formbook | b45a38f7012d02b12d3613d25450847d87c14c9b3207380594fc5e1f1b1728d9

General

Target

9e50ed09439b4f2206f6cee1b233677c.exe
Size

510KB
MD5

9e50ed09439b4f2206f6cee1b233677c
SHA1

719705903de481a3c680db18f8cef892efef3dc7
SHA256

b45a38f7012d02b12d3613d25450847d87c14c9b3207380594fc5e1f1b1728d9
SHA512

927789d6fca24317b1cc41825485cf06cf337204d8007b32220ef2fb28ee48275102a9148682336f76e7586e5ed714d1de2098c08886ea1b76007880a5c45d80

Score

10^/10

formbook bt33 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bt33

Decoy

mbaonlinefreedegress.info

myforevermaid.com

daoyi365.com

weientm.com

legal-mx.com

formationrigging.com

heidiet.xyz

school-prosto.store

healthvitaminnutrition.com

digitalsolutionusa.com

little-bazar.com

jnbeautycanada.com

optoelek.com

learntoairmail.com

hawkminer.com

kingofearth.love

ktnstay.xyz

zouxin.love

mainlandpr.com

mamm-hummel.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
behavioral1/memory/1500-61-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

9e50ed09439b4f2206f6cee1b233677c.exe

description pid process target process

PID 1648 set thread context of 1500 1648 9e50ed09439b4f2206f6cee1b233677c.exe 9e50ed09439b4f2206f6cee1b233677c.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

9e50ed09439b4f2206f6cee1b233677c.exe

pid process

1500 9e50ed09439b4f2206f6cee1b233677c.exe

description	pid	process	target process
PID 1648 set thread context of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe

pid	process
1500	9e50ed09439b4f2206f6cee1b233677c.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

9e50ed09439b4f2206f6cee1b233677c.exe

description	pid	process	target process
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe
PID 1648 wrote to memory of 1500	1648	9e50ed09439b4f2206f6cee1b233677c.exe	9e50ed09439b4f2206f6cee1b233677c.exe

C:\Users\Admin\AppData\Local\Temp\9e50ed09439b4f2206f6cee1b233677c.exe
"C:\Users\Admin\AppData\Local\Temp\9e50ed09439b4f2206f6cee1b233677c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1648

C:\Users\Admin\AppData\Local\Temp\9e50ed09439b4f2206f6cee1b233677c.exe
"C:\Users\Admin\AppData\Local\Temp\9e50ed09439b4f2206f6cee1b233677c.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1500

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1500-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1500-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1500-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1648-54-0x0000000001120000-0x00000000011A6000-memory.dmp

Filesize
536KB

Download
memory/1648-55-0x0000000076001000-0x0000000076003000-memory.dmp

Filesize
8KB

Download
memory/1648-56-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/1648-57-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/1648-58-0x0000000000F00000-0x0000000000F66000-memory.dmp

Filesize
408KB

Download

Analysis

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