formbook | cbdac32d6f43a1f03a26cc2fcc6ea13586f0d7f85764c1626cc71ce30bc0434b

Analysis

max time kernel
139s
max time network
155s
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 08:42

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General

Target

f9178f4a0fd9431b4bf04be1a1f1602f.exe
Size

718KB
MD5

f9178f4a0fd9431b4bf04be1a1f1602f
SHA1

c65726a5d131a83e95dd6d9ebd6aeae63b34db7d
SHA256

cbdac32d6f43a1f03a26cc2fcc6ea13586f0d7f85764c1626cc71ce30bc0434b
SHA512

fe41dfa4d4fa80e468011d37d0eb51244cda7d8a1b2a50557ff65680ae39eba505b6def5afbc2f7e15d09ef686b40b596e9108d195f6b348bf26e30cfd6db6a4
SSDEEP

12288:fwgjjykCS3rhjmC2JIussWxToNXEYZF41OK3G8k/z/ip2PAlwNl:fwgjjykCSVMszToN1TB+lk7a8s2

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/2076-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

f9178f4a0fd9431b4bf04be1a1f1602f.exe

description pid process target process

PID 3612 set thread context of 2076 3612 f9178f4a0fd9431b4bf04be1a1f1602f.exe f9178f4a0fd9431b4bf04be1a1f1602f.exe

description	pid	process	target process
PID 3612 set thread context of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f9178f4a0fd9431b4bf04be1a1f1602f.exef9178f4a0fd9431b4bf04be1a1f1602f.exe

pid	process
3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe
3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe
2076	f9178f4a0fd9431b4bf04be1a1f1602f.exe
2076	f9178f4a0fd9431b4bf04be1a1f1602f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

f9178f4a0fd9431b4bf04be1a1f1602f.exe

description pid process

Token: SeDebugPrivilege 3612 f9178f4a0fd9431b4bf04be1a1f1602f.exe

description	pid	process
Token: SeDebugPrivilege	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

f9178f4a0fd9431b4bf04be1a1f1602f.exe

description	pid	process	target process
PID 3612 wrote to memory of 800	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 800	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 800	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe
PID 3612 wrote to memory of 2076	3612	f9178f4a0fd9431b4bf04be1a1f1602f.exe	f9178f4a0fd9431b4bf04be1a1f1602f.exe

C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe
"C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3612

C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe
"C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe"
2⤵
PID:800

C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe
"C:\Users\Admin\AppData\Local\Temp\f9178f4a0fd9431b4bf04be1a1f1602f.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2076

Network

MITRE ATT&CK Matrix

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Downloads

memory/2076-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2076-142-0x0000000001300000-0x000000000164A000-memory.dmp

Filesize
3.3MB

Download
memory/3612-133-0x0000000000160000-0x000000000021A000-memory.dmp

Filesize
744KB

Download
memory/3612-134-0x00000000051D0000-0x0000000005774000-memory.dmp

Filesize
5.6MB

Download
memory/3612-135-0x0000000004C20000-0x0000000004CB2000-memory.dmp

Filesize
584KB

Download
memory/3612-136-0x0000000004BE0000-0x0000000004BEA000-memory.dmp

Filesize
40KB

Download
memory/3612-137-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/3612-138-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/3612-139-0x0000000000950000-0x00000000009EC000-memory.dmp

Filesize
624KB

Download