519644773f5026d5fd088c0004f70e248fce65977730d023d7a6a6efe7866df6

General

Target

519644773f5026d5fd088c0004f70e248fce65977730d023d7a6a6efe7866df6.xls
Size

67KB
MD5

c69b406d4db830abd364866fd17522a3
SHA1

f55c99295bba99c83d3e35b639d36c7d46ec80a2
SHA256

519644773f5026d5fd088c0004f70e248fce65977730d023d7a6a6efe7866df6
SHA512

e298a494a743d141be825953b59da35bb6e6eab3ec6bc99c14d71884284f3b1952d822f3c9af6ce6e73850fd5539bfba0f55892871e945118ee2715b80e4206c

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.clasite.com/blogs/IEEsyn/

xlm40.dropper

https://oncrete-egy.com/wp-content/V6Igzw8/

xlm40.dropper

http://opencart-destek.com/catalog/OqHwQ8xlWa5Goyo/

xlm40.dropper

http://www.pjesacac.com/components/O93XXhMN3tOtTlV/

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	3316	2060	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4008	2060	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2564	2060	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3932	2060	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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

2060 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2060 EXCEL.EXE
2060 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE
2060	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2060 wrote to memory of 3316	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 3316	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 4008	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 4008	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 2564	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 2564	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 3932	2060	EXCEL.EXE	regsvr32.exe
PID 2060 wrote to memory of 3932	2060	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\519644773f5026d5fd088c0004f70e248fce65977730d023d7a6a6efe7866df6.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:2060

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\uxevr1.ocx
2⤵
- Process spawned unexpected child process
PID:3316

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\uxevr2.ocx
2⤵
- Process spawned unexpected child process
PID:4008

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\uxevr3.ocx
2⤵
- Process spawned unexpected child process
PID:2564

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\uxevr4.ocx
2⤵
- Process spawned unexpected child process
PID:3932

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

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Downloads

memory/2060-298-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-120-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-121-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-122-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-131-0x00007FFAD2390000-0x00007FFAD23A0000-memory.dmp

Filesize
64KB

Download
memory/2060-132-0x00007FFAD2390000-0x00007FFAD23A0000-memory.dmp

Filesize
64KB

Download
memory/2060-119-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-300-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-299-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2060-297-0x00007FFAD5750000-0x00007FFAD5760000-memory.dmp

Filesize
64KB

Download
memory/2564-257-0x0000000000000000-mapping.dmp

Download
memory/3316-253-0x0000000000000000-mapping.dmp

Download
memory/3932-258-0x0000000000000000-mapping.dmp

Download
memory/4008-256-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads