formbook | 8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e

Analysis

max time kernel
146s
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
23-10-2024 10:53

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General

Target

DA_2024.23.10.pdf.exe
Size

701KB
MD5

38f2a78cdc03a61eac542c14d588472e
SHA1

fb00cd6efd6551c03e44e9344e8a1e7b4cd33745
SHA256

8ef601ca3c9f083d30e8c32c00ebe899cdf8129b5e9c7e6a38c28c84aeddc19e
SHA512

0203ed0dc3353de5da8878b12b66914f26e2dbe97d039a61387f1603091f5d06c1facf99aa4e760fa3e6dea67bc271d0927e21cdc848b6d316dfcbec7f24af03
SSDEEP

12288:Cb6qGanC0p78kt3doR6eOAZuYSut8p55hlOvGTw3bAC6cLqPz6qMtsj:CbcaC0B8k5SVOAZuuWdhl2Qw3VHLq+HS

Score

10^/10

formbook m17o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17o

Decoy

kzqh72.top

arket-obybqq.xyz

afechoice.click

ote-knplpa.xyz

aqgpie.xyz

orker-ornp.xyz

he-beds321.today

ut-nlvv.xyz

31231827.xyz

milymariephotography.net

wquqo.click

veu-where.xyz

mjcpo-pick.xyz

yself-lpnbdl.xyz

austoowagosha.net

ive-wgag.xyz

lay-drift-palace.xyz

old-vubgv.xyz

ideo-shooting-courses.today

ntendsisaiasjazmin.shop

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/540-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/540-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3628-68-0x0000000000CB0000-0x0000000000CDF000-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
2800	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	DA_2024.23.10.pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 432 set thread context of 540	432	DA_2024.23.10.pdf.exe	100
PID 540 set thread context of 3444	540	DA_2024.23.10.pdf.exe	56
PID 3628 set thread context of 3444	3628	systray.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 4 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	DA_2024.23.10.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
432	DA_2024.23.10.pdf.exe
432	DA_2024.23.10.pdf.exe
432	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
2800	powershell.exe
2800	powershell.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe
3628	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
540	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
540	DA_2024.23.10.pdf.exe
3628	systray.exe
3628	systray.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	432	DA_2024.23.10.pdf.exe
Token: SeDebugPrivilege	540	DA_2024.23.10.pdf.exe
Token: SeDebugPrivilege	2800	powershell.exe
Token: SeDebugPrivilege	3628	systray.exe
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 432 wrote to memory of 2800	432	DA_2024.23.10.pdf.exe	98
PID 432 wrote to memory of 2800	432	DA_2024.23.10.pdf.exe	98
PID 432 wrote to memory of 2800	432	DA_2024.23.10.pdf.exe	98
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 432 wrote to memory of 540	432	DA_2024.23.10.pdf.exe	100
PID 3444 wrote to memory of 3628	3444	Explorer.EXE	101
PID 3444 wrote to memory of 3628	3444	Explorer.EXE	101
PID 3444 wrote to memory of 3628	3444	Explorer.EXE	101
PID 3628 wrote to memory of 2960	3628	systray.exe	102
PID 3628 wrote to memory of 2960	3628	systray.exe	102
PID 3628 wrote to memory of 2960	3628	systray.exe	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\DA_2024.23.10.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\DA_2024.23.10.pdf.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:432
- - 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\DA_2024.23.10.pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2800
- - C:\Users\Admin\AppData\Local\Temp\DA_2024.23.10.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DA_2024.23.10.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:540
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.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:3628
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\DA_2024.23.10.pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_luwipfa1.rrf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/432-8-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/432-7-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/432-3-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/432-4-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/432-9-0x0000000005340000-0x00000000053B6000-memory.dmp

Filesize
472KB

Download
memory/432-6-0x0000000005D10000-0x0000000005D2E000-memory.dmp

Filesize
120KB

Download
memory/432-2-0x0000000005F00000-0x00000000064A4000-memory.dmp

Filesize
5.6MB

Download
memory/432-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

Filesize
4KB

Download
memory/432-5-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/432-10-0x00000000070B0000-0x000000000714C000-memory.dmp

