formbook | 120694aadf1eb3c014ff05aea81661da85e34080d23ee2570b98d88b504b1819

General

Target

bankdetails.exe
Size

670KB
MD5

c5bfc79069cf743f50c82449ff7b597c
SHA1

b7ce8cce3995ff60ca0be6ff2fad05f30cca57a7
SHA256

120694aadf1eb3c014ff05aea81661da85e34080d23ee2570b98d88b504b1819
SHA512

bfd19942dc549d78c26f7b3bdcc6d1b897d39bd2a34ac0b7f982f5e139e8a84c5d017d18976d1cedf37016f9d5d1d77389b8fe949730e8db94691166c904b7bd
SSDEEP

12288:+Ff2iN+LwRQe3EVNyFoSfoy6zaYbtUkHTDeDXCvLMpLSt:I18Lw6jVNyFofy0btUkHPeDSja

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3764-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3764-144-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2856-150-0x0000000000AB0000-0x0000000000ADF000-memory.dmp	formbook
behavioral2/memory/2856-152-0x0000000000AB0000-0x0000000000ADF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

bankdetails.exebankdetails.exerundll32.exe

description	pid	process	target process
PID 952 set thread context of 3764	952	bankdetails.exe	bankdetails.exe
PID 3764 set thread context of 3148	3764	bankdetails.exe	Explorer.EXE
PID 2856 set thread context of 3148	2856	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 38 IoCs

Processes:

bankdetails.exerundll32.exe

pid	process
3764	bankdetails.exe
3764	bankdetails.exe
3764	bankdetails.exe
3764	bankdetails.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe
2856	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3148 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

bankdetails.exerundll32.exe

pid process

3764 bankdetails.exe
3764 bankdetails.exe
3764 bankdetails.exe
2856 rundll32.exe
2856 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

bankdetails.exerundll32.exe

description pid process

Token: SeDebugPrivilege 3764 bankdetails.exe
Token: SeDebugPrivilege 2856 rundll32.exe

pid	process
3148	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	3764	bankdetails.exe
Token: SeDebugPrivilege	2856	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

bankdetails.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 952 wrote to memory of 3764	952	bankdetails.exe	bankdetails.exe
PID 3148 wrote to memory of 2856	3148	Explorer.EXE	rundll32.exe
PID 3148 wrote to memory of 2856	3148	Explorer.EXE	rundll32.exe
PID 3148 wrote to memory of 2856	3148	Explorer.EXE	rundll32.exe
PID 2856 wrote to memory of 4104	2856	rundll32.exe	cmd.exe
PID 2856 wrote to memory of 4104	2856	rundll32.exe	cmd.exe
PID 2856 wrote to memory of 4104	2856	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3148

C:\Users\Admin\AppData\Local\Temp\bankdetails.exe
"C:\Users\Admin\AppData\Local\Temp\bankdetails.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:952

C:\Users\Admin\AppData\Local\Temp\bankdetails.exe
"C:\Users\Admin\AppData\Local\Temp\bankdetails.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3764

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2856

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\bankdetails.exe"
3⤵
PID:4104

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/952-133-0x00000000004C0000-0x000000000056E000-memory.dmp

Filesize
696KB

Download
memory/952-134-0x0000000005470000-0x0000000005A14000-memory.dmp

Filesize
5.6MB

Download
memory/952-135-0x0000000004F60000-0x0000000004FF2000-memory.dmp

Filesize
584KB

Download
memory/952-136-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/952-137-0x0000000004F10000-0x0000000004F1A000-memory.dmp

Filesize
40KB

Download
memory/952-138-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/952-139-0x0000000006C80000-0x0000000006D1C000-memory.dmp

Filesize
624KB

Download
memory/2856-151-0x00000000028A0000-0x0000000002BEA000-memory.dmp

Filesize
3.3MB

Download
memory/2856-154-0x0000000002BF0000-0x0000000002C84000-memory.dmp

Filesize
592KB

Download
memory/2856-152-0x0000000000AB0000-0x0000000000ADF000-memory.dmp

Filesize
188KB

Download
memory/2856-150-0x0000000000AB0000-0x0000000000ADF000-memory.dmp

Filesize
188KB

Download
memory/2856-149-0x00000000005D0000-0x00000000005E4000-memory.dmp

Filesize
80KB

Download
memory/2856-147-0x00000000005D0000-0x00000000005E4000-memory.dmp

Filesize
80KB

Download
memory/3148-146-0x00000000084A0000-0x0000000008631000-memory.dmp

Filesize
1.6MB

Download
memory/3148-155-0x00000000031C0000-0x00000000032A6000-memory.dmp

Filesize
920KB

Download
memory/3148-156-0x00000000031C0000-0x00000000032A6000-memory.dmp

Filesize
920KB

Download
memory/3148-158-0x00000000031C0000-0x00000000032A6000-memory.dmp

Filesize
920KB

Download
memory/3764-145-0x0000000000D90000-0x0000000000DA5000-memory.dmp

Filesize
84KB

Download
memory/3764-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3764-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3764-143-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads