formbook | 44665e986b18ac11dfc0d8226d232b436310ae04126362e26d9b59cb85b2827d

Analysis

max time kernel
103s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2023 07:23

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General

Target

d8bcc7fec4316837552ab05d31e9c555.exe
Size

745KB
MD5

d8bcc7fec4316837552ab05d31e9c555
SHA1

07d05cb3ed305be4bc00100de8ce1c955c0f0971
SHA256

44665e986b18ac11dfc0d8226d232b436310ae04126362e26d9b59cb85b2827d
SHA512

3cd9186d9bceb4a0bf6e8de8e3f8f63779c52bf24ee722a767c3f45729a8386b7d13434a057ea7fd7c829755350b78f6023fd2a4059ecab5b1f922d4b00cd652
SSDEEP

12288:nZZAXdHMH91DzZAsMaISA2gONZnRjBoQYBV/st2dHo5StoMZU+9P2rzLuRN0o:ZZeHMd1DtABaISA25jnxs/st8Amr2rfk

Score

10^/10

formbook gtt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

thesuccessbot.com

rittercivil.com

jt1.fun

d365extension.com

quqoxeq.top

visittworiverswi.com

bfprotienda.com

greenhabitsph.com

ladmere.com

clockboutiques.com

minwart.xyz

xinyuejiancai.online

eggsl.com

fetchingcandles.com

skywatiniya.com

hinkley.news

realityonlineenterprises.com

teamcroissant.com

esfera-pv.ch

herdadedosmontesbastos.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/796-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

d8bcc7fec4316837552ab05d31e9c555.exe

description pid process target process

PID 4492 set thread context of 796 4492 d8bcc7fec4316837552ab05d31e9c555.exe d8bcc7fec4316837552ab05d31e9c555.exe

description	pid	process	target process
PID 4492 set thread context of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

d8bcc7fec4316837552ab05d31e9c555.exed8bcc7fec4316837552ab05d31e9c555.exe

pid	process
4492	d8bcc7fec4316837552ab05d31e9c555.exe
4492	d8bcc7fec4316837552ab05d31e9c555.exe
796	d8bcc7fec4316837552ab05d31e9c555.exe
796	d8bcc7fec4316837552ab05d31e9c555.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d8bcc7fec4316837552ab05d31e9c555.exe

description pid process

Token: SeDebugPrivilege 4492 d8bcc7fec4316837552ab05d31e9c555.exe

description	pid	process
Token: SeDebugPrivilege	4492	d8bcc7fec4316837552ab05d31e9c555.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

d8bcc7fec4316837552ab05d31e9c555.exe

description	pid	process	target process
PID 4492 wrote to memory of 4388	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 4388	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 4388	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe
PID 4492 wrote to memory of 796	4492	d8bcc7fec4316837552ab05d31e9c555.exe	d8bcc7fec4316837552ab05d31e9c555.exe

C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe
"C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4492

C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe
"C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe"
2⤵
PID:4388

C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe
"C:\Users\Admin\AppData\Local\Temp\d8bcc7fec4316837552ab05d31e9c555.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:796

Network

MITRE ATT&CK Matrix

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Downloads

memory/796-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/796-142-0x0000000001440000-0x000000000178A000-memory.dmp

Filesize
3.3MB

Download
memory/4492-133-0x00000000001C0000-0x0000000000280000-memory.dmp

Filesize
768KB

Download
memory/4492-134-0x0000000005290000-0x0000000005834000-memory.dmp

Filesize
5.6MB

Download
memory/4492-135-0x0000000004CE0000-0x0000000004D72000-memory.dmp

Filesize
584KB

Download
memory/4492-136-0x0000000004C40000-0x0000000004C4A000-memory.dmp

Filesize
40KB

Download
memory/4492-137-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4492-138-0x0000000004C30000-0x0000000004C40000-memory.dmp

Filesize
64KB

Download
memory/4492-139-0x0000000008140000-0x00000000081DC000-memory.dmp

Filesize
624KB

Download