formbook | 6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
06-06-2024 01:27

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General

Target

6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
Size

1.0MB
MD5

8170ed5deb6ad823fc7ae0b4d3c0cb4d
SHA1

b851fda5941039c70879c1c5aaafe7ee98f1d4f6
SHA256

6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380
SHA512

e42b0be31d5bec09621dfe297c93416122dceaa7feccd270b89a0e6f595c0aad869a296732d2f549976df45528781430586e1b564f165b97ae129ec0a4e88feb
SSDEEP

24576:2AHnh+eWsN3skA4RV1Hom2KXMmHaeVM8iSU2HMMOuvzON5:Rh+ZkldoPK8YaeVs2s0U

Score

10^/10

formbook da29 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

da29

Decoy

kas-travel.com

hy1618.net

biosrch.com

sharvellestudio.com

56416.ooo

953700958.com

500051.com

clic.coach

veriosg.xyz

aptsafety.com

cucinaconestilo.com

sercettopper.com

diycoldplungetub.com

hostingopinion.com

mediatechnologysolutions.com

nodogwifnohat.com

ethpiee.com

tragaperrasbares.com

bbbcf.top

jtxu6.top

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/616-11-0x00000000006E0000-0x000000000070F000-memory.dmp	formbook
behavioral2/memory/616-15-0x00000000006E0000-0x000000000070F000-memory.dmp	formbook
behavioral2/memory/3232-21-0x0000000000310000-0x000000000033F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5112 set thread context of 616	5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe	86
PID 616 set thread context of 3480	616	svchost.exe	56
PID 3232 set thread context of 3480	3232	mstsc.exe	56

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3628	5112	WerFault.exe	82

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe
3232	mstsc.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
3232	mstsc.exe
3232	mstsc.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	616	svchost.exe
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE
Token: SeDebugPrivilege	3232	mstsc.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
3480	Explorer.EXE
3480	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3480	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 616	5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe	86
PID 5112 wrote to memory of 616	5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe	86
PID 5112 wrote to memory of 616	5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe	86
PID 5112 wrote to memory of 616	5112	6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe	86
PID 3480 wrote to memory of 3232	3480	Explorer.EXE	90
PID 3480 wrote to memory of 3232	3480	Explorer.EXE	90
PID 3480 wrote to memory of 3232	3480	Explorer.EXE	90
PID 3232 wrote to memory of 2392	3232	mstsc.exe	92
PID 3232 wrote to memory of 2392	3232	mstsc.exe	92
PID 3232 wrote to memory of 2392	3232	mstsc.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3480
- C:\Users\Admin\AppData\Local\Temp\6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe
  "C:\Users\Admin\AppData\Local\Temp\6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:5112
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\6305683c82227f88452f652423871426259657f45fc89ad8802b3e92b49e0380.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 700
    3⤵
    - Program crash
    PID:3628
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3232
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5112 -ip 5112
1⤵
PID:3388

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/616-16-0x0000000001120000-0x0000000001134000-memory.dmp

Filesize
80KB

Download
memory/616-11-0x00000000006E0000-0x000000000070F000-memory.dmp

Filesize
188KB

Download
memory/616-14-0x0000000001200000-0x000000000154A000-memory.dmp

Filesize
3.3MB

Download
memory/616-15-0x00000000006E0000-0x000000000070F000-memory.dmp

Filesize
188KB

Download
memory/3232-18-0x0000000000940000-0x0000000000A7A000-memory.dmp

Filesize
1.2MB

Download
memory/3232-20-0x0000000000940000-0x0000000000A7A000-memory.dmp

Filesize
1.2MB

Download
memory/3232-21-0x0000000000310000-0x000000000033F000-memory.dmp

Filesize
188KB

Download
memory/3480-17-0x00000000087D0000-0x000000000894B000-memory.dmp

Filesize
1.5MB

Download
memory/3480-23-0x00000000087D0000-0x000000000894B000-memory.dmp

Filesize
1.5MB

Download
memory/3480-26-0x00000000084C0000-0x0000000008566000-memory.dmp

Filesize
664KB

Download
memory/3480-27-0x00000000084C0000-0x0000000008566000-memory.dmp

Filesize
664KB

Download
memory/3480-30-0x00000000084C0000-0x0000000008566000-memory.dmp

Filesize
664KB

Download
memory/5112-10-0x0000000002190000-0x0000000002194000-memory.dmp

Filesize
16KB

Download