formbook | e67c7a1eefab5298a70d1ab372aa9ffc6ed1dc52e1b2789932de11e723290b13

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 13:11

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General

Target

e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe
Size

428KB
MD5

e4d6cafa48a29935f3c7b8d642ca65a0
SHA1

51d7d38b19259179f39698ebb7a66085fe7656ec
SHA256

e67c7a1eefab5298a70d1ab372aa9ffc6ed1dc52e1b2789932de11e723290b13
SHA512

315ef9b5fca968a36abc60e672b5c5d853d9bd8f0cf8890b8b54b4e5e74c414e7c37b98a9fc39345396e08d209778e5a9324f293323aaab1b52e7badc9a9ac1d
SSDEEP

6144:1AwXaZskSXEBLphN6/2ehqYz/OXnxyNRKIYJxnsAv4r+2wptVfj/REECjfkuzzWH:uwXaZsbEV96BsYz/O3xoh/WjJbCQkWi

Score

10^/10

formbook private discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

private

Decoy

jsmsublease.com

texanpreneur.com

playfulsmile.com

zohorstore.com

lakekeoweehousekeeping.com

retail-tool.com

huangxiaojiyj.com

unsoldcarsfastrate.info

lizwoodtravel.com

wacomessenger.com

helps-support.net

magicaltest.com

thedakotafactor.com

citestbiz1597659448.com

lyt520520.com

dowcosta4truckee.com

wildfirepleat.com

alienzouks.com

miodowyogrod.com

sprostudio.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/2312-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 552 set thread context of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91

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	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe
2312	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe
2312	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91
PID 552 wrote to memory of 2312	552	e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:552
- C:\Users\Admin\AppData\Local\Temp\e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e4d6cafa48a29935f3c7b8d642ca65a0_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2312

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/552-8-0x00000000063A0000-0x00000000063AA000-memory.dmp

Filesize
40KB

Download
memory/552-6-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/552-2-0x00000000057A0000-0x000000000583C000-memory.dmp

Filesize
624KB

Download
memory/552-3-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/552-0-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/552-5-0x0000000005860000-0x000000000586A000-memory.dmp

Filesize
40KB

Download
memory/552-1-0x0000000000D90000-0x0000000000E02000-memory.dmp

Filesize
456KB

Download
memory/552-7-0x0000000005AB0000-0x0000000005B06000-memory.dmp

Filesize
344KB

Download
memory/552-4-0x00000000058E0000-0x0000000005972000-memory.dmp

Filesize
584KB

Download
memory/552-9-0x00000000745CE000-0x00000000745CF000-memory.dmp

Filesize
4KB

Download
memory/552-10-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/552-11-0x0000000007070000-0x00000000070C6000-memory.dmp

Filesize
344KB

Download
memory/552-12-0x00000000070C0000-0x00000000070F6000-memory.dmp

Filesize
216KB

Download
memory/552-15-0x00000000745C0000-0x0000000074D70000-memory.dmp

Filesize
7.7MB

Download
memory/2312-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2312-16-0x0000000000FD0000-0x000000000131A000-memory.dmp

Filesize
3.3MB

Download