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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1520-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1520-68-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1520-76-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1692-80-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook
behavioral1/memory/1692-82-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1696 cmd.exe

pid	process
1696	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

bankdetails.exebankdetails.exerundll32.exe

description	pid	process	target process
PID 1124 set thread context of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1520 set thread context of 1192	1520	bankdetails.exe	Explorer.EXE
PID 1520 set thread context of 1192	1520	bankdetails.exe	Explorer.EXE
PID 1692 set thread context of 1192	1692	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

bankdetails.exerundll32.exe

pid	process
1520	bankdetails.exe
1520	bankdetails.exe
1520	bankdetails.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe
1692	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

bankdetails.exerundll32.exe

pid process

1520 bankdetails.exe
1520 bankdetails.exe
1520 bankdetails.exe
1520 bankdetails.exe
1692 rundll32.exe
1692 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

bankdetails.exerundll32.exe

description pid process

Token: SeDebugPrivilege 1520 bankdetails.exe
Token: SeDebugPrivilege 1692 rundll32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE
1192 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE
1192 Explorer.EXE

pid	process
1192	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1520	bankdetails.exe
Token: SeDebugPrivilege	1692	rundll32.exe

pid	process
1192	Explorer.EXE
1192	Explorer.EXE

pid	process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

bankdetails.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1124 wrote to memory of 1520	1124	bankdetails.exe	bankdetails.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1192 wrote to memory of 1692	1192	Explorer.EXE	rundll32.exe
PID 1692 wrote to memory of 1696	1692	rundll32.exe	cmd.exe
PID 1692 wrote to memory of 1696	1692	rundll32.exe	cmd.exe
PID 1692 wrote to memory of 1696	1692	rundll32.exe	cmd.exe
PID 1692 wrote to memory of 1696	1692	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1192

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:1124

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:1520

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:1692

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\bankdetails.exe"
3⤵
- Deletes itself
PID:1696

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1124-54-0x0000000000DE0000-0x0000000000E8E000-memory.dmp

Filesize
696KB

Download
memory/1124-55-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/1124-56-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

Filesize
256KB

Download
memory/1124-57-0x0000000000360000-0x0000000000374000-memory.dmp

Filesize
80KB

Download
memory/1124-58-0x0000000000390000-0x000000000039C000-memory.dmp

Filesize
48KB

Download
memory/1124-59-0x0000000005160000-0x00000000051D0000-memory.dmp

Filesize
448KB

Download
memory/1124-60-0x0000000004290000-0x00000000042C8000-memory.dmp

Filesize
224KB

Download
memory/1192-89-0x0000000004090000-0x000000000413F000-memory.dmp

Filesize
700KB

Download
memory/1192-87-0x0000000006210000-0x0000000006352000-memory.dmp

Filesize
1.3MB

Download
memory/1192-86-0x0000000004090000-0x000000000413F000-memory.dmp

Filesize
700KB

Download
memory/1192-85-0x0000000004090000-0x000000000413F000-memory.dmp

Filesize
700KB

Download
memory/1192-66-0x0000000000240000-0x0000000000340000-memory.dmp

Filesize
1024KB

Download
memory/1192-74-0x0000000006210000-0x0000000006352000-memory.dmp

Filesize
1.3MB

Download
memory/1192-70-0x00000000060F0000-0x0000000006203000-memory.dmp

Filesize
1.1MB

Download
memory/1520-69-0x00000000002E0000-0x00000000002F5000-memory.dmp

Filesize
84KB

Download
memory/1520-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1520-73-0x0000000000320000-0x0000000000335000-memory.dmp

Filesize
84KB

Download
memory/1520-67-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download
memory/1520-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1520-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1520-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1520-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1520-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1692-79-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/1692-82-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/1692-84-0x0000000001EC0000-0x0000000001F54000-memory.dmp

Filesize
592KB

Download
memory/1692-81-0x0000000002190000-0x0000000002493000-memory.dmp

Filesize
3.0MB

Download
memory/1692-80-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/1692-77-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download
memory/1692-75-0x0000000000540000-0x000000000054E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads