formbook | 5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4

Analysis

max time kernel
146s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-09-2024 01:18

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General

Target

5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
Size

1.1MB
MD5

e2e083fa9b190d0249845229f584a72d
SHA1

2f554be4a28d9f21f3da126ef351fb3f3a3b35ed
SHA256

5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4
SHA512

70371955a794665389d1fe4f294f3aa72cafdf01e306c63664dd1fb957cb7b38bee1231abd1de1a12736ae229581eee7a050485423f84454be607c3ad4b5a875
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCBJd43eZY/F8wFgOxottM:7JZoQrbTFZY1iaCBLZ2TFgEo7M

Score

10^/10

formbook c24t discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c24t

Decoy

ealthbridgeccs.online

ngelicais.art

uktuksu1.sbs

fapoker.asia

hecreature.tech

orenzoplaybest14.xyz

op-smartphones-deal.today

delark.click

7395.asia

otnews.cfd

j16e.xyz

oko.events

fscxb.top

roudtxliberals.vote

asas-br.bond

ourhealthyourlife.shop

fbpd.top

j9u9.xyz

uijiuw.top

aming-chair-37588.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/1408-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1408-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3296-11-0x0000000000FA0000-0x0000000000FCF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3952 set thread context of 1408	3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe	82
PID 1408 set thread context of 3568	1408	svchost.exe	56
PID 3296 set thread context of 3568	3296	NETSTAT.EXE	56

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3296	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1408	svchost.exe
1408	svchost.exe
1408	svchost.exe
1408	svchost.exe
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE
3296	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
1408	svchost.exe
1408	svchost.exe
1408	svchost.exe
3296	NETSTAT.EXE
3296	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1408	svchost.exe
Token: SeDebugPrivilege	3296	NETSTAT.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 1408	3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe	82
PID 3952 wrote to memory of 1408	3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe	82
PID 3952 wrote to memory of 1408	3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe	82
PID 3952 wrote to memory of 1408	3952	5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe	82
PID 3568 wrote to memory of 3296	3568	Explorer.EXE	83
PID 3568 wrote to memory of 3296	3568	Explorer.EXE	83
PID 3568 wrote to memory of 3296	3568	Explorer.EXE	83
PID 3296 wrote to memory of 1588	3296	NETSTAT.EXE	84
PID 3296 wrote to memory of 1588	3296	NETSTAT.EXE	84
PID 3296 wrote to memory of 1588	3296	NETSTAT.EXE	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Users\Admin\AppData\Local\Temp\5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe
  "C:\Users\Admin\AppData\Local\Temp\5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.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:3952
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\5775d4b06096a813ae445ace79308cd93882ea2e303362ecd53297ba8c4a38c4.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1408
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3296
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1408-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1408-4-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download
memory/1408-7-0x0000000001180000-0x0000000001194000-memory.dmp

Filesize
80KB

Download
memory/3296-10-0x0000000000CF0000-0x0000000000CFB000-memory.dmp

Filesize
44KB

Download
memory/3296-9-0x0000000000CF0000-0x0000000000CFB000-memory.dmp

Filesize
44KB

Download
memory/3296-11-0x0000000000FA0000-0x0000000000FCF000-memory.dmp

Filesize
188KB

Download
memory/3568-8-0x0000000002940000-0x0000000002A48000-memory.dmp

Filesize
1.0MB

Download
memory/3568-12-0x0000000002940000-0x0000000002A48000-memory.dmp

Filesize
1.0MB

Download
memory/3568-16-0x0000000002820000-0x00000000028B8000-memory.dmp

Filesize
608KB

Download
memory/3568-17-0x0000000002820000-0x00000000028B8000-memory.dmp

Filesize
608KB

Download
memory/3568-19-0x0000000002820000-0x00000000028B8000-memory.dmp

Filesize
608KB

Download
memory/3952-2-0x0000000004160000-0x0000000004360000-memory.dmp

Filesize
2.0MB

Download