Filesize
624KB

Download
memory/432-1-0x0000000000E70000-0x0000000000F26000-memory.dmp

Filesize
728KB

Download
memory/432-13-0x0000000074A80000-0x0000000075230000-memory.dmp

Filesize
7.7MB

Download
memory/540-14-0x0000000001430000-0x000000000177A000-memory.dmp

Filesize
3.3MB

Download
memory/540-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/540-18-0x00000000010E0000-0x00000000010F5000-memory.dmp

Filesize
84KB

Download
memory/540-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2800-24-0x0000000005290000-0x00000000052B2000-memory.dmp

Filesize
136KB

Download
memory/2800-43-0x0000000002950000-0x0000000002960000-memory.dmp

Filesize
64KB

Download
memory/2800-19-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

Filesize
4KB

Download
memory/2800-64-0x00000000078A0000-0x00000000078A8000-memory.dmp

Filesize
32KB

Download
memory/2800-22-0x0000000002950000-0x0000000002960000-memory.dmp

Filesize
64KB

Download
memory/2800-25-0x0000000005AB0000-0x0000000005B16000-memory.dmp

Filesize
408KB

Download
memory/2800-26-0x0000000005B90000-0x0000000005BF6000-memory.dmp

Filesize
408KB

Download
memory/2800-23-0x0000000002950000-0x0000000002960000-memory.dmp

Filesize
64KB

Download
memory/2800-27-0x0000000005C20000-0x0000000005F74000-memory.dmp

Filesize
3.3MB

Download
memory/2800-16-0x0000000004D10000-0x0000000004D46000-memory.dmp

Filesize
216KB

Download
memory/2800-37-0x0000000006240000-0x000000000625E000-memory.dmp

Filesize
120KB

Download
memory/2800-38-0x00000000062D0000-0x000000000631C000-memory.dmp

Filesize
304KB

Download
memory/2800-39-0x000000007F220000-0x000000007F230000-memory.dmp

Filesize
64KB

Download
memory/2800-40-0x00000000071E0000-0x0000000007212000-memory.dmp

Filesize
200KB

Download
memory/2800-41-0x0000000070920000-0x000000007096C000-memory.dmp

Filesize
304KB

Download
memory/2800-20-0x0000000005380000-0x00000000059A8000-memory.dmp

Filesize
6.2MB

Download
memory/2800-52-0x0000000006810000-0x000000000682E000-memory.dmp

Filesize
120KB

Download
memory/2800-53-0x0000000007230000-0x00000000072D3000-memory.dmp

Filesize
652KB

Download
memory/2800-54-0x0000000007BC0000-0x000000000823A000-memory.dmp

Filesize
6.5MB

Download
memory/2800-55-0x0000000007580000-0x000000000759A000-memory.dmp

Filesize
104KB

Download
memory/2800-56-0x00000000075F0000-0x00000000075FA000-memory.dmp

Filesize
40KB

Download
memory/2800-57-0x0000000007800000-0x0000000007896000-memory.dmp

Filesize
600KB

Download
memory/2800-58-0x0000000007780000-0x0000000007791000-memory.dmp

Filesize
68KB

Download
memory/2800-63-0x00000000078C0000-0x00000000078DA000-memory.dmp

Filesize
104KB

Download
memory/2800-62-0x00000000077C0000-0x00000000077D4000-memory.dmp

Filesize
80KB

Download
memory/2800-61-0x00000000077B0000-0x00000000077BE000-memory.dmp

Filesize
56KB

Download
memory/3444-21-0x00000000026F0000-0x0000000002834000-memory.dmp

Filesize
1.3MB

Download
memory/3444-67-0x00000000026F0000-0x0000000002834000-memory.dmp

Filesize
1.3MB

Download
memory/3444-72-0x00000000080A0000-0x0000000008166000-memory.dmp

Filesize
792KB

Download
memory/3628-59-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/3628-60-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/3628-68-0x0000000000CB0000-0x0000000000CDF000-memory.dmp

Filesize
188KB

Download