formbook | 9e3b07c4808bd0ecdbbe542bc8f1f589dc9e8838add5626fdd9d4dacdbe006a2

Analysis

max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31-08-2024 01:42

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General

Target

DPPLYAD_12872 PDF.exe
Size

717KB
MD5

f2580b66b44f9b6b801cf2204cfbf15a
SHA1

a3c6185732dcfed0bf086b8ead7e5783c4625570
SHA256

cc1b719f0ae40d0b53765aae8480474dbc7277428f56184d2dc94a0de5fbbf67
SHA512

ffe68097dec7249933c7676f773ce6712bdbcd5e02e2619f933d6fc1e603d529ae82b8d35311e70abc3ca88e4b5012153165c4917ac65c93ba63fdee61af27eb
SSDEEP

12288:bVVkSZbxd8O+rqknN5kOnH2ajJUNDQZJ69HsXHTALxbotLrNIm/:fkCHyFN5fH2alQDugMXAxU

Score

10^/10

formbook he2a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

070001606.xyz

jesuseascriancas.online

as-eltransport.xyz

bankditalia-company.online

linkedin-stijngraat.online

sportsbetd.xyz

spanish-classes-76893.bond

infonation.pro

nxwzbze.forum

rush-pay.biz

fulfillmissions.lat

infolungcancer.xyz

aqario.xyz

omepro.solar

jackmanmueshl.shop

amcart.store

ishanaudichya.xyz

sun4rk.shop

depression-test-74287.bond

chipit.shop

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/4280-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4280-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4576-21-0x00000000012B0000-0x00000000012DF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3500 set thread context of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 4280 set thread context of 3532	4280	DPPLYAD_12872 PDF.exe	56
PID 4576 set thread context of 3532	4576	help.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	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DPPLYAD_12872 PDF.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3500	DPPLYAD_12872 PDF.exe
3500	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe
4576	help.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4280	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4280	DPPLYAD_12872 PDF.exe
4576	help.exe
4576	help.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3500	DPPLYAD_12872 PDF.exe
Token: SeDebugPrivilege	4280	DPPLYAD_12872 PDF.exe
Token: SeDebugPrivilege	4576	help.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3532	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3500 wrote to memory of 872	3500	DPPLYAD_12872 PDF.exe	94
PID 3500 wrote to memory of 872	3500	DPPLYAD_12872 PDF.exe	94
PID 3500 wrote to memory of 872	3500	DPPLYAD_12872 PDF.exe	94
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3500 wrote to memory of 4280	3500	DPPLYAD_12872 PDF.exe	95
PID 3532 wrote to memory of 4576	3532	Explorer.EXE	96
PID 3532 wrote to memory of 4576	3532	Explorer.EXE	96
PID 3532 wrote to memory of 4576	3532	Explorer.EXE	96
PID 4576 wrote to memory of 1504	4576	help.exe	97
PID 4576 wrote to memory of 1504	4576	help.exe	97
PID 4576 wrote to memory of 1504	4576	help.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3500
- - C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
    3⤵
    PID:872
- - C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4280
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:4576
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\DPPLYAD_12872 PDF.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1504

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/3500-10-0x00000000063D0000-0x000000000646C000-memory.dmp

Filesize
624KB

Download
memory/3500-2-0x0000000005550000-0x0000000005AF4000-memory.dmp

Filesize
5.6MB

Download
memory/3500-0-0x000000007486E000-0x000000007486F000-memory.dmp

Filesize
4KB

Download
memory/3500-3-0x0000000004EE0000-0x0000000004F72000-memory.dmp

Filesize
584KB

Download
memory/3500-4-0x00000000050B0000-0x00000000050BA000-memory.dmp

Filesize
40KB

Download
memory/3500-5-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/3500-6-0x0000000005530000-0x0000000005548000-memory.dmp

Filesize
96KB

Download
memory/3500-7-0x000000007486E000-0x000000007486F000-memory.dmp

Filesize
4KB

Download
memory/3500-13-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/3500-9-0x0000000006110000-0x0000000006186000-memory.dmp

Filesize
472KB

Download
memory/3500-8-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/3500-1-0x0000000000490000-0x0000000000548000-memory.dmp

Filesize
736KB

Download
memory/3532-27-0x0000000004BC0000-0x0000000004C8F000-memory.dmp

Filesize
828KB

Download
memory/3532-18-0x00000000036C0000-0x0000000003785000-memory.dmp

Filesize
788KB

Download
memory/3532-25-0x0000000004BC0000-0x0000000004C8F000-memory.dmp

Filesize
828KB

Download
memory/4280-14-0x00000000019D0000-0x0000000001D1A000-memory.dmp

Filesize
3.3MB

Download
memory/4280-17-0x00000000016A0000-0x00000000016B4000-memory.dmp

Filesize
80KB

Download
memory/4280-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4280-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4576-20-0x0000000000750000-0x0000000000757000-memory.dmp

Filesize
28KB

Download
memory/4576-19-0x0000000000750000-0x0000000000757000-memory.dmp

Filesize
28KB

Download
memory/4576-21-0x00000000012B0000-0x00000000012DF000-memory.dmp

Filesize
188KB

Download