formbook | 06a0e3845d7b4c5593a9143eb1ae73223760d68f2acf0e5be631b9eeab3675f3

General

Target

2020112395387_pdf.exe
Size

390KB
MD5

e54d832cb872b7dc086ab7a7878d38fb
SHA1

dd865deaffa4558eebebcb83b5335de2b0b26327
SHA256

06a0e3845d7b4c5593a9143eb1ae73223760d68f2acf0e5be631b9eeab3675f3
SHA512

04a78936551df1bf62d4b256c2a5888af840d9f1fb1735810b1c5145af0795c6c84e03b66754137242691aa0ffa26ceb7295d3cdc59323b939daa8d7cb24bac0

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.blog-cybersecurite.net/ogg/

Decoy

constmotion.com

castinginiciadas.com

dalvgroup.com

dmetuningkw.com

everygrindcount.com

lovewrendley.com

yourtallahassee.com

healer-jou.com

china-gadge.com

theplatinumworld.com

rakutenlle.xyz

neroflex.com

zdysks.com

e-learningorange.com

starbleach.com

apexappsllc.com

sinteredsurface.com

upcas.info

monetizemybizadvertisers.com

tsptoolbox.net

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1528-0-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1528-1-0x000000000041EB50-mapping.dmp	formbook
behavioral1/memory/1484-4-0x0000000000000000-mapping.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1344 cmd.exe

pid	process
1344	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

2020112395387_pdf.exe2020112395387_pdf.exeNAPSTAT.EXE

description	pid	process	target process
PID 240 set thread context of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 1528 set thread context of 1276	1528	2020112395387_pdf.exe	Explorer.EXE
PID 1528 set thread context of 1276	1528	2020112395387_pdf.exe	Explorer.EXE
PID 1484 set thread context of 1276	1484	NAPSTAT.EXE	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

2020112395387_pdf.exeNAPSTAT.EXE

pid	process
1528	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

2020112395387_pdf.exe2020112395387_pdf.exeNAPSTAT.EXE

pid	process
240	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1528	2020112395387_pdf.exe
1484	NAPSTAT.EXE
1484	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2020112395387_pdf.exeNAPSTAT.EXE

description pid process

Token: SeDebugPrivilege 1528 2020112395387_pdf.exe
Token: SeDebugPrivilege 1484 NAPSTAT.EXE
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1276 Explorer.EXE
1276 Explorer.EXE
1276 Explorer.EXE
1276 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1276 Explorer.EXE
1276 Explorer.EXE
1276 Explorer.EXE
1276 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1528	2020112395387_pdf.exe
Token: SeDebugPrivilege	1484	NAPSTAT.EXE

pid	process
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE

pid	process
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE
1276	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

2020112395387_pdf.exe2020112395387_pdf.exeNAPSTAT.EXE

description	pid	process	target process
PID 240 wrote to memory of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 240 wrote to memory of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 240 wrote to memory of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 240 wrote to memory of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 240 wrote to memory of 1528	240	2020112395387_pdf.exe	2020112395387_pdf.exe
PID 1528 wrote to memory of 1484	1528	2020112395387_pdf.exe	NAPSTAT.EXE
PID 1528 wrote to memory of 1484	1528	2020112395387_pdf.exe	NAPSTAT.EXE
PID 1528 wrote to memory of 1484	1528	2020112395387_pdf.exe	NAPSTAT.EXE
PID 1528 wrote to memory of 1484	1528	2020112395387_pdf.exe	NAPSTAT.EXE
PID 1484 wrote to memory of 1344	1484	NAPSTAT.EXE	cmd.exe
PID 1484 wrote to memory of 1344	1484	NAPSTAT.EXE	cmd.exe
PID 1484 wrote to memory of 1344	1484	NAPSTAT.EXE	cmd.exe
PID 1484 wrote to memory of 1344	1484	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1276

C:\Users\Admin\AppData\Local\Temp\2020112395387_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\2020112395387_pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:240

C:\Users\Admin\AppData\Local\Temp\2020112395387_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\2020112395387_pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528

C:\Windows\SysWOW64\NAPSTAT.EXE
"C:\Windows\SysWOW64\NAPSTAT.EXE"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\2020112395387_pdf.exe"
5⤵
- Deletes itself
PID:1344

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1276-3-0x0000000006C20000-0x0000000006DBB000-memory.dmp

Filesize
1.6MB

Download
memory/1276-8-0x00000000074B0000-0x000000000764D000-memory.dmp

Filesize
1.6MB

Download
memory/1344-6-0x0000000000000000-mapping.dmp

Download
memory/1484-4-0x0000000000000000-mapping.dmp

Download
memory/1484-5-0x0000000000B30000-0x0000000000B76000-memory.dmp

Filesize
280KB

Download
memory/1484-7-0x0000000000990000-0x0000000000B1F000-memory.dmp

Filesize
1.6MB

Download
memory/1528-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1528-1-0x000000000041EB50-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads