formbook | 67074890dc344540b57f14a3c614ef9bfe434602e4e17587958afa3e6f3af9a1

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 10:28

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General

Target

9a513390d1b10efac55bf125607708a0N.exe
Size

392KB
MD5

9a513390d1b10efac55bf125607708a0
SHA1

40af9e5a55e0b8f11fb61ad101ca783070f6abbc
SHA256

67074890dc344540b57f14a3c614ef9bfe434602e4e17587958afa3e6f3af9a1
SHA512

21e3a1207cfc8b487581546bd5b213646c8f7c053884419ce387f4d9dabb14a02239594fb9c58d3a55a9baa69f5b1635066d4bd98729d190963da489d08f495a
SSDEEP

6144:RnGVON7t5oGZIuXu78j6MRUKj9vw06hM:355FmzW6yUKj9vw0

Score

10^/10

formbook pea discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

pea

Decoy

dadufu2011.com

aiqylw.com

nexteer.tech

lowellselvin.net

scoreretirementcommunity.com

7aonsc.com

poe-tools.site

wwwjinsha675.com

kyntenslocum.com

crazygore.com

wecreate.tech

oakmontappraisalcompany.com

aylaham.net

asianrecruitmentconsultants.com

hr-ziilabs.com

unwindthemind.biz

drivewaypatiocleaning.com

blekete.com

csfengsu.com

neuralmeshes.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
behavioral1/memory/2704-2-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 2704	1708	9a513390d1b10efac55bf125607708a0N.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	9a513390d1b10efac55bf125607708a0N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2704	9a513390d1b10efac55bf125607708a0N.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1708	9a513390d1b10efac55bf125607708a0N.exe
1708	9a513390d1b10efac55bf125607708a0N.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1708	9a513390d1b10efac55bf125607708a0N.exe
1708	9a513390d1b10efac55bf125607708a0N.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1708	9a513390d1b10efac55bf125607708a0N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30
PID 1708 wrote to memory of 2704	1708	9a513390d1b10efac55bf125607708a0N.exe	30

C:\Users\Admin\AppData\Local\Temp\9a513390d1b10efac55bf125607708a0N.exe
"C:\Users\Admin\AppData\Local\Temp\9a513390d1b10efac55bf125607708a0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\9a513390d1b10efac55bf125607708a0N.exe
  "C:\Users\Admin\AppData\Local\Temp\9a513390d1b10efac55bf125607708a0N.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2704

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

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Downloads

memory/1708-3-0x0000000077C50000-0x0000000077D26000-memory.dmp

Filesize
856KB

Download
memory/2704-2-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2704-6-0x0000000000770000-0x0000000000A73000-memory.dmp

Filesize
3.0MB

Download