formbook | cd9b2320bc3a1fb2b5a8b9b917be72523cefd8a0a871884978e5bfe66a5090b3

General

Target

943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
Size

701KB
MD5

c78aa012edcc2d521eecab410fbadf7c
SHA1

cd47fafb1d77a2cc71f215ef2f01f4e19fc79338
SHA256

943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51
SHA512

2b2c09a78f3767fa6d7c7c765177b671a2c00f6d136e239c1d68d4d2c001bbdf6ae9ed6f5c372c028f303eef506afac6d182433446e04e8605a8166e58226ce9
SSDEEP

12288:bJNxCwgqaVouyHOdP6xwAJDmnd8BNdjEevS+ik7pDHEbrT84ub04nhXj6GHC0Pl4:bbxC/qaSuyHOZ+mn+PdYcS+ikOb804Ff

Score

10^/10

formbook pz12 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2400-11-0x0000000000400000-0x000000000042F000-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
2740	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.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	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2400	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
2740	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2740	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	31
PID 3068 wrote to memory of 2740	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	31
PID 3068 wrote to memory of 2740	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	31
PID 3068 wrote to memory of 2740	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	31
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32
PID 3068 wrote to memory of 2400	3068	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	32

C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
"C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- 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\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
  "C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2400

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/2400-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-13-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/2400-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3068-3-0x0000000000530000-0x0000000000542000-memory.dmp

Filesize
72KB

Download
memory/3068-6-0x00000000051B0000-0x0000000005226000-memory.dmp

Filesize
472KB

Download
memory/3068-5-0x00000000005C0000-0x00000000005D0000-memory.dmp

Filesize
64KB

Download
memory/3068-4-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/3068-2-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-12-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Filesize
6.9MB

Download
memory/3068-1-0x0000000001270000-0x0000000001324000-memory.dmp

Filesize
720KB

Download

Analysis

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