formbook | b3a1efab40ba72a79ed8b8cc89b738bbdb356940074aee6983a1b21059baa516

General

Target

Quotation-pdf.exe
Size

573KB
MD5

43be7a6cfb1c2fae6ad5c9e0440be4f8
SHA1

af4be0100e8c2b00ec1d821d72d15174ab2197e4
SHA256

0337d7784d4021b8467b2652f8c6ca9703732a0f132a1aebcafae37673db026d
SHA512

18a88af955dda3fbfc44a44ee72f8dcd32aefcc1d998316980bb235b485de6b6fee09b1322a5bd863cab5036c6b9b16c6a8aaf30c918ba5862c5b83b29406643

Score

10^/10

formbook m17y rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17y

Decoy

dental-implants-us-prices.site

eolegends.online

drskinstudio.com

miamivideomapping.com

cqytwater.com

fesfe.net

dlautostore.com

wwwpledge.com

trynutiliti.com

551milesoak.com

jemmetalfab.com

teamtrinitysellsncarolina.com

injurypersonallawyer.com

r3qcf2.xyz

djellaba-boutique.com

t6fwagd.xyz

lm-upto100.com

shyashijz.com

classicbasilicata.com

exactias.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1804-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1804-73-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1836-78-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1784 cmd.exe

pid	process
1784	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Quotation-pdf.exeQuotation-pdf.exemsiexec.exe

description	pid	process	target process
PID 1732 set thread context of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1804 set thread context of 1368	1804	Quotation-pdf.exe	Explorer.EXE
PID 1804 set thread context of 1368	1804	Quotation-pdf.exe	Explorer.EXE
PID 1836 set thread context of 1368	1836	msiexec.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

648 schtasks.exe

pid	process
648	schtasks.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

Quotation-pdf.exepowershell.exemsiexec.exe

pid	process
1804	Quotation-pdf.exe
1804	Quotation-pdf.exe
688	powershell.exe
1804	Quotation-pdf.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe
1836	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Quotation-pdf.exemsiexec.exe

pid process

1804 Quotation-pdf.exe
1804 Quotation-pdf.exe
1804 Quotation-pdf.exe
1804 Quotation-pdf.exe
1836 msiexec.exe
1836 msiexec.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Quotation-pdf.exepowershell.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 1804 Quotation-pdf.exe
Token: SeDebugPrivilege 688 powershell.exe
Token: SeDebugPrivilege 1836 msiexec.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1804	Quotation-pdf.exe
Token: SeDebugPrivilege	688	powershell.exe
Token: SeDebugPrivilege	1836	msiexec.exe

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

Quotation-pdf.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 1732 wrote to memory of 688	1732	Quotation-pdf.exe	powershell.exe
PID 1732 wrote to memory of 688	1732	Quotation-pdf.exe	powershell.exe
PID 1732 wrote to memory of 688	1732	Quotation-pdf.exe	powershell.exe
PID 1732 wrote to memory of 688	1732	Quotation-pdf.exe	powershell.exe
PID 1732 wrote to memory of 648	1732	Quotation-pdf.exe	schtasks.exe
PID 1732 wrote to memory of 648	1732	Quotation-pdf.exe	schtasks.exe
PID 1732 wrote to memory of 648	1732	Quotation-pdf.exe	schtasks.exe
PID 1732 wrote to memory of 648	1732	Quotation-pdf.exe	schtasks.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1732 wrote to memory of 1804	1732	Quotation-pdf.exe	Quotation-pdf.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1368 wrote to memory of 1836	1368	Explorer.EXE	msiexec.exe
PID 1836 wrote to memory of 1784	1836	msiexec.exe	cmd.exe
PID 1836 wrote to memory of 1784	1836	msiexec.exe	cmd.exe
PID 1836 wrote to memory of 1784	1836	msiexec.exe	cmd.exe
PID 1836 wrote to memory of 1784	1836	msiexec.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1368

C:\Users\Admin\AppData\Local\Temp\Quotation-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1732

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IfvVzYPE.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:688

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IfvVzYPE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC8DB.tmp"
3⤵
- Creates scheduled task(s)
PID:648

C:\Users\Admin\AppData\Local\Temp\Quotation-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation-pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1804

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Quotation-pdf.exe"
3⤵
- Deletes itself
PID:1784

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC8DB.tmp
MD5
6eceacfc1b8435e47e443d422fb18561

SHA1
60a8dfebf704053886bfb1014438816453bfad36

SHA256
b885c897568a29dc0cb2bb50d8a522c821028e59f6f0589977c8f6ff46ef73c9

SHA512
eb04b19e2088a975542b434561a6b14a6922a44f3815196030b26e8d61aa14b433e189ab3f7ce8fa247fc614a2658ed0a36b9e7f9e318f115668da2b65edfedb

Download Submit
memory/688-72-0x00000000023B0000-0x0000000002FFA000-memory.dmp

Filesize
12.3MB

Download
memory/688-71-0x00000000023B0000-0x0000000002FFA000-memory.dmp

Filesize
12.3MB

Download
memory/688-70-0x00000000023B0000-0x0000000002FFA000-memory.dmp

Filesize
12.3MB

Download
memory/1368-66-0x0000000004C10000-0x0000000004CDC000-memory.dmp

Filesize
816KB

Download
memory/1368-75-0x00000000068F0000-0x0000000006A37000-memory.dmp

Filesize
1.3MB

Download
memory/1368-81-0x0000000006B00000-0x0000000006C11000-memory.dmp

Filesize
1.1MB

Download
memory/1732-56-0x0000000004D80000-0x0000000004D81000-memory.dmp

Filesize
4KB

Download
memory/1732-57-0x0000000000490000-0x000000000049C000-memory.dmp

Filesize
48KB

Download
memory/1732-55-0x0000000074F11000-0x0000000074F13000-memory.dmp

Filesize
8KB

Download
memory/1732-54-0x0000000000E50000-0x0000000000EE6000-memory.dmp

Filesize
600KB

Download
memory/1732-58-0x0000000005340000-0x00000000053AA000-memory.dmp

Filesize
424KB

Download
memory/1804-67-0x0000000000360000-0x0000000000375000-memory.dmp

Filesize
84KB

Download
memory/1804-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-65-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/1804-73-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-74-0x00000000003A0000-0x00000000003B5000-memory.dmp

Filesize
84KB

Download
memory/1804-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1804-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1836-77-0x00000000003F0000-0x0000000000404000-memory.dmp

Filesize
80KB

Download
memory/1836-78-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/1836-79-0x00000000021B0000-0x00000000024B3000-memory.dmp

Filesize
3.0MB

Download
memory/1836-80-0x00000000020C0000-0x0000000002154000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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