formbook | 929a7bad454fe91b472f3cf802633eaab7c4673e55a9dc03ff820cedf8309251

General

Target

Bookibg Confirmation_Pdf.exe
Size

792KB
MD5

f8ebfd07c19a299ac8da762992a3c36b
SHA1

7ef77d36b5bc3ab145d6482396c9d73500083859
SHA256

929a7bad454fe91b472f3cf802633eaab7c4673e55a9dc03ff820cedf8309251
SHA512

5f0b71f880408f306ea267098f46b340538cf4529d9c8c2838694eef9047410bf0bbed1f2f11c5addf50eb94eb0029db87eb8730349d1a5b63603e06ab61ac2f

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.workonlinetimallen.com/dll/

Decoy

nyeconcreations.com

generar-k.com

refugiodelmate.com

elementclubhouse.com

freescorrs.xyz

tonesweettone.com

lojachicco.com

cyberxchange.net

strobelsolutions.com

tipsytravelerbar.com

shesheofnewyork.com

jdallmed.com

woefys.online

naviwatch.net

yuelvzuche.com

thehoneysuppliers.site

smokindeebflavors.com

preventvaccins.com

thepraisehouse.com

lgbtpridedirectory.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/1268-9-0x000000000041EBD0-mapping.dmp	formbook
behavioral1/memory/1268-8-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1016-17-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

916 cmd.exe

pid	process
916	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Bookibg Confirmation_Pdf.exeBookibg Confirmation_Pdf.exeNETSTAT.EXE

description	pid	process	target process
PID 1724 set thread context of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1268 set thread context of 1248	1268	Bookibg Confirmation_Pdf.exe	Explorer.EXE
PID 1016 set thread context of 1248	1016	NETSTAT.EXE	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

1016 NETSTAT.EXE

pid	process
1016	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

Bookibg Confirmation_Pdf.exeNETSTAT.EXE

pid	process
1268	Bookibg Confirmation_Pdf.exe
1268	Bookibg Confirmation_Pdf.exe
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE
1016	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Bookibg Confirmation_Pdf.exeNETSTAT.EXE

pid process

1268 Bookibg Confirmation_Pdf.exe
1268 Bookibg Confirmation_Pdf.exe
1268 Bookibg Confirmation_Pdf.exe
1016 NETSTAT.EXE
1016 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bookibg Confirmation_Pdf.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 1268 Bookibg Confirmation_Pdf.exe
Token: SeDebugPrivilege 1016 NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	1268	Bookibg Confirmation_Pdf.exe
Token: SeDebugPrivilege	1016	NETSTAT.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Bookibg Confirmation_Pdf.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1724 wrote to memory of 1268	1724	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 1248 wrote to memory of 1016	1248	Explorer.EXE	NETSTAT.EXE
PID 1248 wrote to memory of 1016	1248	Explorer.EXE	NETSTAT.EXE
PID 1248 wrote to memory of 1016	1248	Explorer.EXE	NETSTAT.EXE
PID 1248 wrote to memory of 1016	1248	Explorer.EXE	NETSTAT.EXE
PID 1016 wrote to memory of 916	1016	NETSTAT.EXE	cmd.exe
PID 1016 wrote to memory of 916	1016	NETSTAT.EXE	cmd.exe
PID 1016 wrote to memory of 916	1016	NETSTAT.EXE	cmd.exe
PID 1016 wrote to memory of 916	1016	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1248

C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1268

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1016

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe"
3⤵
- Deletes itself
PID:916

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/916-15-0x0000000000000000-mapping.dmp

Download
memory/1016-19-0x0000000001FC0000-0x0000000002053000-memory.dmp

Filesize
588KB

Download
memory/1016-17-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1016-18-0x0000000002080000-0x0000000002383000-memory.dmp

Filesize
3.0MB

Download
memory/1016-16-0x00000000009A0000-0x00000000009A9000-memory.dmp

Filesize
36KB

Download
memory/1016-14-0x0000000000000000-mapping.dmp

Download
memory/1248-13-0x0000000003CB0000-0x0000000003DB8000-memory.dmp

Filesize
1.0MB

Download
memory/1268-12-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/1268-11-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/1268-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1268-9-0x000000000041EBD0-mapping.dmp

Download
memory/1724-2-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-7-0x0000000004A30000-0x0000000004A84000-memory.dmp

Filesize
336KB

Download
memory/1724-6-0x0000000000510000-0x0000000000513000-memory.dmp

Filesize
12KB

Download
memory/1724-5-0x00000000072E0000-0x00000000072E1000-memory.dmp

Filesize
4KB

Download
memory/1724-3-0x0000000000A10000-0x0000000000A11000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads