Malware Analysis Report

2025-08-05 16:22

Sample ID 231023-pjw8qsae45
Target Payment Copy (MT103 _03 _171023)_pdf_1.gz
SHA256 04fe36ace53086105b6acdf4055b1e17094466fbe3b493deee6a83db885228d0
Tags
formbook eg02 rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

04fe36ace53086105b6acdf4055b1e17094466fbe3b493deee6a83db885228d0

Threat Level: Known bad

The file Payment Copy (MT103 _03 _171023)_pdf_1.gz was found to be: Known bad.

Malicious Activity Summary

formbook eg02 rat spyware stealer trojan

Formbook

Formbook payload

Deletes itself

Suspicious use of SetThreadContext

Unsigned PE

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-23 12:22

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-23 12:22

Reported

2023-10-23 12:24

Platform

win7-20231020-en

Max time kernel

150s

Max time network

150s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 2176 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 1264 wrote to memory of 2600 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1264 wrote to memory of 2600 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1264 wrote to memory of 2600 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1264 wrote to memory of 2600 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 2600 wrote to memory of 2720 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\SysWOW64\cmd.exe
PID 2600 wrote to memory of 2720 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\SysWOW64\cmd.exe
PID 2600 wrote to memory of 2720 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\SysWOW64\cmd.exe
PID 2600 wrote to memory of 2720 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

C:\Windows\SysWOW64\chkdsk.exe

"C:\Windows\SysWOW64\chkdsk.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.tripitour.com udp
US 3.33.130.190:80 www.tripitour.com tcp
US 8.8.8.8:53 www.midowallwet.com udp
US 8.8.8.8:53 www.foxhouston26.com udp
AU 103.224.212.215:80 www.foxhouston26.com tcp

Files

memory/2176-0-0x00000000008C0000-0x000000000095A000-memory.dmp

memory/2176-1-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2176-2-0x0000000004F20000-0x0000000004F60000-memory.dmp

memory/2176-3-0x0000000000360000-0x000000000037C000-memory.dmp

memory/2176-4-0x0000000000380000-0x000000000038C000-memory.dmp

memory/2176-5-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2176-6-0x0000000004F20000-0x0000000004F60000-memory.dmp

memory/2176-7-0x0000000000390000-0x00000000003A0000-memory.dmp

memory/2176-8-0x000000000D300000-0x000000000D36E000-memory.dmp

memory/2760-9-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2760-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2760-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2760-15-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2176-16-0x0000000074060000-0x000000007474E000-memory.dmp

memory/2760-17-0x0000000000960000-0x0000000000C63000-memory.dmp

memory/2760-19-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2760-21-0x00000000001D0000-0x00000000001E4000-memory.dmp

memory/1264-20-0x0000000000010000-0x0000000000020000-memory.dmp

memory/1264-22-0x0000000004E40000-0x0000000004F61000-memory.dmp

memory/2600-23-0x0000000000FC0000-0x0000000000FC7000-memory.dmp

memory/2600-24-0x0000000000FC0000-0x0000000000FC7000-memory.dmp

memory/2600-25-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/2600-26-0x0000000000C40000-0x0000000000F43000-memory.dmp

memory/2600-27-0x0000000000080000-0x00000000000AF000-memory.dmp

memory/1264-28-0x0000000004E40000-0x0000000004F61000-memory.dmp

memory/2600-30-0x0000000000AD0000-0x0000000000B63000-memory.dmp

memory/1264-31-0x00000000039A0000-0x0000000003A3C000-memory.dmp

memory/1264-32-0x00000000039A0000-0x0000000003A3C000-memory.dmp

memory/1264-34-0x00000000039A0000-0x0000000003A3C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-23 12:22

Reported

2023-10-23 12:24

Platform

win10v2004-20231020-en

Max time kernel

149s

Max time network

159s

Command Line

C:\Windows\Explorer.EXE

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

rat
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A
N/A N/A C:\Windows\SysWOW64\colorcpl.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\colorcpl.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 4212 wrote to memory of 2128 N/A C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe
PID 3304 wrote to memory of 4080 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 3304 wrote to memory of 4080 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 3304 wrote to memory of 4080 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\colorcpl.exe
PID 4080 wrote to memory of 3532 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 4080 wrote to memory of 3532 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe
PID 4080 wrote to memory of 3532 N/A C:\Windows\SysWOW64\colorcpl.exe C:\Windows\SysWOW64\cmd.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe

"C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

C:\Windows\SysWOW64\colorcpl.exe

"C:\Windows\SysWOW64\colorcpl.exe"

C:\Windows\SysWOW64\cmd.exe

/c del "C:\Users\Admin\AppData\Local\Temp\Payment Copy (MT103 _03 _171023)_pdf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 45.21.80.104.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 160.50.123.104.in-addr.arpa udp
US 8.8.8.8:53 120.208.253.8.in-addr.arpa udp
US 8.8.8.8:53 www.gbconsulting.online udp
IT 195.110.124.133:80 www.gbconsulting.online tcp
US 8.8.8.8:53 133.124.110.195.in-addr.arpa udp
US 8.8.8.8:53 www.karoobaar.com udp
US 8.8.8.8:53 www.condohotelguru.com udp
DE 3.67.141.185:80 www.condohotelguru.com tcp
US 8.8.8.8:53 185.141.67.3.in-addr.arpa udp

Files

memory/4212-0-0x0000000075340000-0x0000000075AF0000-memory.dmp

memory/4212-1-0x0000000000610000-0x00000000006AA000-memory.dmp

memory/4212-2-0x0000000005720000-0x0000000005CC4000-memory.dmp

memory/4212-3-0x0000000005170000-0x0000000005202000-memory.dmp

memory/4212-4-0x0000000005330000-0x0000000005340000-memory.dmp

memory/4212-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

memory/4212-6-0x0000000005380000-0x000000000539C000-memory.dmp

memory/4212-7-0x0000000005700000-0x000000000570C000-memory.dmp

memory/4212-8-0x0000000075340000-0x0000000075AF0000-memory.dmp

memory/4212-9-0x0000000005330000-0x0000000005340000-memory.dmp

memory/4212-10-0x0000000002AF0000-0x0000000002B00000-memory.dmp

memory/4212-11-0x00000000080F0000-0x000000000815E000-memory.dmp

memory/4212-12-0x0000000009200000-0x000000000929C000-memory.dmp

memory/2128-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/4212-15-0x0000000075340000-0x0000000075AF0000-memory.dmp

memory/2128-16-0x00000000011B0000-0x00000000014FA000-memory.dmp

memory/2128-19-0x0000000000CD0000-0x0000000000CE4000-memory.dmp

memory/2128-18-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3304-20-0x0000000003130000-0x000000000327B000-memory.dmp

memory/4080-21-0x0000000000AA0000-0x0000000000AB9000-memory.dmp

memory/4080-22-0x0000000000AA0000-0x0000000000AB9000-memory.dmp

memory/4080-23-0x0000000000550000-0x000000000057F000-memory.dmp

memory/4080-24-0x0000000002600000-0x000000000294A000-memory.dmp

memory/3304-25-0x0000000003130000-0x000000000327B000-memory.dmp

memory/4080-26-0x0000000000550000-0x000000000057F000-memory.dmp

memory/4080-28-0x0000000002550000-0x00000000025E3000-memory.dmp

memory/3304-29-0x0000000008470000-0x00000000085D7000-memory.dmp

memory/3304-30-0x0000000008470000-0x00000000085D7000-memory.dmp

memory/3304-32-0x0000000008470000-0x00000000085D7000-memory.dmp