c1b87e35d9bcc37980e406e3c9aa910aed0dde54f90ffbd521291c80b230b3f3

General

Target

PaymentAdvice.xls
Size

1.1MB
MD5

038c9e2471b60b7ad1395c6fcbdb46de
SHA1

4663cf7b0be0dc80f255d2e3fa210120910d8e1d
SHA256

c1b87e35d9bcc37980e406e3c9aa910aed0dde54f90ffbd521291c80b230b3f3
SHA512

7a6b8da94b152230b5c41bc90e2e7fd465ee4db61083e62b6e36f74a46197bd64117b3d5be3a6b6b433eee3b935c555bde4bdad9e3b177fc6f50b1a6c31d12e9
SSDEEP

24576:guq9PLiijE2Z5Z2amsQnNF84LJQoh6sQ/E7DxA8r+W4:guEPLiij7Z5ZKsYFjLJQoh6X/EX+d

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.

Processes:

mshta.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	3980	1244	mshta.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

1244 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE
1244	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description pid process target process

PID 1244 wrote to memory of 3980 1244 EXCEL.EXE mshta.exe
PID 1244 wrote to memory of 3980 1244 EXCEL.EXE mshta.exe
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

description	pid	process	target process
PID 1244 wrote to memory of 3980	1244	EXCEL.EXE	mshta.exe
PID 1244 wrote to memory of 3980	1244	EXCEL.EXE	mshta.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\PaymentAdvice.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\System32\mshta.exe
  C:\Windows\System32\mshta.exe -Embedding
  2⤵
  - Process spawned unexpected child process
  PID:3980

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
2KB

MD5
650cd9f4e44a3ba887d569025f27bc10

SHA1
1e37a584f593273756c9d347c486cae9333f2cbd

SHA256
f838cea60c4cf7d07abed1668bac485b5978338224ba7fad4c41d0df9a6fafc7

SHA512
308e8ca32bde29e20fc327ea8f0e4069039ce4881ab8ad5e04592952ab0d98388b960f216769192f0421fc1ec49f925411ffccc6e57302cfcf5dc592cb8b4226

Download Submit
memory/1244-16-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-15-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-2-0x00007FFE62CB0000-0x00007FFE62CC0000-memory.dmp

Filesize
64KB

Download
memory/1244-4-0x00007FFE62CB0000-0x00007FFE62CC0000-memory.dmp

Filesize
64KB

Download
memory/1244-6-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-5-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-17-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-9-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-8-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-11-0x00007FFE607C0000-0x00007FFE607D0000-memory.dmp

Filesize
64KB

Download
memory/1244-7-0x00007FFE62CB0000-0x00007FFE62CC0000-memory.dmp

Filesize
64KB

Download
memory/1244-12-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-13-0x00007FFE607C0000-0x00007FFE607D0000-memory.dmp

Filesize
64KB

Download
memory/1244-49-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-0-0x00007FFEA2CCD000-0x00007FFEA2CCE000-memory.dmp

Filesize
4KB

Download
memory/1244-3-0x00007FFE62CB0000-0x00007FFE62CC0000-memory.dmp

Filesize
64KB

Download
memory/1244-10-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-21-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-20-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-19-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-18-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-14-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-1-0x00007FFE62CB0000-0x00007FFE62CC0000-memory.dmp

Filesize
64KB

Download
memory/1244-51-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/1244-50-0x00007FFEA2CCD000-0x00007FFEA2CCE000-memory.dmp

Filesize
4KB

Download
memory/3980-55-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/3980-47-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/3980-46-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/3980-45-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/3980-40-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download
memory/3980-56-0x00007FF606250000-0x00007FF606258000-memory.dmp

Filesize
32KB

Download
memory/3980-36-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads