formbook | 6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-05-2023 09:43

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General

Target

6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
Size

641KB
MD5

d61d2dd6df28f48ee8bd91a354f0ea75
SHA1

f1b8861cc5fb41b4cba92fd56d33662a7bac5c29
SHA256

6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a
SHA512

c2c55298203befe54ffec3215387b17d6b19e7c2a4cd9f09bf89647a40c5ea50e1411285adb4790d869354abfe9d5c15d2c2dc259d87b7ec270f29f731de7a15
SSDEEP

12288:07a7Kdqsfri11yT9bTPwEqG21tQ6BbtF0lJ70L7/MEg:tKPfri1YNvt20s2wLn

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/4052-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

description	pid	process	target process
PID 4380 set thread context of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

pid	process
4052	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
4052	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

description	pid	process	target process
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
PID 4380 wrote to memory of 4052	4380	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe	6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe

C:\Users\Admin\AppData\Local\Temp\6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
"C:\Users\Admin\AppData\Local\Temp\6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4380

C:\Users\Admin\AppData\Local\Temp\6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe
"C:\Users\Admin\AppData\Local\Temp\6f6635f95155f37d66c295977e973d28b681fb57fc50caf361e5e13f1037008a.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4052

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4052-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4052-142-0x0000000001230000-0x000000000157A000-memory.dmp

Filesize
3.3MB

Download
memory/4380-133-0x0000000000030000-0x00000000000D6000-memory.dmp

Filesize
664KB

Download
memory/4380-134-0x0000000005160000-0x0000000005704000-memory.dmp

Filesize
5.6MB

Download
memory/4380-135-0x0000000004A80000-0x0000000004B12000-memory.dmp

Filesize
584KB

Download
memory/4380-136-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/4380-137-0x0000000004B30000-0x0000000004B3A000-memory.dmp

Filesize
40KB

Download
memory/4380-138-0x0000000004D50000-0x0000000004D60000-memory.dmp

Filesize
64KB

Download
memory/4380-139-0x0000000009FF0000-0x000000000A08C000-memory.dmp

Filesize
624KB

Download