formbook | 800af8a4b00cdafeda56a33c1b6ef9fa947808c3123fb6bfea77d85d7521f599

General

Target

PAGO BANORTE 102024pdf.exe
Size

1.0MB
MD5

4ec59c489b7d163befca6d22dfeff7a7
SHA1

df623ce4e0feb7627e48f6dba3a9698d15fbc7b9
SHA256

df570404d94edaa7ff2945eb4cba6034a77509036cc61fae5ba532b848212453
SHA512

c496d08a91579f4918f23a70b3528aa46198d8758e2dc42e97f65ce6be962192d114b64791efdd882f5ccfe9b6714ae279bedd7aa3d28d4eff890d023d1e62ca
SSDEEP

24576:AAHnh+eWsN3skA4RV1Hom2KXMmHa3MyapIT49CJ5:3h+ZkldoPK8Ya3MdpIP

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
behavioral1/memory/1732-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1732-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1888-19-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2056 set thread context of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 1732 set thread context of 1188	1732	svchost.exe	21
PID 1888 set thread context of 1188	1888	chkdsk.exe	21

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	PAGO BANORTE 102024pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1732	svchost.exe
1732	svchost.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe
1888	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2056	PAGO BANORTE 102024pdf.exe
1732	svchost.exe
1732	svchost.exe
1732	svchost.exe
1888	chkdsk.exe
1888	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1732	svchost.exe
Token: SeDebugPrivilege	1888	chkdsk.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2056	PAGO BANORTE 102024pdf.exe
2056	PAGO BANORTE 102024pdf.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2056	PAGO BANORTE 102024pdf.exe
2056	PAGO BANORTE 102024pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 2056 wrote to memory of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 2056 wrote to memory of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 2056 wrote to memory of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 2056 wrote to memory of 1732	2056	PAGO BANORTE 102024pdf.exe	30
PID 1188 wrote to memory of 1888	1188	Explorer.EXE	31
PID 1188 wrote to memory of 1888	1188	Explorer.EXE	31
PID 1188 wrote to memory of 1888	1188	Explorer.EXE	31
PID 1188 wrote to memory of 1888	1188	Explorer.EXE	31
PID 1888 wrote to memory of 2752	1888	chkdsk.exe	33
PID 1888 wrote to memory of 2752	1888	chkdsk.exe	33
PID 1888 wrote to memory of 2752	1888	chkdsk.exe	33
PID 1888 wrote to memory of 2752	1888	chkdsk.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\PAGO BANORTE 102024pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\PAGO BANORTE 102024pdf.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:2056
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\PAGO BANORTE 102024pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1732
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1888
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1188-16-0x00000000065C0000-0x0000000006765000-memory.dmp

Filesize
1.6MB

Download
memory/1188-29-0x00000000076A0000-0x0000000007823000-memory.dmp

Filesize
1.5MB

Download
memory/1188-27-0x00000000076A0000-0x0000000007823000-memory.dmp

Filesize
1.5MB

Download
memory/1188-26-0x00000000076A0000-0x0000000007823000-memory.dmp

Filesize
1.5MB

Download
memory/1188-20-0x00000000065C0000-0x0000000006765000-memory.dmp

Filesize
1.6MB

Download
memory/1732-15-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/1732-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1732-12-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/1732-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1888-17-0x0000000000ED0000-0x0000000000ED7000-memory.dmp

Filesize
28KB

Download
memory/1888-18-0x0000000000ED0000-0x0000000000ED7000-memory.dmp

Filesize
28KB

Download
memory/1888-19-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2056-10-0x00000000001E0000-0x00000000001E4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing