formbook | 16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100

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 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2976-12-0x0000000000400000-0x000000000042F000-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
3024	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2908 set thread context of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35

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 8 IoCs

pid	Process
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
2976	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
3024	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
Token: SeDebugPrivilege	3024	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 3024	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2908 wrote to memory of 3024	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2908 wrote to memory of 3024	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2908 wrote to memory of 3024	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	30
PID 2908 wrote to memory of 2956	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2908 wrote to memory of 2956	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2908 wrote to memory of 2956	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2908 wrote to memory of 2956	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	32
PID 2908 wrote to memory of 2824	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	33
PID 2908 wrote to memory of 2824	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	33
PID 2908 wrote to memory of 2824	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	33
PID 2908 wrote to memory of 2824	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	33
PID 2908 wrote to memory of 2772	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	34
PID 2908 wrote to memory of 2772	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	34
PID 2908 wrote to memory of 2772	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	34
PID 2908 wrote to memory of 2772	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	34
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35
PID 2908 wrote to memory of 2976	2908	16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe	35

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2908
- 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:3024
- C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
  "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  PID:2956
- C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
  "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  PID:2824
- C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
  "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  PID:2772
- C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe
  "C:\Users\Admin\AppData\Local\Temp\16fd6d298d5601766ee8fd0e0164898436f9cad9ac79927a14af387166aac100.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2908-6-0x0000000005250000-0x00000000052CA000-memory.dmp

Filesize
488KB

Download
memory/2908-1-0x0000000000050000-0x00000000000F4000-memory.dmp

Filesize
656KB

Download
memory/2908-2-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-3-0x00000000006C0000-0x00000000006D8000-memory.dmp

Filesize
96KB

Download
memory/2908-4-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2908-5-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2908-13-0x0000000074D90000-0x000000007547E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2976-14-0x00000000008D0000-0x0000000000BD3000-memory.dmp

Filesize
3.0MB

Download

Analysis

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