formbook | a83adc88feb896f4fa1b09b3d5043fd506f9de5f6d695f7e18bb3d84019abb85

Analysis

max time kernel
200s
max time network
223s
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 00:53

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General

Target

3340686730dd1fa9f3fa44c38ac8d224.exe
Size

633KB
MD5

3340686730dd1fa9f3fa44c38ac8d224
SHA1

e48f00d2e435d9741d340f76a2d95d159cc74f3b
SHA256

a83adc88feb896f4fa1b09b3d5043fd506f9de5f6d695f7e18bb3d84019abb85
SHA512

054f3a93b5b504568f8a3d87f835efc91140011a6f668e33ae1d33fe7db1f04698b9037ae435a93a462a3a39daa473510730e8e82aefd8d86ee16d780e655e22
SSDEEP

12288:j6CiBXlRKHCXZ8IcxFICx8lYAIL9wix8KjT0Jq2PX05:j6plRKHAnUj3ZsyoJl

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/4844-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

3340686730dd1fa9f3fa44c38ac8d224.exe

description pid process target process

PID 1452 set thread context of 4844 1452 3340686730dd1fa9f3fa44c38ac8d224.exe 3340686730dd1fa9f3fa44c38ac8d224.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3340686730dd1fa9f3fa44c38ac8d224.exe

pid process

4844 3340686730dd1fa9f3fa44c38ac8d224.exe
4844 3340686730dd1fa9f3fa44c38ac8d224.exe

description	pid	process	target process
PID 1452 set thread context of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe

pid	process
4844	3340686730dd1fa9f3fa44c38ac8d224.exe
4844	3340686730dd1fa9f3fa44c38ac8d224.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3340686730dd1fa9f3fa44c38ac8d224.exe

description	pid	process	target process
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe
PID 1452 wrote to memory of 4844	1452	3340686730dd1fa9f3fa44c38ac8d224.exe	3340686730dd1fa9f3fa44c38ac8d224.exe

C:\Users\Admin\AppData\Local\Temp\3340686730dd1fa9f3fa44c38ac8d224.exe
"C:\Users\Admin\AppData\Local\Temp\3340686730dd1fa9f3fa44c38ac8d224.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Local\Temp\3340686730dd1fa9f3fa44c38ac8d224.exe
"C:\Users\Admin\AppData\Local\Temp\3340686730dd1fa9f3fa44c38ac8d224.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4844

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1452-133-0x0000000000AD0000-0x0000000000B74000-memory.dmp

Filesize
656KB

Download
memory/1452-134-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/1452-135-0x0000000005580000-0x0000000005612000-memory.dmp

Filesize
584KB

Download
memory/1452-136-0x0000000005530000-0x0000000005540000-memory.dmp

Filesize
64KB

Download
memory/1452-137-0x0000000005550000-0x000000000555A000-memory.dmp

Filesize
40KB

Download
memory/1452-138-0x0000000005530000-0x0000000005540000-memory.dmp

Filesize
64KB

Download
memory/1452-139-0x0000000008530000-0x00000000085CC000-memory.dmp

Filesize
624KB

Download
memory/4844-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4844-142-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download