab9b91fba99273eff9d69da59
- MD5 f292c3178af0eea110e7e50cf87efea8
- SHA1 40e89e3c123072c927f49cae1d7f24a1a2a6498f
- SHA512 8391e38807374834a9bb5e05f7c40bc1e883307429d65e3650cd495ab7d383435d56aa805cbe07ce98ade98f4a98ff63e8d844e4ccb3b5db4068d84f0274998a
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
icedid
Campaign
-
3717128962
C2
-
usaaforced.fun
Signatures
- Process spawned unexpected child process 5 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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 632 4776 rundll32.exe 68 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1408 4776 rundll32.exe 68 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1520 4776 rundll32.exe 68 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1644 4776 rundll32.exe 68 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1964 4776 rundll32.exe 68 - IcedID First Stage Loader 1 IoCs
resource yara_rule behavioral2/memory/632-10-0x00000284BF230000-0x00000284BF237000-memory.dmp IcedidFirstLoader - Blocklisted process makes network request 6 IoCs
flow pid Process 39 632 rundll32.exe 41 632 rundll32.exe 43 1644 rundll32.exe 44 1644 rundll32.exe 48 1964 rundll32.exe 49 1964 rundll32.exe - Loads dropped DLL 3 IoCs
pid Process 632 rundll32.exe 1644 rundll32.exe 1964 rundll32.exe - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description 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
pid Process 4776 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 632 rundll32.exe 632 rundll32.exe 1644 rundll32.exe 1644 rundll32.exe 1964 rundll32.exe 1964 rundll32.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE 4776 EXCEL.EXE - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4776 wrote to memory of 632 4776 EXCEL.EXE 82 PID 4776 wrote to memory of 632 4776 EXCEL.EXE 82 PID 4776 wrote to memory of 1408 4776 EXCEL.EXE 84 PID 4776 wrote to memory of 1408 4776 EXCEL.EXE 84 PID 4776 wrote to memory of 1520 4776 EXCEL.EXE 85 PID 4776 wrote to memory of 1520 4776 EXCEL.EXE 85 PID 4776 wrote to memory of 1644 4776 EXCEL.EXE 86 PID 4776 wrote to memory of 1644 4776 EXCEL.EXE 86 PID 4776 wrote to memory of 1964 4776 EXCEL.EXE 87 PID 4776 wrote to memory of 1964 4776 EXCEL.EXE 87
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1328109973.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4776 -
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\ksjvoefv.skd,DllRegisterServer2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:632
-
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\ksjvoefv.skd1,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1408
-
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\ksjvoefv.skd2,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1520
-
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\ksjvoefv.skd3,DllRegisterServer2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1644
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C:\Windows\SYSTEM32\rundll32.exerundll32 ..\ksjvoefv.skd4,DllRegisterServer2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:1964
-