formbook | c8709a132b063bfb746899511930b50ee84019dc45206333b74cdf702963a187

Analysis

max time kernel
148s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 12:31

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General

Target

z21PEDIDODECOMPRAURGENTE.exe
Size

633KB
MD5

8dd4adce71cfa1cd8d33eccf4da34043
SHA1

2da9f1662d721ee5dd32273b45608078b930ad35
SHA256

c8709a132b063bfb746899511930b50ee84019dc45206333b74cdf702963a187
SHA512

35140a18504b50d0119aa67e01dd3db097a24512e1567580ac8640f9fcf2b908eed8374a8b6476bab6ee9170e2fc7a1a2d2d29de3aadf3d16754917d1e365779
SSDEEP

12288:PXm0LA8PMyhx7WUh0Mzgn1I9CYeXRU9/YZl/ycoInCRngGo315IeypRxDxD0:PA877WU3En18CYeXq1KL4nv615Ij

Score

10^/10

formbook dn13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

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

Processes:

resource	yara_rule
behavioral1/memory/2328-23-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1948-27-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exe

pid	Process
2656	powershell.exe
2920	powershell.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2340	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exez21PEDIDODECOMPRAURGENTE.exenetsh.exe

description	pid	Process	procid_target
PID 2400 set thread context of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2328 set thread context of 1204	2328	z21PEDIDODECOMPRAURGENTE.exe	21
PID 1948 set thread context of 1204	1948	netsh.exe	21

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 6 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:

z21PEDIDODECOMPRAURGENTE.exepowershell.exepowershell.exeschtasks.exenetsh.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z21PEDIDODECOMPRAURGENTE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
2780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exez21PEDIDODECOMPRAURGENTE.exepowershell.exepowershell.exenetsh.exe

pid	Process
2400	z21PEDIDODECOMPRAURGENTE.exe
2400	z21PEDIDODECOMPRAURGENTE.exe
2328	z21PEDIDODECOMPRAURGENTE.exe
2328	z21PEDIDODECOMPRAURGENTE.exe
2656	powershell.exe
2920	powershell.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe
1948	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exenetsh.exe

pid	Process
2328	z21PEDIDODECOMPRAURGENTE.exe
2328	z21PEDIDODECOMPRAURGENTE.exe
2328	z21PEDIDODECOMPRAURGENTE.exe
1948	netsh.exe
1948	netsh.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exez21PEDIDODECOMPRAURGENTE.exepowershell.exepowershell.exenetsh.exe

description	pid	Process
Token: SeDebugPrivilege	2400	z21PEDIDODECOMPRAURGENTE.exe
Token: SeDebugPrivilege	2328	z21PEDIDODECOMPRAURGENTE.exe
Token: SeDebugPrivilege	2656	powershell.exe
Token: SeDebugPrivilege	2920	powershell.exe
Token: SeDebugPrivilege	1948	netsh.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exeExplorer.EXEnetsh.exe

description	pid	Process	procid_target
PID 2400 wrote to memory of 2656	2400	z21PEDIDODECOMPRAURGENTE.exe	30
PID 2400 wrote to memory of 2656	2400	z21PEDIDODECOMPRAURGENTE.exe	30
PID 2400 wrote to memory of 2656	2400	z21PEDIDODECOMPRAURGENTE.exe	30
PID 2400 wrote to memory of 2656	2400	z21PEDIDODECOMPRAURGENTE.exe	30
PID 2400 wrote to memory of 2920	2400	z21PEDIDODECOMPRAURGENTE.exe	32
PID 2400 wrote to memory of 2920	2400	z21PEDIDODECOMPRAURGENTE.exe	32
PID 2400 wrote to memory of 2920	2400	z21PEDIDODECOMPRAURGENTE.exe	32
PID 2400 wrote to memory of 2920	2400	z21PEDIDODECOMPRAURGENTE.exe	32
PID 2400 wrote to memory of 2780	2400	z21PEDIDODECOMPRAURGENTE.exe	34
PID 2400 wrote to memory of 2780	2400	z21PEDIDODECOMPRAURGENTE.exe	34
PID 2400 wrote to memory of 2780	2400	z21PEDIDODECOMPRAURGENTE.exe	34
PID 2400 wrote to memory of 2780	2400	z21PEDIDODECOMPRAURGENTE.exe	34
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 2400 wrote to memory of 2328	2400	z21PEDIDODECOMPRAURGENTE.exe	36
PID 1204 wrote to memory of 1948	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1948	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1948	1204	Explorer.EXE	37
PID 1204 wrote to memory of 1948	1204	Explorer.EXE	37
PID 1948 wrote to memory of 2340	1948	netsh.exe	38
PID 1948 wrote to memory of 2340	1948	netsh.exe	38
PID 1948 wrote to memory of 2340	1948	netsh.exe	38
PID 1948 wrote to memory of 2340	1948	netsh.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe
  "C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2400
- - 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\z21PEDIDODECOMPRAURGENTE.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2656
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mtDSkHtnsz.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2920
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mtDSkHtnsz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E61.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2780
- - C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe
    "C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2328
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9E61.tmp

Filesize
1KB

MD5
4a6484fc24c228b9133f45e4f65e6b77

SHA1
ac401db7e8de33fbc65517c31220fac775a54a54

SHA256
29e642f0cda1798657f58a36ce666284f42b9e51fe97c9bdebc5dea001fc199e

SHA512
5136a962e99b7cd91220bc32f282bc6e82d91869994cd42c4d184148231ec94d83c97fac28ef4d26c39cbf9a58ba2a04170591924e9f40bef389159c77e01523

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DVWHF0ISYHMF8HFL0M55.temp

Filesize
7KB

MD5
dcbf4edeb0bf78d64fd6ae4c32281c02

SHA1
c5e90e3e42fdc28474845a92ac9f9826e0892cfb

SHA256
1547b03958e28e4456403321aa168b9fcf854b5776be0227450acc79be3bc052

SHA512
2006ecedc6356fc791304698885bbf7009af12967f1b3483bf86189557999c0f6b0b434fd479a310939bbcdd83172951def995f49d10993e6ddaba1f3b7126a7

Download Submit
memory/1948-27-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1948-26-0x0000000001080000-0x000000000109B000-memory.dmp

Filesize
108KB

Download
memory/2328-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2328-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2328-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2328-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2400-5-0x0000000005D30000-0x0000000005DAA000-memory.dmp

Filesize
488KB

Download
memory/2400-4-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2400-3-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2400-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

Filesize
4KB

Download
memory/2400-24-0x0000000074B80000-0x000000007526E000-memory.dmp

Filesize
6.9MB

Download
memory/2400-2-0x0000000000270000-0x0000000000282000-memory.dmp

Filesize
72KB

Download
memory/2400-1-0x0000000000EF0000-0x0000000000F94000-memory.dmp

Filesize
656KB

Download