formbook | 01cdf409713526dc1983982e0f72f1b4672a3b0e4aab0b9ffaa5570858dd05bb

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-08-2024 02:22

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General

Target

PO2024_pdf.exe
Size

1.1MB
MD5

bc980d4328f0dba55926b45ea5599d09
SHA1

d31b2056d30e49a6f655779acf088e96e6d452ab
SHA256

8bd5c8d980c76cd62711f609edde9ffe19b97ab154f7b8e81c563db304be1e52
SHA512

250085c1979997557ae4c39258c34db0ab1ecd8ae248c4ac772b47c708b115aa72f0e234a3f81298d786edb53309f022bb84d68cf6cd678697fa87df9b93bb0b
SSDEEP

24576:rqDEvCTbMWu7rQYlBQcBiT6rprG8a8j5Mq3kwQaI8xN:rTvC/MTQYxsWR7a8jdI8x

Score

10^/10

formbook ph01 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ph01

Decoy

23888.sbs

zvcj.sbs

raitpourtrait.net

ibraryfarmclub.online

omputercourses123.live

j88.doctor

atsue-color.click

epitalrentgrup.online

rvvpn.lol

i-signals.tech

cr-phoenix.best

frican-safari.online

c-games.zone

oardetest.online

f4md.shop

uke-saaac.buzz

arze.dev

nvestment-services-49610.bond

izatrip.sbs

ameron-paaaa.buzz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2444-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2444-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2444-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 2444	2504	PO2024_pdf.exe	30
PID 2444 set thread context of 1172	2444	svchost.exe	21
PID 2444 set thread context of 1172	2444	svchost.exe	21

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	PO2024_pdf.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2444	svchost.exe
2444	svchost.exe
2444	svchost.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2504	PO2024_pdf.exe
2444	svchost.exe
2444	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	svchost.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2504	PO2024_pdf.exe
2504	PO2024_pdf.exe
1172	Explorer.EXE
1172	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2504	PO2024_pdf.exe
2504	PO2024_pdf.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2444	2504	PO2024_pdf.exe	30
PID 2504 wrote to memory of 2444	2504	PO2024_pdf.exe	30
PID 2504 wrote to memory of 2444	2504	PO2024_pdf.exe	30
PID 2504 wrote to memory of 2444	2504	PO2024_pdf.exe	30
PID 2504 wrote to memory of 2444	2504	PO2024_pdf.exe	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
PID:1172
- C:\Users\Admin\AppData\Local\Temp\PO2024_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\PO2024_pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\PO2024_pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2444

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/1172-17-0x0000000003A60000-0x0000000003B60000-memory.dmp

Filesize
1024KB

Download
memory/1172-18-0x0000000004EE0000-0x0000000005039000-memory.dmp

Filesize
1.3MB

Download
memory/1172-23-0x0000000005180000-0x00000000052D7000-memory.dmp

Filesize
1.3MB

Download
memory/1172-22-0x0000000004EE0000-0x0000000005039000-memory.dmp

Filesize
1.3MB

Download
memory/1172-24-0x0000000005180000-0x00000000052D7000-memory.dmp

Filesize
1.3MB

Download
memory/2444-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2444-13-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/2444-16-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/2444-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2444-21-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/2444-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2504-11-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download