formbook | 35a90dd87d6186efae4c0780cceee1f475bba1f506fdfac46bcc236e2b001f5d

Analysis

max time kernel
147s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 15:31

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General

Target

Statement Of Account Nov&Dec 2024.exe
Size

1.0MB
MD5

e1ab7034164aa7f4f83b58f360da7702
SHA1

3a616e38164a6153c45c26a0b1e7da59672ebd99
SHA256

0a094779097941effc2b8a1b78b2d6ea6684e47a1158689d8ed8f9eae0a3f361
SHA512

6b58bdec422ca9c10e1efd60b26f1b0fc613fd51d798cc0a3ea9d8ac249ce1ce8437a01aa6bfef0a5fc90d75419a4d7e26a8b674338cb391bfd6b7cd44e2dc90
SSDEEP

24576:pu6J33O0c+JY5UZ+XC0kGso6Fa2DTHZEGOppbWWY:Lu0c++OCvkGs9Fa2HFoY

Score

10^/10

formbook at22 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

at22

Decoy

etween-us.online

sphaleia.net

ental-implants-78350.bond

q4a.lat

commerce-97292.bond

linds-curtains-38811.bond

gyptevoyages.net

landofigueroa-abogados.net

cuitis.xyz

hantom.city

yzk.online

afikabmedan.store

ome-remodeling-67289.bond

ebpage-klzdxrhnazi.shop

eject.lol

rismart.xyz

nfluencer-marketing-72407.bond

ksolotl.xyz

ebsbayrntilrmizin93.xyz

pps-75399.bond

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2324-7-0x0000000000320000-0x000000000034F000-memory.dmp	formbook
behavioral2/memory/2324-11-0x0000000000320000-0x000000000034F000-memory.dmp	formbook
behavioral2/memory/2324-15-0x0000000000320000-0x000000000034F000-memory.dmp	formbook
behavioral2/memory/4660-22-0x0000000001410000-0x000000000143F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 2324	1948	Statement Of Account Nov&Dec 2024.exe	82
PID 2324 set thread context of 3404	2324	svchost.exe	56
PID 2324 set thread context of 3404	2324	svchost.exe	56
PID 4660 set thread context of 3404	4660	WWAHost.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	Statement Of Account Nov&Dec 2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WWAHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe
4660	WWAHost.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
1948	Statement Of Account Nov&Dec 2024.exe
1948	Statement Of Account Nov&Dec 2024.exe
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
2324	svchost.exe
4660	WWAHost.exe
4660	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	svchost.exe
Token: SeDebugPrivilege	4660	WWAHost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1948	Statement Of Account Nov&Dec 2024.exe
1948	Statement Of Account Nov&Dec 2024.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1948	Statement Of Account Nov&Dec 2024.exe
1948	Statement Of Account Nov&Dec 2024.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2324	1948	Statement Of Account Nov&Dec 2024.exe	82
PID 1948 wrote to memory of 2324	1948	Statement Of Account Nov&Dec 2024.exe	82
PID 1948 wrote to memory of 2324	1948	Statement Of Account Nov&Dec 2024.exe	82
PID 1948 wrote to memory of 2324	1948	Statement Of Account Nov&Dec 2024.exe	82
PID 3404 wrote to memory of 4660	3404	Explorer.EXE	87
PID 3404 wrote to memory of 4660	3404	Explorer.EXE	87
PID 3404 wrote to memory of 4660	3404	Explorer.EXE	87
PID 4660 wrote to memory of 4836	4660	WWAHost.exe	89
PID 4660 wrote to memory of 4836	4660	WWAHost.exe	89
PID 4660 wrote to memory of 4836	4660	WWAHost.exe	89

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Users\Admin\AppData\Local\Temp\Statement Of Account Nov&Dec 2024.exe
  "C:\Users\Admin\AppData\Local\Temp\Statement Of Account Nov&Dec 2024.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:1948
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\Statement Of Account Nov&Dec 2024.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2324
- C:\Windows\SysWOW64\WWAHost.exe
  "C:\Windows\SysWOW64\WWAHost.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:4660
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4836

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/1948-6-0x00000000012B0000-0x00000000016B0000-memory.dmp

Filesize
4.0MB

Download
memory/2324-15-0x0000000000320000-0x000000000034F000-memory.dmp

Filesize
188KB

Download
memory/2324-10-0x0000000000FF0000-0x000000000133A000-memory.dmp

Filesize
3.3MB

Download
memory/2324-12-0x0000000000F60000-0x0000000000F75000-memory.dmp

Filesize
84KB

Download
memory/2324-11-0x0000000000320000-0x000000000034F000-memory.dmp

Filesize
188KB

Download
memory/2324-7-0x0000000000320000-0x000000000034F000-memory.dmp

Filesize
188KB

Download
memory/2324-16-0x0000000002D70000-0x0000000002D85000-memory.dmp

Filesize
84KB

Download
memory/3404-18-0x0000000002DD0000-0x0000000002EE9000-memory.dmp

Filesize
1.1MB

Download
memory/3404-17-0x0000000008CE0000-0x0000000008E4F000-memory.dmp

Filesize
1.4MB

Download
memory/3404-13-0x0000000002DD0000-0x0000000002EE9000-memory.dmp

Filesize
1.1MB

Download
memory/3404-23-0x0000000008CE0000-0x0000000008E4F000-memory.dmp

Filesize
1.4MB

Download
memory/3404-26-0x0000000008E50000-0x0000000008FDE000-memory.dmp

Filesize
1.6MB

Download
memory/3404-27-0x0000000008E50000-0x0000000008FDE000-memory.dmp

Filesize
1.6MB

Download
memory/3404-29-0x0000000008E50000-0x0000000008FDE000-memory.dmp

Filesize
1.6MB

Download
memory/4660-20-0x0000000000A80000-0x0000000000B5C000-memory.dmp

Filesize
880KB

Download
memory/4660-21-0x0000000000A80000-0x0000000000B5C000-memory.dmp

Filesize
880KB

Download
memory/4660-22-0x0000000001410000-0x000000000143F000-memory.dmp

Filesize
188KB

Download