formbook | 65acd8c73c518c97a1539bc8e3f62fb8f06431d7030c6cc1463c855aec0ec46f

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 13:44

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General

Target

JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
Size

482KB
MD5

664920ea617d6c5f15c228b7374aa15f
SHA1

3cdf04f5f2d732f0a199151ff35af27a4cce12aa
SHA256

65acd8c73c518c97a1539bc8e3f62fb8f06431d7030c6cc1463c855aec0ec46f
SHA512

ba40b25f6f45b32001929a7da37b512a8d642e0b45ca19ff0dc2edadf82982b84f8b9a51c9781c30226ec6c05cb12bb50ef252f227cf8d790d390a26400c5462
SSDEEP

6144:mhdtBhm+BNEW6Uqd2GhNwv/uCaIhInekTtAnVk3RfMofArTufGjK0V:4dPhuzUi2iNwnu6InekGnVk3jIT

Score

10^/10

formbook s18y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s18y

Decoy

jokes-online.com

dzzdjn.com

lizzieerhardtebnaryepptts.com

interfacehand.xyz

sale-m.site

block-facebook.com

dicasdamadrinha.com

maythewind.com

hasari.net

omnists.com

thevalley-eg.com

rdfj.xyz

szhfcy.com

alkalineage.club

fdf.xyz

absorplus.com

poldolongo.com

badassshirts.club

ferienwohnungenmv.com

bilboondokoak.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2748-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2016 set thread context of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31

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	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2748	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31
PID 2016 wrote to memory of 2748	2016	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2748

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/2016-6-0x0000000004BC0000-0x0000000004C18000-memory.dmp

Filesize
352KB

Download
memory/2016-1-0x0000000000350000-0x00000000003CE000-memory.dmp

Filesize
504KB

Download
memory/2016-2-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-3-0x0000000000340000-0x000000000034E000-memory.dmp

Filesize
56KB

Download
memory/2016-4-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/2016-5-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/2016-12-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2748-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2748-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2748-13-0x0000000000950000-0x0000000000C53000-memory.dmp

Filesize
3.0MB

Download