7263ed318f93aa98ee94c0e783423f89596df038cb053fae2a569de8f84accb4

General

Target

7263ed318f93aa98ee94c0e783423f89596df038cb053fae2a569de8f84accb4.xls
Size

95KB
MD5

b8ac2e243789e5385a4760e1fa261145
SHA1

9d02c2b4df3fac297bdda5674706c5d3da39b4f2
SHA256

7263ed318f93aa98ee94c0e783423f89596df038cb053fae2a569de8f84accb4
SHA512

e0f48bf3abb1793f68d20820c284cc216611c4fcae54b03c8dfa4cc918bda38649b5df383d422c4c5f93a9d09a5af65000f9140c90073a05e0bdf6a17cbec764

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.sunflowerlaboratory.in/fonts/79Tq62ly/

xlm40.dropper

http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/

xlm40.dropper

http://agtrade.hu/images/kiQYmOs2tSKq/

xlm40.dropper

https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/

Signatures

Process spawned unexpected child process 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3932	708	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	868	708	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4092	708	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3084	708	regsvr32.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

708 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

708 EXCEL.EXE
708 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE
708	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 708 wrote to memory of 3932	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 3932	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 868	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 868	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 4092	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 4092	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 3084	708	EXCEL.EXE	regsvr32.exe
PID 708 wrote to memory of 3084	708	EXCEL.EXE	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\7263ed318f93aa98ee94c0e783423f89596df038cb053fae2a569de8f84accb4.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:708

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:3932

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:868

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:4092

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:3084

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/708-310-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-117-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-118-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-119-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-128-0x00007FFBB38D0000-0x00007FFBB38E0000-memory.dmp

Filesize
64KB

Download
memory/708-129-0x00007FFBB38D0000-0x00007FFBB38E0000-memory.dmp

Filesize
64KB

Download
memory/708-309-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-311-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-116-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/708-308-0x00007FFBB6C20000-0x00007FFBB6C30000-memory.dmp

Filesize
64KB

Download
memory/868-267-0x0000000000000000-mapping.dmp

Download
memory/3084-271-0x0000000000000000-mapping.dmp

Download
memory/3932-266-0x0000000000000000-mapping.dmp

Download
memory/4092-268-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads