eddc288565a9e7b93bbfe05ffef60d3f451e198ee99afde0da0ed959e012f02e

General

Target

eddc288565a9e7b93bbfe05ffef60d3f451e198ee99afde0da0ed959e012f02e.xls
Size

95KB
MD5

110310802b0d6b1143a97ce825344b04
SHA1

1c5d1a938b44b90d4da723144bebc55e2f0d456e
SHA256

eddc288565a9e7b93bbfe05ffef60d3f451e198ee99afde0da0ed959e012f02e
SHA512

f24e72c8da3bb35d112b15932ccd13294364e98faaa68babf1f35bea2fae5ce897db0c18381984e146fb52f465917cb2e60d4ef74d33e94e0b9d22b46ca241b3

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	5016	3000	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4944	3000	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4276	3000	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3964	3000	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

3000 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE
3000	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3000 wrote to memory of 5016	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 5016	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 4944	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 4944	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 4276	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 4276	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 3964	3000	EXCEL.EXE	regsvr32.exe
PID 3000 wrote to memory of 3964	3000	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\eddc288565a9e7b93bbfe05ffef60d3f451e198ee99afde0da0ed959e012f02e.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:5016

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:4944

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:4276

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:3964

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/3000-114-0x00007FFC64F50000-0x00007FFC64F60000-memory.dmp

Filesize
64KB

Download
memory/3000-115-0x00007FFC64F50000-0x00007FFC64F60000-memory.dmp

Filesize
64KB

Download
memory/3000-116-0x00007FFC64F50000-0x00007FFC64F60000-memory.dmp

Filesize
64KB

Download
memory/3000-117-0x00007FFC64F50000-0x00007FFC64F60000-memory.dmp

Filesize
64KB

Download
memory/3000-126-0x00007FFC61C00000-0x00007FFC61C10000-memory.dmp

Filesize
64KB

Download
memory/3000-127-0x00007FFC61C00000-0x00007FFC61C10000-memory.dmp

Filesize
64KB

Download
memory/3964-273-0x0000000000000000-mapping.dmp

Download
memory/4276-270-0x0000000000000000-mapping.dmp

Download
memory/4944-266-0x0000000000000000-mapping.dmp

Download
memory/5016-256-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads