01d614ba2a78f4e3abd8af7ad8a6261ba5aa21f7ef80b3963ba03406bf631106

General

Target

01d614ba2a78f4e3abd8af7ad8a6261ba5aa21f7ef80b3963ba03406bf631106.xls
Size

95KB
MD5

0d4b3c465c5b7d667b9f64014d17a502
SHA1

505720a97a099983af41736a7b33c182a1e3d841
SHA256

01d614ba2a78f4e3abd8af7ad8a6261ba5aa21f7ef80b3963ba03406bf631106
SHA512

1a85138d59f377a85a4a01ee2bb94c7aa6a3cc9a59b03642bb8fd05829c63820f47a40e59054661b9154721da6717af04704a684480b9b0ba2d586560e048b41

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://edoraseguros.com.br/cgi-bin/jQNq9wlH1GXU/

xlm40.dropper

http://earthmach.co.za/libraries/tWkZh9YrXbTd6IeX/

xlm40.dropper

http://finvest.rs/wp-admin/Hr9nVNTIHgw59S/

xlm40.dropper

http://efverstedt.se/5jjaV/w7fLEHJ20xn0qD/

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	1244	392	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3204	392	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3976	392	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2276	392	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

392 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE
392	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 392 wrote to memory of 1244	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 1244	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 3204	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 3204	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 3976	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 3976	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 2276	392	EXCEL.EXE	regsvr32.exe
PID 392 wrote to memory of 2276	392	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\01d614ba2a78f4e3abd8af7ad8a6261ba5aa21f7ef80b3963ba03406bf631106.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:392

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:1244

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:3204

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:3976

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:2276

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/392-117-0x00007FFF81C30000-0x00007FFF81C40000-memory.dmp

Filesize
64KB

Download
memory/392-118-0x00007FFF81C30000-0x00007FFF81C40000-memory.dmp

Filesize
64KB

Download
memory/392-119-0x00007FFF81C30000-0x00007FFF81C40000-memory.dmp

Filesize
64KB

Download
memory/392-120-0x00007FFF81C30000-0x00007FFF81C40000-memory.dmp

Filesize
64KB

Download
memory/392-129-0x00007FFF7EA40000-0x00007FFF7EA50000-memory.dmp

Filesize
64KB

Download
memory/392-130-0x00007FFF7EA40000-0x00007FFF7EA50000-memory.dmp

Filesize
64KB

Download
memory/1244-265-0x0000000000000000-mapping.dmp

Download
memory/2276-268-0x0000000000000000-mapping.dmp

Download
memory/3204-266-0x0000000000000000-mapping.dmp

Download
memory/3976-267-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads