formbook | c8709a132b063bfb746899511930b50ee84019dc45206333b74cdf702963a187

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
behavioral2/memory/1860-46-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3304-81-0x0000000000B70000-0x0000000000B9F000-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
4856	powershell.exe
2516	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

z21PEDIDODECOMPRAURGENTE.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	z21PEDIDODECOMPRAURGENTE.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exez21PEDIDODECOMPRAURGENTE.exehelp.exe

description	pid	Process	procid_target
PID 1116 set thread context of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1860 set thread context of 3472	1860	z21PEDIDODECOMPRAURGENTE.exe	56
PID 3304 set thread context of 3472	3304	help.exe	56

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:

powershell.exeschtasks.exehelp.execmd.exez21PEDIDODECOMPRAURGENTE.exepowershell.exe

description	ioc	Process
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	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z21PEDIDODECOMPRAURGENTE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
1560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exepowershell.exepowershell.exez21PEDIDODECOMPRAURGENTE.exehelp.exe

pid	Process
1116	z21PEDIDODECOMPRAURGENTE.exe
4856	powershell.exe
2516	powershell.exe
1116	z21PEDIDODECOMPRAURGENTE.exe
4856	powershell.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
2516	powershell.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe
3304	help.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exehelp.exe

pid	Process
1860	z21PEDIDODECOMPRAURGENTE.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
1860	z21PEDIDODECOMPRAURGENTE.exe
3304	help.exe
3304	help.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exepowershell.exepowershell.exez21PEDIDODECOMPRAURGENTE.exehelp.exeExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	1116	z21PEDIDODECOMPRAURGENTE.exe
Token: SeDebugPrivilege	4856	powershell.exe
Token: SeDebugPrivilege	2516	powershell.exe
Token: SeDebugPrivilege	1860	z21PEDIDODECOMPRAURGENTE.exe
Token: SeDebugPrivilege	3304	help.exe
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3472	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

z21PEDIDODECOMPRAURGENTE.exeExplorer.EXEhelp.exe

description	pid	Process	procid_target
PID 1116 wrote to memory of 4856	1116	z21PEDIDODECOMPRAURGENTE.exe	99
PID 1116 wrote to memory of 4856	1116	z21PEDIDODECOMPRAURGENTE.exe	99
PID 1116 wrote to memory of 4856	1116	z21PEDIDODECOMPRAURGENTE.exe	99
PID 1116 wrote to memory of 2516	1116	z21PEDIDODECOMPRAURGENTE.exe	101
PID 1116 wrote to memory of 2516	1116	z21PEDIDODECOMPRAURGENTE.exe	101
PID 1116 wrote to memory of 2516	1116	z21PEDIDODECOMPRAURGENTE.exe	101
PID 1116 wrote to memory of 1560	1116	z21PEDIDODECOMPRAURGENTE.exe	103
PID 1116 wrote to memory of 1560	1116	z21PEDIDODECOMPRAURGENTE.exe	103
PID 1116 wrote to memory of 1560	1116	z21PEDIDODECOMPRAURGENTE.exe	103
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 1116 wrote to memory of 1860	1116	z21PEDIDODECOMPRAURGENTE.exe	105
PID 3472 wrote to memory of 3304	3472	Explorer.EXE	106
PID 3472 wrote to memory of 3304	3472	Explorer.EXE	106
PID 3472 wrote to memory of 3304	3472	Explorer.EXE	106
PID 3304 wrote to memory of 3856	3304	help.exe	107
PID 3304 wrote to memory of 3856	3304	help.exe	107
PID 3304 wrote to memory of 3856	3304	help.exe	107

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe
  "C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1116
- - 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:4856
- - 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:2516
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mtDSkHtnsz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD179.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1560
- - 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:1860
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:3304
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\z21PEDIDODECOMPRAURGENTE.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3856

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

Query Registry

T1012

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\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
dc7f76193132883ac5929f743454b539

SHA1
64aaf0a5c14076a3ad3bced613ca23937217ec91

SHA256
b626d0d8619b6f54e5bb00fba96bb4179345571f11e24d39d3fec30fc5009e31

SHA512
b70e972fcee1f2e39ff5a937229a97bd313e4a7438872f596272df6d254bd81426492147b5cd947216f1bb05f36c700f273578054ab58f68c2f82c7db149033d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hy4u5uii.vsv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD179.tmp

