formbook | 1ddd6b7f64ff57668ca9087e77362e4d11fda7c3c07aebe6c1f48b560aea038e

Analysis

max time kernel
148s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2024 21:07

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General

Target

quotationsheet1sheet2.exe
Size

1.0MB
MD5

58923ab5edc1d65d3f0fb3c71ee2af64
SHA1

5de29822b230043708b6725b3fe0e9f2eb1ad21a
SHA256

1ddd6b7f64ff57668ca9087e77362e4d11fda7c3c07aebe6c1f48b560aea038e
SHA512

d8c28559e79783cccbb9b2fac8c3a2b29471b87035c326be203ab486c62df8a6b7a59c4ecffe87cea6e201fc825274faa6b3befe7a3a735f154d567abbb09b32
SSDEEP

24576:mu6J33O0c+JY5UZ+XC0kGso6FatnXQN8TyT1soHDWY:ou0c++OCvkGs9FatgaTusoiY

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/3748-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3748-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3056-16-0x0000000000DA0000-0x0000000000DCF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4200 set thread context of 3748	4200	quotationsheet1sheet2.exe	84
PID 3748 set thread context of 3408	3748	svchost.exe	56
PID 3056 set thread context of 3408	3056	netsh.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	quotationsheet1sheet2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe
3056	netsh.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4200	quotationsheet1sheet2.exe
3748	svchost.exe
3748	svchost.exe
3748	svchost.exe
3056	netsh.exe
3056	netsh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3748	svchost.exe
Token: SeDebugPrivilege	3056	netsh.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4200	quotationsheet1sheet2.exe
4200	quotationsheet1sheet2.exe
4200	quotationsheet1sheet2.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4200	quotationsheet1sheet2.exe
4200	quotationsheet1sheet2.exe
4200	quotationsheet1sheet2.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4200 wrote to memory of 3748	4200	quotationsheet1sheet2.exe	84
PID 4200 wrote to memory of 3748	4200	quotationsheet1sheet2.exe	84
PID 4200 wrote to memory of 3748	4200	quotationsheet1sheet2.exe	84
PID 4200 wrote to memory of 3748	4200	quotationsheet1sheet2.exe	84
PID 3408 wrote to memory of 3056	3408	Explorer.EXE	85
PID 3408 wrote to memory of 3056	3408	Explorer.EXE	85
PID 3408 wrote to memory of 3056	3408	Explorer.EXE	85
PID 3056 wrote to memory of 2800	3056	netsh.exe	86
PID 3056 wrote to memory of 2800	3056	netsh.exe	86
PID 3056 wrote to memory of 2800	3056	netsh.exe	86

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Users\Admin\AppData\Local\Temp\quotationsheet1sheet2.exe
  "C:\Users\Admin\AppData\Local\Temp\quotationsheet1sheet2.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:4200
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\quotationsheet1sheet2.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3748
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.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:3056
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2800

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/3056-13-0x0000000001010000-0x000000000102E000-memory.dmp

Filesize
120KB

Download
memory/3056-16-0x0000000000DA0000-0x0000000000DCF000-memory.dmp

Filesize
188KB

Download
memory/3056-15-0x0000000001010000-0x000000000102E000-memory.dmp

Filesize
120KB

Download
memory/3408-17-0x00000000086C0000-0x000000000881F000-memory.dmp

Filesize
1.4MB

Download
memory/3408-12-0x00000000086C0000-0x000000000881F000-memory.dmp

Filesize
1.4MB

Download
memory/3408-21-0x0000000003300000-0x0000000003455000-memory.dmp

Filesize
1.3MB

Download
memory/3408-22-0x0000000003300000-0x0000000003455000-memory.dmp

Filesize
1.3MB

Download
memory/3408-24-0x0000000003300000-0x0000000003455000-memory.dmp

Filesize
1.3MB

Download
memory/3748-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3748-11-0x00000000005E0000-0x00000000005F5000-memory.dmp

Filesize
84KB

Download
memory/3748-8-0x0000000000E00000-0x000000000114A000-memory.dmp

Filesize
3.3MB

Download
memory/3748-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4200-6-0x0000000001900000-0x0000000001D00000-memory.dmp

Filesize
4.0MB

Download