formbook | 3a836df9b4e1f719120bdd40cef8893f91224bf2e685308218c38c2ff2c112f7

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
behavioral2/memory/2720-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2720-14-0x000000000041EBD0-mapping.dmp	formbook
behavioral2/memory/732-24-0x0000000000E40000-0x0000000000E6E000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

Bookibg Confirmation_Pdf.exeBookibg Confirmation_Pdf.exeexplorer.exe

description	pid	process	target process
PID 944 set thread context of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 2720 set thread context of 2868	2720	Bookibg Confirmation_Pdf.exe	Explorer.EXE
PID 2720 set thread context of 2868	2720	Bookibg Confirmation_Pdf.exe	Explorer.EXE
PID 732 set thread context of 2868	732	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

Bookibg Confirmation_Pdf.exeexplorer.exe

pid	process
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe
732	explorer.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Bookibg Confirmation_Pdf.exeexplorer.exe

pid	process
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
2720	Bookibg Confirmation_Pdf.exe
732	explorer.exe
732	explorer.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Bookibg Confirmation_Pdf.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 2720 Bookibg Confirmation_Pdf.exe
Token: SeDebugPrivilege 732 explorer.exe

description	pid	process
Token: SeDebugPrivilege	2720	Bookibg Confirmation_Pdf.exe
Token: SeDebugPrivilege	732	explorer.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Bookibg Confirmation_Pdf.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 944 wrote to memory of 2720	944	Bookibg Confirmation_Pdf.exe	Bookibg Confirmation_Pdf.exe
PID 2868 wrote to memory of 732	2868	Explorer.EXE	explorer.exe
PID 2868 wrote to memory of 732	2868	Explorer.EXE	explorer.exe
PID 2868 wrote to memory of 732	2868	Explorer.EXE	explorer.exe
PID 732 wrote to memory of 3696	732	explorer.exe	cmd.exe
PID 732 wrote to memory of 3696	732	explorer.exe	cmd.exe
PID 732 wrote to memory of 3696	732	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:2868

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:944

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:2720

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2852

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:732

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Bookibg Confirmation_Pdf.exe"
3⤵
PID:3696

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/732-21-0x0000000000000000-mapping.dmp

Download
memory/732-24-0x0000000000E40000-0x0000000000E6E000-memory.dmp

Filesize
184KB

Download
memory/732-23-0x00000000012A0000-0x00000000016DF000-memory.dmp

Filesize
4.2MB

Download
memory/732-25-0x0000000005270000-0x0000000005590000-memory.dmp

Filesize
3.1MB

Download
memory/732-26-0x00000000051B0000-0x0000000005243000-memory.dmp

Filesize
588KB

Download
memory/944-9-0x0000000007F30000-0x0000000007F31000-memory.dmp

Filesize
4KB

Download
memory/944-8-0x0000000007C80000-0x0000000007C81000-memory.dmp

Filesize
4KB

Download
memory/944-10-0x0000000007F20000-0x0000000007F21000-memory.dmp

Filesize
4KB

Download
memory/944-11-0x0000000008940000-0x0000000008943000-memory.dmp

Filesize
12KB

Download
memory/944-12-0x0000000001780000-0x00000000017D4000-memory.dmp

Filesize
336KB

Download
memory/944-2-0x0000000073460000-0x0000000073B4E000-memory.dmp

Filesize
6.9MB

Download
memory/944-7-0x0000000007D90000-0x0000000007D91000-memory.dmp

Filesize
4KB

Download
memory/944-6-0x0000000008290000-0x0000000008291000-memory.dmp

Filesize
4KB

Download
memory/944-5-0x0000000007CF0000-0x0000000007CF1000-memory.dmp

Filesize
4KB

Download
memory/944-3-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

Download
memory/2720-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2720-19-0x00000000018D0000-0x00000000018E4000-memory.dmp

Filesize
80KB

Download
memory/2720-16-0x0000000001560000-0x0000000001880000-memory.dmp

Filesize
3.1MB

Download
memory/2720-17-0x0000000001880000-0x0000000001894000-memory.dmp

Filesize
80KB

Download
memory/2720-14-0x000000000041EBD0-mapping.dmp

Download
memory/2868-20-0x0000000005DD0000-0x0000000005EC2000-memory.dmp

Filesize
968KB

Download
memory/2868-18-0x0000000005C90000-0x0000000005D94000-memory.dmp

Filesize
1.0MB

Download
memory/3696-22-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads