02cb2cbbe5d510a6fd25160051854e548a15b31f10785001a1279fed68fece56

General

Target

02cb2cbbe5d510a6fd25160051854e548a15b31f10785001a1279fed68fece56.xls
Size

95KB
MD5

f1426533b9180446d8ec7d908aeaebb5
SHA1

fb0a302226b788356294c6f0a8b87d7f66d0daf1
SHA256

02cb2cbbe5d510a6fd25160051854e548a15b31f10785001a1279fed68fece56
SHA512

ea442471a3889615500108c7e1f5592848680b4649fbad78916a705140d513dbea26e99b780376226742122be6a00d0230fda6735177f8208b56a1016a8809f1

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	5040	2716	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4904	2716	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5016	2716	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3068	2716	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

2716 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2716 EXCEL.EXE
2716 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE
2716	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2716 wrote to memory of 5040	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 5040	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 4904	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 4904	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 5016	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 5016	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 3068	2716	EXCEL.EXE	regsvr32.exe
PID 2716 wrote to memory of 3068	2716	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\02cb2cbbe5d510a6fd25160051854e548a15b31f10785001a1279fed68fece56.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:2716

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:5040

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:4904

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:5016

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:3068

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

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Downloads

memory/2716-292-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-117-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-118-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-119-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-128-0x00007FFB5A630000-0x00007FFB5A640000-memory.dmp

Filesize
64KB

Download
memory/2716-129-0x00007FFB5A630000-0x00007FFB5A640000-memory.dmp

Filesize
64KB

Download
memory/2716-295-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-294-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-293-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/2716-116-0x00007FFB5D3C0000-0x00007FFB5D3D0000-memory.dmp

Filesize
64KB

Download
memory/3068-255-0x0000000000000000-mapping.dmp

Download
memory/4904-251-0x0000000000000000-mapping.dmp

Download
memory/5016-252-0x0000000000000000-mapping.dmp

Download
memory/5040-250-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads