706f2363f6d5f855f942d696c8689aaf80419e8eac8faebded9b9ad6c5dd369d

General

Target

706f2363f6d5f855f942d696c8689aaf80419e8eac8faebded9b9ad6c5dd369d.xls
Size

95KB
MD5

d191ab5011410e0d06f06435e3df1733
SHA1

5f0a16db961d63aaf2bdf98305ef369d80b9c868
SHA256

706f2363f6d5f855f942d696c8689aaf80419e8eac8faebded9b9ad6c5dd369d
SHA512

d773afbf84ed0bf90aef835c467f04429a0be101601f82eb036b2e0fef81b37868d7c480ca58156543c21db4a9599a9c280f369d76876b12f15b10a963e61b27

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	2556	64	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3068	64	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2064	64	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1480	64	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

64 EXCEL.EXE
Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid process

64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE
64 EXCEL.EXE

pid	process
64	EXCEL.EXE

pid	process
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE
64	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 64 wrote to memory of 2556	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 2556	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 3068	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 3068	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 2064	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 2064	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 1480	64	EXCEL.EXE	regsvr32.exe
PID 64 wrote to memory of 1480	64	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\706f2363f6d5f855f942d696c8689aaf80419e8eac8faebded9b9ad6c5dd369d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:64

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:2556

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:3068

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:2064

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:1480

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/64-313-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-120-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-121-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-122-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-131-0x00007FF93E820000-0x00007FF93E830000-memory.dmp

Filesize
64KB

Download
memory/64-132-0x00007FF93E820000-0x00007FF93E830000-memory.dmp

Filesize
64KB

Download
memory/64-316-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-315-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-314-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/64-119-0x00007FF941370000-0x00007FF941380000-memory.dmp

Filesize
64KB

Download
memory/1480-280-0x0000000000000000-mapping.dmp

Download
memory/2064-277-0x0000000000000000-mapping.dmp

Download
memory/2556-275-0x0000000000000000-mapping.dmp

Download
memory/3068-276-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads