formbook | c1be767404a3d71717a54b01ebfa91ebff578dad8dd518a1a49012bcf012738e

Resubmissions

27/07/2024, 17:08

240727-vnrrpszapr 10

24/07/2024, 13:55

240724-q8e67aygrr 10

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
24/07/2024, 13:55

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Report Analysis Logs

General

Target

55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe
Size

1.0MB
MD5

83759232874676063ca07f71a214ba6d
SHA1

662fc90d52e4d9db2ca89b4eccbec7948a25f9f3
SHA256

55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078
SHA512

57eae1f72dcf701fea500bf01fc5bd908e93143d5356a3061c4f51e28d554507eff7b190211caa96e9a5a93d34ca612a0a52452e9aaeaaa01e8b45894e9e610c
SSDEEP

24576:BAHnh+eWsN3skA4RV1Hom2KXMmHabbr6qd0SinFd5:Yh+ZkldoPK8YabfDd0V

Score

10^/10

formbook ty31 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ty31

Decoy

jejakunik.com

inb319.com

jifsjn.buzz

gkyukon.site

43443.cfd

cogil69id.com

oeaog.com

lpgatm.com

mymarketsales.com

tomclk.icu

404417.online

nysconstruction.com

ourwisequote.com

ahsanadvisory.com

ottawaherps.com

forevermust.com

apartments-for-rent-47679.bond

kdasjijaksdd.icu

buthaynah.com

manggungjayakanopi.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral25/memory/2756-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30
PID 2912 wrote to memory of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30
PID 2912 wrote to memory of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30
PID 2912 wrote to memory of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30
PID 2912 wrote to memory of 2756	2912	55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe	30

C:\Users\Admin\AppData\Local\Temp\55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe
"C:\Users\Admin\AppData\Local\Temp\55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\55911205edcecf1a4337052e070334ad0dfb5b651cb980122a963b811aeda078.exe"
  2⤵
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2756-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2912-10-0x0000000000110000-0x0000000000114000-memory.dmp

Filesize
16KB

Download