formbook | 317b44cb1a42636529caa86b5d3caeaa3689e3b58f6a414406c5d022635a99a6

General

Target

test_prog.exe
Size

184KB
MD5

010c67f8960f277321803f5b9072dde9
SHA1

5980cc8f60853f97ad4879a4109378051387e67d
SHA256

317b44cb1a42636529caa86b5d3caeaa3689e3b58f6a414406c5d022635a99a6
SHA512

821f700fb2e7d690c4d7a419aec8d367c83a48dffcd4443e823d99a47e23a5592c3fe810ff12a42810eb97261ec93a90a90a76e85c58a39475889ecb281562d5

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.martinbrosenterprise.com/nyd/

Decoy

acpqpmq.icu

byonf.com

physicianco.com

wecare4therich.com

kenziesboutique.com

coachingfortransformation.co.uk

redenginegames.info

allindefi.xyz

hashflo.com

carnivalhotels.net

yogatrac.com

hotel-gasthof-neukirchen.com

ebn-lapak.com

xn--3iqa8101avze.com

sanimist.store

studentsafetysheild.store

themontalbanogroup.com

oyunhaberler.com

sportsbooksnv.com

yogiinthedistrict.com

Signatures

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

Formbook Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1264-67-0x0000000000090000-0x00000000000BE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1508 cmd.exe

pid	process
1508	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

test_prog.exerundll32.exe

description	pid	process	target process
PID 1612 set thread context of 1272	1612	test_prog.exe	Explorer.EXE
PID 1264 set thread context of 1272	1264	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

test_prog.exerundll32.exe

pid	process
1612	test_prog.exe
1612	test_prog.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe
1264	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

test_prog.exerundll32.exe

pid process

1612 test_prog.exe
1612 test_prog.exe
1612 test_prog.exe
1264 rundll32.exe
1264 rundll32.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

test_prog.exerundll32.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1612	test_prog.exe
Token: SeDebugPrivilege	1264	rundll32.exe
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE
Token: SeShutdownPrivilege	1272	Explorer.EXE

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

Explorer.EXE

pid process

1272 Explorer.EXE
1272 Explorer.EXE
1272 Explorer.EXE
1272 Explorer.EXE
1272 Explorer.EXE
1272 Explorer.EXE

Suspicious use of SendNotifyMessage 38 IoCs

Processes:

Explorer.EXE

pid	process
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE
1272	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Explorer.EXErundll32.exe

description	pid	process	target process
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1272 wrote to memory of 1264	1272	Explorer.EXE	rundll32.exe
PID 1264 wrote to memory of 1508	1264	rundll32.exe	cmd.exe
PID 1264 wrote to memory of 1508	1264	rundll32.exe	cmd.exe
PID 1264 wrote to memory of 1508	1264	rundll32.exe	cmd.exe
PID 1264 wrote to memory of 1508	1264	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1272

C:\Users\Admin\AppData\Local\Temp\test_prog.exe
"C:\Users\Admin\AppData\Local\Temp\test_prog.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1612

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1264

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\test_prog.exe"
3⤵
- Deletes itself
PID:1508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1264-63-0x0000000000000000-mapping.dmp

Download
memory/1264-64-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

Download
memory/1264-66-0x00000000004B0000-0x00000000004BE000-memory.dmp

Filesize
56KB

Download
memory/1264-67-0x0000000000090000-0x00000000000BE000-memory.dmp

Filesize
184KB

Download
memory/1264-68-0x0000000001FB0000-0x00000000022B3000-memory.dmp

Filesize
3.0MB

Download
memory/1264-69-0x0000000001E20000-0x0000000001EB3000-memory.dmp

Filesize
588KB

Download
memory/1272-59-0x0000000002A00000-0x0000000002A10000-memory.dmp

Filesize
64KB

Download
memory/1272-62-0x0000000006B50000-0x0000000006CB6000-memory.dmp

Filesize
1.4MB

Download
memory/1272-70-0x0000000006CC0000-0x0000000006E37000-memory.dmp

Filesize
1.5MB

Download
memory/1508-65-0x0000000000000000-mapping.dmp

Download
memory/1612-60-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/1612-61-0x0000000000150000-0x0000000000164000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads