formbook | d76d2d7dbe76f79829b7f6a5c6a06c3d72177b9db56e80d60e81a58718eda609

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 01:06

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General

Target

Proforma Bonifico2234pdf.exe
Size

1.1MB
MD5

2ef3105704fc97bddbdc8a87d85b9096
SHA1

b09929488f50c2d65e921f0a146aef34fd3ca391
SHA256

7458a5e95234e38484be9ebe99b5a0a7cd8cc44ee3afc4513cd6c788ffb44dc6
SHA512

858dd0d1c4c2107a4ee2f2cd20dcc37ad2df3f5777b36d720e81f404dd8ca3ad6ab5b9a4c1e3d6b7808b89c4deaded68c719c5cdc96c792192fe306130db022c
SSDEEP

24576:ffmMv6Ckr7Mny5QLZFxDXgvBT739Wav6+6:f3v+7/5QLp6BT73QD+6

Score

10^/10

formbook e23y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e23y

Decoy

stiloeconforto.shop

79nn470gl.autos

ffg.autos

elix-saaac.buzz

tlasbet88win.sbs

inoliga.app

777.fun

avada-ga-3.press

avandakitchen.online

61ep864tr.autos

igitalonlineseva.online

ar-deals-15908.bond

sqqpkv.pro

368i8rnoy.xyz

lxspinsenin.lol

9y204r7eo.sbs

toptalkingaboutit.net

eeplab.xyz

filmyhit.vip

athroom-remodeling-59089.bond

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/4900-3-0x0000000000640000-0x000000000066F000-memory.dmp	formbook
behavioral2/memory/4900-7-0x0000000000640000-0x000000000066F000-memory.dmp	formbook
behavioral2/memory/896-12-0x00000000008B0000-0x00000000008DF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3096 set thread context of 4900	3096	Proforma Bonifico2234pdf.exe	86
PID 4900 set thread context of 3444	4900	svchost.exe	56
PID 896 set thread context of 3444	896	NETSTAT.EXE	56

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	Proforma Bonifico2234pdf.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
896	NETSTAT.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4900	svchost.exe
4900	svchost.exe
4900	svchost.exe
4900	svchost.exe
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE
896	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3096	Proforma Bonifico2234pdf.exe
3096	Proforma Bonifico2234pdf.exe
4900	svchost.exe
4900	svchost.exe
4900	svchost.exe
896	NETSTAT.EXE
896	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	4900	svchost.exe
Token: SeDebugPrivilege	896	NETSTAT.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3444	Explorer.EXE
3444	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3096 wrote to memory of 4900	3096	Proforma Bonifico2234pdf.exe	86
PID 3096 wrote to memory of 4900	3096	Proforma Bonifico2234pdf.exe	86
PID 3096 wrote to memory of 4900	3096	Proforma Bonifico2234pdf.exe	86
PID 3096 wrote to memory of 4900	3096	Proforma Bonifico2234pdf.exe	86
PID 3444 wrote to memory of 896	3444	Explorer.EXE	87
PID 3444 wrote to memory of 896	3444	Explorer.EXE	87
PID 3444 wrote to memory of 896	3444	Explorer.EXE	87
PID 896 wrote to memory of 1812	896	NETSTAT.EXE	88
PID 896 wrote to memory of 1812	896	NETSTAT.EXE	88
PID 896 wrote to memory of 1812	896	NETSTAT.EXE	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\Proforma Bonifico2234pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Proforma Bonifico2234pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3096
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Proforma Bonifico2234pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4900
- 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:896
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1812

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/896-11-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/896-10-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/896-12-0x00000000008B0000-0x00000000008DF000-memory.dmp

Filesize
188KB

Download
memory/3096-2-0x0000000004140000-0x0000000004340000-memory.dmp

Filesize
2.0MB

Download
memory/3444-9-0x0000000002610000-0x0000000002707000-memory.dmp

Filesize
988KB

Download
memory/3444-13-0x0000000002610000-0x0000000002707000-memory.dmp

Filesize
988KB

Download
memory/3444-15-0x0000000003EF0000-0x0000000003FDE000-memory.dmp

Filesize
952KB

Download
memory/3444-16-0x0000000003EF0000-0x0000000003FDE000-memory.dmp

Filesize
952KB

Download
memory/4900-3-0x0000000000640000-0x000000000066F000-memory.dmp

Filesize
188KB

Download
memory/4900-6-0x0000000001000000-0x000000000134A000-memory.dmp

Filesize
3.3MB

Download
memory/4900-8-0x00000000014A0000-0x00000000014B4000-memory.dmp

Filesize
80KB

Download
memory/4900-7-0x0000000000640000-0x000000000066F000-memory.dmp

Filesize
188KB

Download