formbook | dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182

Analysis

max time kernel
150s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 04:31

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General

Target

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
Size

822KB
MD5

f1217c3aad742f6f0aed2d6cae0feae6
SHA1

ec8c8d19b72ce379bba42d52edb0639c2564ee2c
SHA256

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182
SHA512

996b86f071a023e4f6ec6f0a0eee9d375a0fe36550615647ccf411dc1bbb4a715df4a53ced2f49d61b4ec4196a16b0f3977ea7bb18d795145b774be5a73fb49d
SSDEEP

12288:cbXj9L5sl1ApYy42fxWfWgYv7im/Qw9ELyX56CqFNpgNefKitTra:kL5sl1ApXhfQfivGAQDu56CqF3gNeCU

Score

10^/10

formbook btrd discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

btrd

Decoy

toulouse.gold

launchyouglobal.com

margarita-services.com

dasnail.club

casa-hilo.com

hardscapesofflorida.com

thepositivitypulse.com

kkmyanev.cfd

love6ace22.top

castorcruise.com

chch6.com

h59f07jy.cfd

saatvikteerthyatra.com

fxsecuretrading-option.com

mostbet-k1o.click

36-m.beauty

ko-or-a-news.com

eurekatextile.com

gynlkj.com

deepsouthcraftsman.com

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

Processes:

resource	yara_rule
behavioral2/memory/4888-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4888-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1820-24-0x0000000000570000-0x000000000059F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exeAddInProcess32.exeNETSTAT.EXE

description	pid	Process	procid_target
PID 3692 set thread context of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 4888 set thread context of 3512	4888	AddInProcess32.exe	56
PID 1820 set thread context of 3512	1820	NETSTAT.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

Processes:

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exeNETSTAT.EXEcmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

Processes:

NETSTAT.EXE

pid	Process
1820	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 53 IoCs

Processes:

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exeAddInProcess32.exeNETSTAT.EXE

pid	Process
3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
4888	AddInProcess32.exe
4888	AddInProcess32.exe
4888	AddInProcess32.exe
4888	AddInProcess32.exe
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE
1820	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

AddInProcess32.exeNETSTAT.EXE

pid	Process
4888	AddInProcess32.exe
4888	AddInProcess32.exe
4888	AddInProcess32.exe
1820	NETSTAT.EXE
1820	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exeAddInProcess32.exeNETSTAT.EXE

description	pid	Process
Token: SeDebugPrivilege	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
Token: SeDebugPrivilege	4888	AddInProcess32.exe
Token: SeDebugPrivilege	1820	NETSTAT.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exeExplorer.EXENETSTAT.EXE

description	pid	Process	procid_target
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 1460	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	83
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3692 wrote to memory of 4888	3692	dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe	91
PID 3512 wrote to memory of 1820	3512	Explorer.EXE	101
PID 3512 wrote to memory of 1820	3512	Explorer.EXE	101
PID 3512 wrote to memory of 1820	3512	Explorer.EXE	101
PID 1820 wrote to memory of 3200	1820	NETSTAT.EXE	102
PID 1820 wrote to memory of 3200	1820	NETSTAT.EXE	102
PID 1820 wrote to memory of 3200	1820	NETSTAT.EXE	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Users\Admin\AppData\Local\Temp\dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe
  "C:\Users\Admin\AppData\Local\Temp\dbd0f766892484935d48872b872d39fe1ddfa273b3efff8ce05ab2381a383182.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3692
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    PID:1460
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4888
- 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:1820
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3200

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

Replay Monitor

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Downloads

memory/1820-24-0x0000000000570000-0x000000000059F000-memory.dmp

Filesize
188KB

Download
memory/1820-22-0x00000000007F0000-0x00000000007FB000-memory.dmp

Filesize
44KB

Download
memory/1820-23-0x00000000007F0000-0x00000000007FB000-memory.dmp

Filesize
44KB

Download
memory/3512-21-0x0000000008960000-0x0000000008B09000-memory.dmp

Filesize
1.7MB

Download
memory/3512-32-0x0000000002C60000-0x0000000002D3A000-memory.dmp

Filesize
872KB

Download
memory/3512-30-0x0000000002C60000-0x0000000002D3A000-memory.dmp

Filesize
872KB

Download
memory/3512-29-0x0000000002C60000-0x0000000002D3A000-memory.dmp

Filesize
872KB

Download
memory/3512-25-0x0000000008960000-0x0000000008B09000-memory.dmp

Filesize
1.7MB

Download
memory/3692-12-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-6-0x0000000005190000-0x0000000005222000-memory.dmp

Filesize
584KB

Download
memory/3692-10-0x0000000006C50000-0x0000000006C56000-memory.dmp

Filesize
24KB

Download
memory/3692-11-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/3692-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/3692-13-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-1-0x0000000000350000-0x0000000000424000-memory.dmp

Filesize
848KB

Download
memory/3692-2-0x0000000004D40000-0x0000000004DDC000-memory.dmp

Filesize
624KB

Download
memory/3692-8-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-3-0x0000000004C60000-0x0000000004C86000-memory.dmp

Filesize
152KB

Download
memory/3692-16-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-4-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-7-0x0000000005180000-0x000000000518A000-memory.dmp

Filesize
40KB

Download
memory/3692-9-0x00000000067C0000-0x00000000067DA000-memory.dmp

Filesize
104KB

Download
memory/3692-5-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/4888-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4888-17-0x00000000017F0000-0x0000000001B3A000-memory.dmp

Filesize
3.3MB

Download
memory/4888-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4888-20-0x0000000001730000-0x0000000001744000-memory.dmp

Filesize
80KB

Download