formbook | a8ae8e0bf8aae2ee283f47dcd291dcc393ad077d7f95502eac6145d12718287a

Analysis

max time kernel
148s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 05:03

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General

Target

New Purchase Order.exe
Size

1.1MB
MD5

eaa202b477e3f9399c7712b5353e881c
SHA1

cea68d5b7243d6f5adbfd39e20f7df7344c148de
SHA256

5ccd3ceebd40c9b49d776f317256242319217ebf481bcf681559e44694612f65
SHA512

3ad512dbece5756ac3ddbc561e38c3962615d69fa1e2852e1c980a75499cff8a97c44a3023af4f7b4e2ad166bdd00840fd5f474eebf6c10d020f986aea42db01
SSDEEP

24576:MqDEvCTbMWu7rQYlBQcBiT6rprG8aLszADbt7:MTvC/MTQYxsWR7aLszw5

Score

10^/10

formbook bi05 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bi05

Decoy

ollow-the-bit.online

aopho.autos

14ra567dp.autos

48651301.top

ussian-dating-54714.bond

sychology-degree-80838.bond

lytracker.xyz

strology-forest.sbs

swjbcl3.top

ridgenexttechnologies.partners

lroy.sbs

kyscreen.vip

anhit.live

uckyheart.xyz

orddserials.online

hetune.shop

nherited-traits-ant.bond

stanaslot-1.xyz

sychologist-therapy-36914.bond

iandramonami.net

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
behavioral2/memory/1760-12-0x0000000000430000-0x000000000045F000-memory.dmp	formbook
behavioral2/memory/1760-16-0x0000000000430000-0x000000000045F000-memory.dmp	formbook
behavioral2/memory/2556-21-0x0000000000C00000-0x0000000000C2F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4716 set thread context of 1760	4716	New Purchase Order.exe	87
PID 1760 set thread context of 3420	1760	svchost.exe	56
PID 2556 set thread context of 3420	2556	NETSTAT.EXE	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	New Purchase Order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2556	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1760	svchost.exe
1760	svchost.exe
1760	svchost.exe
1760	svchost.exe
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE
2556	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
4716	New Purchase Order.exe
4716	New Purchase Order.exe
1760	svchost.exe
1760	svchost.exe
1760	svchost.exe
2556	NETSTAT.EXE
2556	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1760	svchost.exe
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE
Token: SeDebugPrivilege	2556	NETSTAT.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4716	New Purchase Order.exe
4716	New Purchase Order.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4716	New Purchase Order.exe
4716	New Purchase Order.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3420	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 1760	4716	New Purchase Order.exe	87
PID 4716 wrote to memory of 1760	4716	New Purchase Order.exe	87
PID 4716 wrote to memory of 1760	4716	New Purchase Order.exe	87
PID 4716 wrote to memory of 1760	4716	New Purchase Order.exe	87
PID 3420 wrote to memory of 2556	3420	Explorer.EXE	89
PID 3420 wrote to memory of 2556	3420	Explorer.EXE	89
PID 3420 wrote to memory of 2556	3420	Explorer.EXE	89
PID 2556 wrote to memory of 3172	2556	NETSTAT.EXE	94
PID 2556 wrote to memory of 3172	2556	NETSTAT.EXE	94
PID 2556 wrote to memory of 3172	2556	NETSTAT.EXE	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe
  "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.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:4716
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1760
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/1760-12-0x0000000000430000-0x000000000045F000-memory.dmp

Filesize
188KB

Download
memory/1760-15-0x0000000001000000-0x000000000134A000-memory.dmp

Filesize
3.3MB

Download
memory/1760-17-0x0000000000D50000-0x0000000000D64000-memory.dmp

Filesize
80KB

Download
memory/1760-16-0x0000000000430000-0x000000000045F000-memory.dmp

Filesize
188KB

Download
memory/2556-20-0x0000000000320000-0x000000000032B000-memory.dmp

Filesize
44KB

Download
memory/2556-19-0x0000000000320000-0x000000000032B000-memory.dmp

Filesize
44KB

Download
memory/2556-21-0x0000000000C00000-0x0000000000C2F000-memory.dmp

Filesize
188KB

Download
memory/3420-18-0x000000000A730000-0x000000000A7F0000-memory.dmp

Filesize
768KB

Download
memory/3420-24-0x0000000008970000-0x0000000008ACE000-memory.dmp

Filesize
1.4MB

Download
memory/3420-26-0x0000000008970000-0x0000000008ACE000-memory.dmp

Filesize
1.4MB

Download
memory/3420-27-0x0000000008970000-0x0000000008ACE000-memory.dmp

Filesize
1.4MB

Download
memory/4716-11-0x0000000000A00000-0x0000000000A04000-memory.dmp

Filesize
16KB

Download