formbook | c470e4b00af7989d546bcc74d51f93920ad6b17c097eb8fdece7f701d68ae052

General

Target

Our request file PDF.exe
Size

738KB
MD5

44a1abbd8fc39806ecce13416df1e150
SHA1

050136ecb066c07cbad131cf565fa07c7f0be75a
SHA256

c470e4b00af7989d546bcc74d51f93920ad6b17c097eb8fdece7f701d68ae052
SHA512

ede306271ebbb5bd08b2f21479767aead0fe7e7f62f44b2c66fc88d71b7d1f9e6711350fb7d69cb2f170d1a8a15a3bd18364718e607a02c4b7da587146de7e1e
SSDEEP

12288:k2iNa+PFC1XliH3mluQGhdYRhF82yyJMkOZ:k1wt1XliH3QCdYBJyWHO

Score

10^/10

formbook he2a rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

connectioncompass.store

zekicharge.com

dp77.shop

guninfo.guru

mamaeconomics.net

narcisme.coach

redtopassociates.com

ezezn.com

theoregondog.com

pagosmultired.online

emsculptcenterofne.com

meet-friends.online

pf326.com

wealthjigsaw.xyz

arsajib.com

kickassholdings.online

avaturre.biz

dtslogs.com

lb92.tech

pittalam.com

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/320-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/320-64-0x000000000041F080-mapping.dmp	formbook
behavioral1/memory/320-70-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1436-73-0x00000000000E0000-0x000000000010F000-memory.dmp	formbook
behavioral1/memory/1436-77-0x00000000000E0000-0x000000000010F000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
1904	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1176 set thread context of 320	1176	Our request file PDF.exe	28
PID 320 set thread context of 1284	320	Our request file PDF.exe	17
PID 1436 set thread context of 1284	1436	help.exe	17

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
320	Our request file PDF.exe
320	Our request file PDF.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe
1436	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1284	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
320	Our request file PDF.exe
320	Our request file PDF.exe
320	Our request file PDF.exe
1436	help.exe
1436	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	Our request file PDF.exe
Token: SeDebugPrivilege	1436	help.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1176 wrote to memory of 320	1176	Our request file PDF.exe	28
PID 1284 wrote to memory of 1436	1284	Explorer.EXE	29
PID 1284 wrote to memory of 1436	1284	Explorer.EXE	29
PID 1284 wrote to memory of 1436	1284	Explorer.EXE	29
PID 1284 wrote to memory of 1436	1284	Explorer.EXE	29
PID 1436 wrote to memory of 1904	1436	help.exe	30
PID 1436 wrote to memory of 1904	1436	help.exe	30
PID 1436 wrote to memory of 1904	1436	help.exe	30
PID 1436 wrote to memory of 1904	1436	help.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1284
- C:\Users\Admin\AppData\Local\Temp\Our request file PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Our request file PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1176
- - C:\Users\Admin\AppData\Local\Temp\Our request file PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Our request file PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:320
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1436
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Our request file PDF.exe"
    3⤵
    - Deletes itself
    PID:1904

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/320-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/320-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/320-67-0x0000000000170000-0x0000000000185000-memory.dmp

Filesize
84KB

Download
memory/320-66-0x0000000000CD0000-0x0000000000FD3000-memory.dmp

Filesize
3.0MB

Download
memory/320-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/320-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1176-59-0x00000000041A0000-0x00000000041D4000-memory.dmp

Filesize
208KB

Download
memory/1176-55-0x0000000074FA1000-0x0000000074FA3000-memory.dmp

Filesize
8KB

Download
memory/1176-58-0x0000000004FF0000-0x0000000005060000-memory.dmp

Filesize
448KB

Download
memory/1176-57-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/1176-56-0x0000000000480000-0x0000000000490000-memory.dmp

Filesize
64KB

Download
memory/1176-54-0x0000000000940000-0x00000000009FE000-memory.dmp

Filesize
760KB

Download
memory/1284-68-0x00000000061D0000-0x00000000062B6000-memory.dmp

Filesize
920KB

Download
memory/1284-76-0x0000000006C70000-0x0000000006DDC000-memory.dmp

Filesize
1.4MB

Download
memory/1284-78-0x0000000006C70000-0x0000000006DDC000-memory.dmp

Filesize
1.4MB

Download
memory/1436-72-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1436-73-0x00000000000E0000-0x000000000010F000-memory.dmp

Filesize
188KB

Download
memory/1436-74-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download
memory/1436-75-0x0000000000700000-0x0000000000794000-memory.dmp

Filesize
592KB

Download
memory/1436-77-0x00000000000E0000-0x000000000010F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing