formbook | 750bf9a5198ce7678144a70fb4648201646b690cec13b26cf8e16dba5eead94c

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 14:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Bonifico 1022024pdf.exe
Size

1.1MB
MD5

18f39b782ff2ccc5577ed1430864f804
SHA1

36ef1ff204f6e51e3596daef3bcd3412c14cbe08
SHA256

6706e7c66c6eecb08ddc9631e077c73f82aafdbe39faa47a3cf82812594bcd8b
SHA512

b1f716d836ed43fa622f078e32239995dac0ad80a67a9668e76d529968f4afaaea6a859960dcc78f267e68d245f0d1210b1cc2a9f08a260362d7f4d481e6d473
SSDEEP

24576:lAHnh+eWsN3skA4RV1Hom2KXMmHaGSbYCVZGWbZ5:Uh+ZkldoPK8YaGSECD7H

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/3136-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3136-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4108-20-0x0000000001100000-0x000000000112F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1496 set thread context of 3136	1496	Bonifico 1022024pdf.exe	82
PID 3136 set thread context of 2992	3136	svchost.exe	49
PID 4108 set thread context of 2992	4108	mstsc.exe	49

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3468	1496	WerFault.exe	81

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	Bonifico 1022024pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3136	svchost.exe
3136	svchost.exe
3136	svchost.exe
3136	svchost.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe
4108	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1496	Bonifico 1022024pdf.exe
3136	svchost.exe
3136	svchost.exe
3136	svchost.exe
4108	mstsc.exe
4108	mstsc.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3136	svchost.exe
Token: SeShutdownPrivilege	2992	Explorer.EXE
Token: SeCreatePagefilePrivilege	2992	Explorer.EXE
Token: SeShutdownPrivilege	2992	Explorer.EXE
Token: SeCreatePagefilePrivilege	2992	Explorer.EXE
Token: SeDebugPrivilege	4108	mstsc.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1496	Bonifico 1022024pdf.exe
1496	Bonifico 1022024pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1496	Bonifico 1022024pdf.exe
1496	Bonifico 1022024pdf.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 3136	1496	Bonifico 1022024pdf.exe	82
PID 1496 wrote to memory of 3136	1496	Bonifico 1022024pdf.exe	82
PID 1496 wrote to memory of 3136	1496	Bonifico 1022024pdf.exe	82
PID 1496 wrote to memory of 3136	1496	Bonifico 1022024pdf.exe	82
PID 2992 wrote to memory of 4108	2992	Explorer.EXE	86
PID 2992 wrote to memory of 4108	2992	Explorer.EXE	86
PID 2992 wrote to memory of 4108	2992	Explorer.EXE	86
PID 4108 wrote to memory of 4564	4108	mstsc.exe	87
PID 4108 wrote to memory of 4564	4108	mstsc.exe	87
PID 4108 wrote to memory of 4564	4108	mstsc.exe	87

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Users\Admin\AppData\Local\Temp\Bonifico 1022024pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Bonifico 1022024pdf.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:1496
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Bonifico 1022024pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 696
    3⤵
    - Program crash
    PID:3468
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4108
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1496 -ip 1496
1⤵
PID:4796

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

Loading Replay Monitor...

Downloads

memory/1496-10-0x0000000001F90000-0x0000000001F94000-memory.dmp

Filesize
16KB

Download
memory/2992-21-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/2992-28-0x0000000008490000-0x00000000085FE000-memory.dmp

Filesize
1.4MB

Download
memory/2992-26-0x0000000008490000-0x00000000085FE000-memory.dmp

Filesize
1.4MB

Download
memory/2992-25-0x0000000008490000-0x00000000085FE000-memory.dmp

Filesize
1.4MB

Download
memory/2992-16-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/3136-15-0x00000000018E0000-0x00000000018F4000-memory.dmp

Filesize
80KB

Download
memory/3136-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3136-12-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/3136-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4108-19-0x0000000000170000-0x00000000002AA000-memory.dmp

Filesize
1.2MB

Download
memory/4108-20-0x0000000001100000-0x000000000112F000-memory.dmp

Filesize
188KB

Download
memory/4108-17-0x0000000000170000-0x00000000002AA000-memory.dmp

Filesize
1.2MB

Download