9d869266611111aa053358f7336942bd0eb41cd892096ae2e3643f269c9d8bd6

General

Target

9d869266611111aa053358f7336942bd0eb41cd892096ae2e3643f269c9d8bd6.xls
Size

95KB
MD5

90f2cdf1213dfbcccbff0603f9fa664c
SHA1

47d68623ccc60d3e843c047455425e553ae5e1fc
SHA256

9d869266611111aa053358f7336942bd0eb41cd892096ae2e3643f269c9d8bd6
SHA512

09667339f632ba023ae86f4488f74150c185e7cc2a7ef9d9313872031b969da7eaa8399f923831a68c153cf973304620d3891ad233342de6c6552aee2cd0503c

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	4456	1140	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4908	1140	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4920	1140	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4936	1140	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

1140 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1140 EXCEL.EXE
1140 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE
1140	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1140 wrote to memory of 4456	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4456	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4908	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4908	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4920	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4920	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4936	1140	EXCEL.EXE	regsvr32.exe
PID 1140 wrote to memory of 4936	1140	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\9d869266611111aa053358f7336942bd0eb41cd892096ae2e3643f269c9d8bd6.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:1140

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
PID:4456

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:4908

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:4920

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:4936

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/1140-118-0x00007FFE7A3C0000-0x00007FFE7A3D0000-memory.dmp

Filesize
64KB

Download
memory/1140-119-0x00007FFE7A3C0000-0x00007FFE7A3D0000-memory.dmp

Filesize
64KB

Download
memory/1140-120-0x00007FFE7A3C0000-0x00007FFE7A3D0000-memory.dmp

Filesize
64KB

Download
memory/1140-121-0x00007FFE7A3C0000-0x00007FFE7A3D0000-memory.dmp

Filesize
64KB

Download
memory/1140-130-0x00007FFE768A0000-0x00007FFE768B0000-memory.dmp

Filesize
64KB

Download
memory/1140-131-0x00007FFE768A0000-0x00007FFE768B0000-memory.dmp

Filesize
64KB

Download
memory/4456-254-0x0000000000000000-mapping.dmp

Download
memory/4908-255-0x0000000000000000-mapping.dmp

Download
memory/4920-256-0x0000000000000000-mapping.dmp

Download
memory/4936-257-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads