formbook | a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f

Analysis

max time kernel
43s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
06-01-2023 13:15

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General

Target

a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
Size

893KB
MD5

d4387d08bd63a80fb6b4adf649a69353
SHA1

2cfeca6fd6d09dc182b68ff63e07394b255134a7
SHA256

a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f
SHA512

8f523d8d2fbecd85dd69bcf39c3ba62bfd106bb65d9b5da71e5b75cfa9f9935ca6dc2aec7c59d36caf246f16af5452f9fe35b8f63c825f463735f57d8b78e354
SSDEEP

24576:8bFdELpCybniAU6NH80dox7lDQryH/vdUhA:SFdELpCybniAU62xEryH/Wh

Score

10^/10

formbook asdo rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

asdo

Decoy

31/RFVD/FFkpCuo=

LS2evkT1Hf54yJ3A01ZhjLFKSw==

Dw25w8eoM4HRQ9T8YA==

F2rI9TgH1uCf

VOuuxD/qTPifG/QDJ76coQ==

9smUEHwvvAcD3rnTM3IZg7fh

k4RlZq6jXYrfEg==

1+E7QsiGloB8qoio4Oh/

dALS/H0nMg+jCtM1RpZ+

thNv9GMouDLIFvESJ76coQ==

Tc54uifIU66mck2hvrtXnVbp

cINUAYgiqlkpCuo=

ma2AwPyPmpxd2bPRMksak0T7uEg9kA==

RlMlYJ9UpFIz7dg1RpZ+

klG+mNmHrHcFhmZ12SNGhmN+0f6MaMs=

V/nT2VgHD+hito+tBumEzTyVl5g=

0Zto8FjseN7v8MAW6ZkZg7fh

gbGlkddlXYrfEg==

pymXGHouvjhnKg8+qD8bLcY=

VelU01Tk/+CzegtywL4=

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

description	pid	process	target process
PID 1744 set thread context of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

pid process

652 a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

pid	process
652	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

description	pid	process	target process
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
PID 1744 wrote to memory of 652	1744	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe	a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe

C:\Users\Admin\AppData\Local\Temp\a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
"C:\Users\Admin\AppData\Local\Temp\a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1744

C:\Users\Admin\AppData\Local\Temp\a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe
"C:\Users\Admin\AppData\Local\Temp\a831aa365ba3881d1b31e77d45bb547a8b39fc19e16b3303399dae2ccb52a31f.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:652

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/652-64-0x00000000004012B0-mapping.dmp

Download
memory/652-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/652-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/652-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/652-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/652-67-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/652-68-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/1744-55-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/1744-56-0x0000000000450000-0x0000000000460000-memory.dmp

Filesize
64KB

Download
memory/1744-57-0x0000000000470000-0x000000000047A000-memory.dmp

Filesize
40KB

Download
memory/1744-58-0x0000000005080000-0x00000000050F0000-memory.dmp

Filesize
448KB

Download
memory/1744-59-0x00000000050F0000-0x0000000005124000-memory.dmp

Filesize
208KB

Download
memory/1744-54-0x0000000000D30000-0x0000000000E16000-memory.dmp

Filesize
920KB

Download