formbook | ab2af768a15bf36f36de51389f4ee62cb0816779473a53716cee76734bda7538

Analysis

max time kernel
133s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2022 15:45

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General

Target

3b61d04e555f74f42e22c71a5885ac71.exe
Size

636KB
MD5

3b61d04e555f74f42e22c71a5885ac71
SHA1

9c774e98b87394627d311a552d8bde85d57b327c
SHA256

ab2af768a15bf36f36de51389f4ee62cb0816779473a53716cee76734bda7538
SHA512

f7363fa7857e791e6fd9320fba7c1d3927fd4c0aa6a7935a88ffabd747323f0e93d12a8f3c4be2625606e86c8f612e4271ef9ee41848d3bf2a8bdc4fed328f70
SSDEEP

12288:yucKpbKbf92TXwpL3sMcIobFB5BD8tVvkwkrscPA3QR+:yF4bKOORcIoxBDr1P/

Score

10^/10

formbook d94i rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d94i

Decoy

drain-pipe-cleaning-74655.com

culligandiiy.com

lknja.shop

salon-atmosfera.ru

steamgeneratorboilers.com

drain-pipe-cleaning-30896.com

dinoton.fun

feed-v.com

aym-brum.co.uk

bxztil.xyz

infinite-transformation.com

caticmicro.com

abrahamgranda.com

cleaninggem.com

hi5279.com

jainsdigitalservices.com

cglsuperset.com

kephatonrx.com

babyhandmold.com

braceelet.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4852-138-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

3b61d04e555f74f42e22c71a5885ac71.exe

description pid process target process

PID 4284 set thread context of 4852 4284 3b61d04e555f74f42e22c71a5885ac71.exe 3b61d04e555f74f42e22c71a5885ac71.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3b61d04e555f74f42e22c71a5885ac71.exe

pid process

4852 3b61d04e555f74f42e22c71a5885ac71.exe
4852 3b61d04e555f74f42e22c71a5885ac71.exe

description	pid	process	target process
PID 4284 set thread context of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe

pid	process
4852	3b61d04e555f74f42e22c71a5885ac71.exe
4852	3b61d04e555f74f42e22c71a5885ac71.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3b61d04e555f74f42e22c71a5885ac71.exe

description	pid	process	target process
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe
PID 4284 wrote to memory of 4852	4284	3b61d04e555f74f42e22c71a5885ac71.exe	3b61d04e555f74f42e22c71a5885ac71.exe

C:\Users\Admin\AppData\Local\Temp\3b61d04e555f74f42e22c71a5885ac71.exe
"C:\Users\Admin\AppData\Local\Temp\3b61d04e555f74f42e22c71a5885ac71.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4284

C:\Users\Admin\AppData\Local\Temp\3b61d04e555f74f42e22c71a5885ac71.exe
"C:\Users\Admin\AppData\Local\Temp\3b61d04e555f74f42e22c71a5885ac71.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4852

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4284-132-0x0000000000B80000-0x0000000000C26000-memory.dmp

Filesize
664KB

Download
memory/4284-133-0x0000000005B50000-0x00000000060F4000-memory.dmp

Filesize
5.6MB

Download
memory/4284-134-0x0000000005640000-0x00000000056D2000-memory.dmp

Filesize
584KB

Download
memory/4284-135-0x00000000055D0000-0x00000000055DA000-memory.dmp

Filesize
40KB

Download
memory/4284-136-0x0000000009040000-0x00000000090DC000-memory.dmp

Filesize
624KB

Download
memory/4852-137-0x0000000000000000-mapping.dmp

Download
memory/4852-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4852-139-0x00000000015C0000-0x000000000190A000-memory.dmp

Filesize
3.3MB

Download