formbook | c77ae9fb29c86b45d5b366e26f539fed7962f8b5da0834ceba78cc8a127e5401

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 11:32

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General

Target

d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe
Size

308KB
MD5

d1d5dad6e92334d394ebc7bc42c01169
SHA1

b96761570949d697a0f918d0878c0b5a890bd5c3
SHA256

c77ae9fb29c86b45d5b366e26f539fed7962f8b5da0834ceba78cc8a127e5401
SHA512

54156d92f65df595147124e61a78e534ce9fc913a4fe64e061897c2098b250f458b190784caa832b5873e97cc5a80cd901b10748f724e9e81a88e888735978ed
SSDEEP

6144:m6aiBK1jP4NzElRMNqYpMPhSHWc2i8loza+THF1QvB:m6at1MNQlRMMhoDh2mHQ5

Score

10^/10

formbook b1 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

Decoy

ncdclub.com

giahoachatxulynuoc.com

cmz.ink

gollehkon.com

xn--xkr832a.com

thereseika.com

formule1time.com

hengsongmuye.com

primeengenharia.com

dd000009677.com

designbecome.com

infinitewisdom.store

veritableassets.com

equifasecurity2017.com

seemanage-inc.com

planetreporter.info

embodiedcommunity.com

beautysamui.com

support-emailnotification.com

siweimiao.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
behavioral2/memory/1252-1-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 1252	5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe	86

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	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1252	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe
1252	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 1252	5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe	86
PID 5080 wrote to memory of 1252	5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe	86
PID 5080 wrote to memory of 1252	5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe	86
PID 5080 wrote to memory of 1252	5080	d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Users\Admin\AppData\Local\Temp\d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d1d5dad6e92334d394ebc7bc42c01169_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1252

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/1252-1-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/5080-0-0x000000000040E000-0x0000000000417000-memory.dmp

Filesize
36KB

Download