Filesize
1KB

MD5
90b3816566f24ac8632dc64aaa286c65

SHA1
de187cdb7306bbae4e3158ae192c39ec9fb72c98

SHA256
505355eae2eeb1fe7df7de977457db414e0d5ad62ed8a8a5fd278cbc601a869f

SHA512
25a6338e8c409d4ebf18dc18d163d66c3edf5bc1a9321aa880df2ac493fc112e234d0fb6b0d4114cbb9ba43bebcc9f8f471cbe327e65889f772655de4aceb5b7

Download Submit
memory/1116-8-0x000000007513E000-0x000000007513F000-memory.dmp

Filesize
4KB

Download
memory/1116-4-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/1116-5-0x0000000005920000-0x000000000592A000-memory.dmp

Filesize
40KB

Download
memory/1116-6-0x0000000005BC0000-0x0000000005C5C000-memory.dmp

Filesize
624KB

Download
memory/1116-7-0x0000000005CB0000-0x0000000005CC2000-memory.dmp

Filesize
72KB

Download
memory/1116-3-0x0000000005960000-0x00000000059F2000-memory.dmp

Filesize
584KB

Download
memory/1116-9-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/1116-10-0x0000000006F40000-0x0000000006FBA000-memory.dmp

Filesize
488KB

Download
memory/1116-2-0x0000000005F10000-0x00000000064B4000-memory.dmp

Filesize
5.6MB

Download
memory/1116-0-0x000000007513E000-0x000000007513F000-memory.dmp

Filesize
4KB

Download
memory/1116-48-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/1116-1-0x0000000000E90000-0x0000000000F34000-memory.dmp

Filesize
656KB

Download
memory/1860-46-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2516-76-0x0000000007580000-0x0000000007BFA000-memory.dmp

Filesize
6.5MB

Download
memory/2516-91-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/2516-19-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/2516-36-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/2516-25-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/2516-80-0x0000000007130000-0x0000000007141000-memory.dmp

Filesize
68KB

Download
memory/2516-79-0x00000000071B0000-0x0000000007246000-memory.dmp

Filesize
600KB

Download
memory/2516-74-0x0000000006200000-0x000000000621E000-memory.dmp

Filesize
120KB

Download
memory/2516-54-0x00000000759E0000-0x0000000075A2C000-memory.dmp

Filesize
304KB

Download
memory/3304-52-0x0000000000C50000-0x0000000000C57000-memory.dmp

Filesize
28KB

Download
memory/3304-81-0x0000000000B70000-0x0000000000B9F000-memory.dmp

Filesize
188KB

Download
memory/3472-96-0x0000000008AD0000-0x0000000008B75000-memory.dmp

Filesize
660KB

Download
memory/4856-20-0x0000000004C10000-0x0000000004C32000-memory.dmp

Filesize
136KB

Download
memory/4856-18-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-53-0x0000000006BF0000-0x0000000006C22000-memory.dmp

Filesize
200KB

Download
memory/4856-51-0x0000000005C90000-0x0000000005CDC000-memory.dmp

Filesize
304KB

Download
memory/4856-55-0x00000000759E0000-0x0000000075A2C000-memory.dmp

Filesize
304KB

Download
memory/4856-16-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-75-0x0000000006C30000-0x0000000006CD3000-memory.dmp

Filesize
652KB

Download
memory/4856-77-0x0000000006F10000-0x0000000006F2A000-memory.dmp

Filesize
104KB

Download
memory/4856-17-0x0000000005010000-0x0000000005638000-memory.dmp

Filesize
6.2MB

Download
memory/4856-78-0x0000000006F80000-0x0000000006F8A000-memory.dmp

Filesize
40KB

Download
memory/4856-22-0x0000000004D90000-0x0000000004DF6000-memory.dmp

Filesize
408KB

Download
memory/4856-50-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

Filesize
120KB

Download
memory/4856-31-0x0000000005640000-0x0000000005994000-memory.dmp

Filesize
3.3MB

Download
memory/4856-82-0x0000000007140000-0x000000000714E000-memory.dmp

Filesize
56KB

Download
memory/4856-83-0x0000000007150000-0x0000000007164000-memory.dmp

Filesize
80KB

Download
memory/4856-84-0x0000000007250000-0x000000000726A000-memory.dmp

Filesize
104KB

Download
memory/4856-85-0x0000000007230000-0x0000000007238000-memory.dmp

Filesize
32KB

Download
memory/4856-15-0x0000000000E70000-0x0000000000EA6000-memory.dmp

Filesize
216KB

Download
memory/4856-90-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-24-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-21-0x0000000004CB0000-0x0000000004D16000-memory.dmp

Filesize
408KB

Download