formbook | 16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100

Resubmissions

26/03/2025, 03:45

250326-ebgszazqv5 10

26/03/2025, 03:31

250326-d3csnawzhz 10

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/03/2025, 03:31

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General

Target

16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
Size

631KB
MD5

485d4375ab8e346f7889e737df009764
SHA1

93cc3d5ec9b1052e68185c42f22fe7bd55b055db
SHA256

16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100
SHA512

d436975a98bbd80210839297d03243f7f9facc87cb5c143ea2d28c62769539502f665661efbbb29d283c376f5e04f223778594e2fcd6ac1e3add38882e8cec9b
SSDEEP

12288:wyjvOn6nzxBZY8ZdLFgxfNH1aae0W8oUYrYB9QdTa7UL:Zj2n6n3qId5CaaeqoUTTQ5aQL

Score

10^/10

formbook bs03 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bs03

Decoy

aindirectiveteam.info

itchen-remodeling-up.world

avadacasino21.buzz

urumsbicard.net

ental-care-2762127.fyi

raveline.tech

camtech.online

leartec.health

odkacasino-333.buzz

oans-credits-73480.bond

ubstrate360.xyz

dalang.click

on66my.xyz

elegilgh.run

wlf.dev

ex-in-wien.net

riminal-mischief.cfd

0ns.pro

klopcy.xyz

ssetexcelstrongmanageroot.xyz

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2012-14-0x0000000000401000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2012-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2908	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32

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 2 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	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2012	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2908	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2160 wrote to memory of 2908	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2160 wrote to memory of 2908	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2160 wrote to memory of 2908	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2160 wrote to memory of 2012	2160	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32

C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
"C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2908
- C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
  "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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/2012-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2012-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2012-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2012-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2012-14-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/2012-15-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/2160-3-0x00000000005C0000-0x00000000005D8000-memory.dmp

Filesize
96KB

Download
memory/2160-6-0x0000000005340000-0x00000000053BA000-memory.dmp

Filesize
488KB

Download
memory/2160-5-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2160-4-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2160-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2160-2-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2160-1-0x0000000000DD0000-0x0000000000E74000-memory.dmp

Filesize
656KB

Download
memory/2160-16-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download