7b75ff23cf680717091181e61002f59e66a118302af798fc031548aead7a6af4

General

Target

Payment Advice.xls
Size

1.0MB
MD5

d6ad3108a8014d64c39ae1fe463112c5
SHA1

f5bb7665aa11ad21d9fa117a6e7b270c533a5844
SHA256

7b75ff23cf680717091181e61002f59e66a118302af798fc031548aead7a6af4
SHA512

3bae03cb73bceae2e54255833d92cb2cf0a6e3b826997b4754909c103508b79734df24bd1e42161a292e30e83232569eecfb1d23d85856564a6b12dfc62b735f
SSDEEP

12288:6mzHJEyfN1YVuBPT39LZEBD3DERnLRmF8DHFg6pvXlc857Jw6b4EJvQJwuXAw79r:9hfgVY3YBbARM8bF9pfW2GH5wa73N

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1484	772	mshta.exe	83

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

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
772	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 1484	772	EXCEL.EXE	88
PID 772 wrote to memory of 1484	772	EXCEL.EXE	88

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Payment Advice.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772
- C:\Windows\System32\mshta.exe
  C:\Windows\System32\mshta.exe -Embedding
  2⤵
  - Process spawned unexpected child process
  PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/772-12-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-3-0x00007FFB54830000-0x00007FFB54840000-memory.dmp

Filesize
64KB

Download
memory/772-14-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-17-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-5-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-6-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-4-0x00007FFB54830000-0x00007FFB54840000-memory.dmp

Filesize
64KB

Download
memory/772-8-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-7-0x00007FFB54830000-0x00007FFB54840000-memory.dmp

Filesize
64KB

Download
memory/772-9-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-10-0x00007FFB52560000-0x00007FFB52570000-memory.dmp

Filesize
64KB

Download
memory/772-11-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-0-0x00007FFB54830000-0x00007FFB54840000-memory.dmp

Filesize
64KB

Download
memory/772-1-0x00007FFB9484D000-0x00007FFB9484E000-memory.dmp

Filesize
4KB

Download
memory/772-2-0x00007FFB54830000-0x00007FFB54840000-memory.dmp

Filesize
64KB

Download
memory/772-18-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-16-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-15-0x00007FFB52560000-0x00007FFB52570000-memory.dmp

Filesize
64KB

Download
memory/772-13-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-45-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/772-44-0x00007FFB9484D000-0x00007FFB9484E000-memory.dmp

Filesize
4KB

Download
memory/772-43-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/1484-41-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/1484-36-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/1484-49-0x00007FFB947B0000-0x00007FFB949A5000-memory.dmp

Filesize
2.0MB

Download
memory/1484-50-0x00007FF7FAC60000-0x00007FF7FAC68000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads