formbook | 1f7fab26098e805c651f1c6fdbbfb99e1d1de4cf0c4564d0ff460aae879d815a

General

Target

order SEC.exe
Size

303KB
MD5

d0b89f322dfa77b6a13aabf7f7984f87
SHA1

81d40efb20f6dbfdb8e14a87c57d26b5dc9217d9
SHA256

228e2e5ff30fec5cdde918f48e98664d9bf1f77f550666baa21208ca9b047af4
SHA512

ee98f698267f78abe777276a6853f17499098f9de546ee87ccd4eafd1bc361a0340625a0a9defb11380396297f5fb3200fba14822571618574e127403a88930e

Score

10^/10

formbook g8u rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

g8u

Decoy

stuition.com

mj-sculpture.com

cannatainmentevents.com

dianjintang.com

rmlusitania.info

effet-spiruline.com

flatheme.com

supergaminator-vip.com

craftyourmagic.com

lakai.ltd

electionshawaii.com

iqpdct.com

thebestfourstarhotels.com

satoshiceo.com

saintmartiner.com

brothersmarinetoronto.com

citicoin.online

scentsationalsniffers.com

hellonighbourgameees.com

displayonline-france.com

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/552-54-0x0000000001310000-0x0000000001360000-memory.dmp	formbook
behavioral1/memory/552-55-0x0000000001310000-0x0000000001360000-memory.dmp	formbook
behavioral1/memory/1760-62-0x00000000000C0000-0x00000000000ED000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

908 cmd.exe

pid	process
908	cmd.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

order SEC.exechkdsk.exe

description	pid	process	target process
PID 552 set thread context of 1252	552	order SEC.exe	Explorer.EXE
PID 1760 set thread context of 1252	1760	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

order SEC.exechkdsk.exe

pid	process
552	order SEC.exe
552	order SEC.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe
1760	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

order SEC.exechkdsk.exe

pid process

552 order SEC.exe
552 order SEC.exe
552 order SEC.exe
1760 chkdsk.exe
1760 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

order SEC.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 552 order SEC.exe
Token: SeDebugPrivilege 1760 chkdsk.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1252 Explorer.EXE
1252 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1252 Explorer.EXE
1252 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	552	order SEC.exe
Token: SeDebugPrivilege	1760	chkdsk.exe

pid	process
1252	Explorer.EXE
1252	Explorer.EXE

pid	process
1252	Explorer.EXE
1252	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEchkdsk.exe

description	pid	process	target process
PID 1252 wrote to memory of 1760	1252	Explorer.EXE	chkdsk.exe
PID 1252 wrote to memory of 1760	1252	Explorer.EXE	chkdsk.exe
PID 1252 wrote to memory of 1760	1252	Explorer.EXE	chkdsk.exe
PID 1252 wrote to memory of 1760	1252	Explorer.EXE	chkdsk.exe
PID 1760 wrote to memory of 908	1760	chkdsk.exe	cmd.exe
PID 1760 wrote to memory of 908	1760	chkdsk.exe	cmd.exe
PID 1760 wrote to memory of 908	1760	chkdsk.exe	cmd.exe
PID 1760 wrote to memory of 908	1760	chkdsk.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:1252

C:\Users\Admin\AppData\Local\Temp\order SEC.exe
"C:\Users\Admin\AppData\Local\Temp\order SEC.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:552

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\order SEC.exe"
3⤵
- Deletes itself
PID:908

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/552-54-0x0000000001310000-0x0000000001360000-memory.dmp

Filesize
320KB

Download
memory/552-55-0x0000000001310000-0x0000000001360000-memory.dmp

Filesize
320KB

Download
memory/552-56-0x0000000000DA0000-0x00000000010A3000-memory.dmp

Filesize
3.0MB

Download
memory/552-57-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/908-60-0x0000000000000000-mapping.dmp

Download
memory/1252-58-0x0000000005F90000-0x00000000060B3000-memory.dmp

Filesize
1.1MB

Download
memory/1252-65-0x00000000061E0000-0x000000000635D000-memory.dmp

Filesize
1.5MB

Download
memory/1760-59-0x0000000000000000-mapping.dmp

Download
memory/1760-61-0x0000000000430000-0x0000000000437000-memory.dmp

Filesize
28KB

Download
memory/1760-62-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/1760-63-0x0000000001FF0000-0x00000000022F3000-memory.dmp

Filesize
3.0MB

Download
memory/1760-64-0x0000000001E00000-0x0000000001E93000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads