formbook | 40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6

General

Target

40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
Size

755KB
MD5

a1a321f41094dc2e821ae3fd23c123f4
SHA1

272f153247ce26851f3300be06bcf4fa2b8e6553
SHA256

40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6
SHA512

4292318a9a85a2b9aa677eda93444b7c7819d8725f36459cf554c78b9f08e17cdebc4c4face3020bb2271273019fd3335be35d8fc7c9aecf82002cbac4accf57
SSDEEP

12288:DYAMd6OdKEari+auFvnnrcMXsnx2NVDN2P4Ypq1a3P14aePmcDomo:DM6h1OCrKx2fSbq1a3PKjbDom

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/3028-12-0x0000000000400000-0x000000000042F000-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
2808	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34

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	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
3028	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
2808	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
Token: SeDebugPrivilege	2808	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2808	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	30
PID 2648 wrote to memory of 2808	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	30
PID 2648 wrote to memory of 2808	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	30
PID 2648 wrote to memory of 2808	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	30
PID 2648 wrote to memory of 2868	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	31
PID 2648 wrote to memory of 2868	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	31
PID 2648 wrote to memory of 2868	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	31
PID 2648 wrote to memory of 2868	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	31
PID 2648 wrote to memory of 2820	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	33
PID 2648 wrote to memory of 2820	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	33
PID 2648 wrote to memory of 2820	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	33
PID 2648 wrote to memory of 2820	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	33
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34
PID 2648 wrote to memory of 3028	2648	40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe	34

C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
"C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648
- 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\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
  "C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe"
  2⤵
  PID:2868
- C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
  "C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe"
  2⤵
  PID:2820
- C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe
  "C:\Users\Admin\AppData\Local\Temp\40cebb630f935210e93b1e5569a1181a0c19cee3c4c129550dece7add29f27b6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3028

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/2648-6-0x0000000000680000-0x0000000000690000-memory.dmp

Filesize
64KB

Download
memory/2648-0-0x00000000743EE000-0x00000000743EF000-memory.dmp

Filesize
4KB

Download
memory/2648-2-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-3-0x0000000000670000-0x0000000000682000-memory.dmp

Filesize
72KB

Download
memory/2648-4-0x00000000743EE000-0x00000000743EF000-memory.dmp

Filesize
4KB

Download
memory/2648-5-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-1-0x0000000000010000-0x00000000000D2000-memory.dmp

Filesize
776KB

Download
memory/2648-7-0x0000000004DD0000-0x0000000004E46000-memory.dmp

Filesize
472KB

Download
memory/2648-14-0x00000000743E0000-0x0000000074ACE000-memory.dmp

Filesize
6.9MB

Download
memory/3028-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3028-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3028-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3028-13-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/3028-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

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