formbook | 8a26bda9ab6bcbd3ef5a008db1bc15e46677ab1545bd2aac4e081ea3df5077e9

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 07:34

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General

Target

dd674329e193ad3d072e07fe1b442340N.exe
Size

741KB
MD5

dd674329e193ad3d072e07fe1b442340
SHA1

9064b660c5643e0104bb81f9a6a71b340f7d5f1a
SHA256

8a26bda9ab6bcbd3ef5a008db1bc15e46677ab1545bd2aac4e081ea3df5077e9
SHA512

a24311e04ca3604069fc0f9feb736897a8598102abba6cdc600bd502870de689cd3437d97241ad801a388d13b1c1c081e591e119fc4f31aceffa03d1af472584
SSDEEP

12288:Ex5zjLf30WH0TwOqp0eXIBq2VhXpAOnTveaIEC+O22XPtJV6HAfiL8IftFuMy:gjj0ywkpr0q2vjNtC+O9XPn+A4/9

Score

10^/10

formbook b48n discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b48n

Decoy

anifestmindset.net

ommybahamabigsales.shop

3tcxr.xyz

iano-world.net

rconf23.net

atherpa.shop

trllrpartners.club

5sawit777.pro

ctbhuxcdreioijresol.top

opinatlas.app

pinstar.xyz

mfengwa.top

8games13.xyz

tickpaket.online

iphuodongallbbtbtm.top

ental-bridges-51593.bond

laywithkemon.rest

lkpiou.xyz

a88.land

igfloppafan.club

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/3004-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 3004	1732	dd674329e193ad3d072e07fe1b442340N.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	dd674329e193ad3d072e07fe1b442340N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3004	dd674329e193ad3d072e07fe1b442340N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31
PID 1732 wrote to memory of 3004	1732	dd674329e193ad3d072e07fe1b442340N.exe	31

C:\Users\Admin\AppData\Local\Temp\dd674329e193ad3d072e07fe1b442340N.exe
"C:\Users\Admin\AppData\Local\Temp\dd674329e193ad3d072e07fe1b442340N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\dd674329e193ad3d072e07fe1b442340N.exe
  "C:\Users\Admin\AppData\Local\Temp\dd674329e193ad3d072e07fe1b442340N.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3004

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/1732-6-0x0000000002080000-0x00000000020F6000-memory.dmp

Filesize
472KB

Download
memory/1732-1-0x0000000000BC0000-0x0000000000C7E000-memory.dmp

Filesize
760KB

Download
memory/1732-2-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1732-3-0x00000000009C0000-0x00000000009D8000-memory.dmp

Filesize
96KB

Download
memory/1732-4-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1732-5-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/1732-0-0x000000007451E000-0x000000007451F000-memory.dmp

Filesize
4KB

Download
memory/1732-13-0x0000000074510000-0x0000000074BFE000-memory.dmp

Filesize
6.9MB

Download
memory/3004-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3004-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3004-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3004-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3004-14-0x0000000000820000-0x0000000000B23000-memory.dmp

Filesize
3.0MB

Download