formbook | bdd9e311c550bef90f58fb23c8e3318cc388ac62e756aa0927f91b85a3e75103

Analysis

max time kernel
148s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 15:39

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General

Target

PF234-91224.pdf.exe
Size

887KB
MD5

0285fed1a8816679555b3ad83d259eec
SHA1

fd36638db0103fe9530cefcc2b612c307bac5462
SHA256

b3f2e166da0892b3ab4d77f3b7764c7d50296fc234a8da7355db5677f090273f
SHA512

72bd8a4e9e0dc6eed172d2c0d1f58dad1dca09915c888604fb382e1aa22ec12f7233a9fcc082a1b7c858555b11f4bce60180c5d658f4b7a33573eaaf5c290f3c
SSDEEP

12288:8rFcvLvKirjTpzk+958lIe9bVAwb7NsriUe67N0d4CeU:oFwC+NgCejfHNoXRU

Score

10^/10

formbook mi06 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mi06

Decoy

rumpchiefofstaff.live

n319.vip

ootybite.fit

tlasfnch.online

arehouse-inventory-22187.bond

nihenjin.net

oftware-engineering-10126.bond

airtransplantation342331.life

astelodosjogos.store

oogle-404.sbs

ealthcare-software-62709.bond

00101.pro

edgo.xyz

ardmanager.xyz

eyixnemy.xyz

lamin.food

utomation-tools-75119.bond

wcp.doctor

ennine-way.info

jslot88rich.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/960-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/960-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4212-69-0x0000000000EB0000-0x0000000000EDF000-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
3680	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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	PF234-91224.pdf.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4224 set thread context of 960	4224	PF234-91224.pdf.exe	86
PID 960 set thread context of 3536	960	PF234-91224.pdf.exe	56
PID 4212 set thread context of 3536	4212	msiexec.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	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PF234-91224.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
960	PF234-91224.pdf.exe
960	PF234-91224.pdf.exe
960	PF234-91224.pdf.exe
960	PF234-91224.pdf.exe
3680	powershell.exe
3680	powershell.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe
4212	msiexec.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
960	PF234-91224.pdf.exe
960	PF234-91224.pdf.exe
960	PF234-91224.pdf.exe
4212	msiexec.exe
4212	msiexec.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	960	PF234-91224.pdf.exe
Token: SeDebugPrivilege	3680	powershell.exe
Token: SeDebugPrivilege	4212	msiexec.exe
Token: SeShutdownPrivilege	3536	Explorer.EXE
Token: SeCreatePagefilePrivilege	3536	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4224 wrote to memory of 3680	4224	PF234-91224.pdf.exe	84
PID 4224 wrote to memory of 3680	4224	PF234-91224.pdf.exe	84
PID 4224 wrote to memory of 3680	4224	PF234-91224.pdf.exe	84
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 4224 wrote to memory of 960	4224	PF234-91224.pdf.exe	86
PID 3536 wrote to memory of 4212	3536	Explorer.EXE	87
PID 3536 wrote to memory of 4212	3536	Explorer.EXE	87
PID 3536 wrote to memory of 4212	3536	Explorer.EXE	87
PID 4212 wrote to memory of 4512	4212	msiexec.exe	90
PID 4212 wrote to memory of 4512	4212	msiexec.exe	90
PID 4212 wrote to memory of 4512	4212	msiexec.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3536
- C:\Users\Admin\AppData\Local\Temp\PF234-91224.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\PF234-91224.pdf.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4224
- - 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\PF234-91224.pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3680
- - C:\Users\Admin\AppData\Local\Temp\PF234-91224.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PF234-91224.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:960
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:4212
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\PF234-91224.pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4512

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_2hlgi5wg.qkf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/960-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/960-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/960-17-0x0000000001150000-0x0000000001164000-memory.dmp

Filesize
80KB

Download
memory/960-14-0x00000000017A0000-0x0000000001AEA000-memory.dmp

Filesize
3.3MB

Download
memory/3536-74-0x0000000006CF0000-0x0000000006DB2000-memory.dmp

Filesize
776KB

Download
memory/3536-18-0x0000000008130000-0x000000000826E000-memory.dmp

Filesize
1.2MB

Download
memory/3680-57-0x0000000007B50000-0x00000000081CA000-memory.dmp

Filesize
6.5MB

Download
memory/3680-38-0x0000000006270000-0x00000000062BC000-memory.dmp

Filesize
304KB

Download
memory/3680-68-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/3680-65-0x0000000007820000-0x0000000007828000-memory.dmp

Filesize
32KB

Download
memory/3680-64-0x0000000007840000-0x000000000785A000-memory.dmp

Filesize
104KB

Download
memory/3680-63-0x0000000007740000-0x0000000007754000-memory.dmp

Filesize
80KB

Download
memory/3680-62-0x0000000007730000-0x000000000773E000-memory.dmp

Filesize
56KB

Download
memory/3680-61-0x0000000007700000-0x0000000007711000-memory.dmp

Filesize
68KB

Download
memory/3680-60-0x0000000007780000-0x0000000007816000-memory.dmp

Filesize
600KB

Download
memory/3680-19-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/3680-59-0x0000000007570000-0x000000000757A000-memory.dmp

Filesize
40KB

Download
memory/3680-20-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/3680-21-0x0000000004C20000-0x0000000004C56000-memory.dmp

Filesize
216KB

Download
memory/3680-23-0x00000000052C0000-0x00000000058E8000-memory.dmp

Filesize
6.2MB

Download
memory/3680-22-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/3680-24-0x0000000005A50000-0x0000000005A72000-memory.dmp

Filesize
136KB

Download
memory/3680-25-0x0000000005B00000-0x0000000005B66000-memory.dmp

Filesize
408KB

Download
memory/3680-26-0x0000000005BE0000-0x0000000005C46000-memory.dmp

Filesize
408KB

Download
memory/3680-27-0x0000000005C50000-0x0000000005FA4000-memory.dmp

Filesize
3.3MB

Download
memory/3680-58-0x0000000007500000-0x000000000751A000-memory.dmp

Filesize
104KB

Download
memory/3680-37-0x00000000061E0000-0x00000000061FE000-memory.dmp

Filesize
120KB

Download
memory/3680-55-0x0000000006780000-0x000000000679E000-memory.dmp

Filesize
120KB

Download
memory/3680-56-0x00000000073D0000-0x0000000007473000-memory.dmp

Filesize
652KB

Download
memory/3680-43-0x00000000067A0000-0x00000000067D2000-memory.dmp

Filesize
200KB

Download
memory/3680-44-0x0000000070F60000-0x0000000070FAC000-memory.dmp

Filesize
304KB

Download
memory/4212-41-0x0000000000220000-0x0000000000232000-memory.dmp

Filesize
72KB

Download
memory/4212-39-0x0000000000220000-0x0000000000232000-memory.dmp

Filesize
72KB

Download
memory/4212-69-0x0000000000EB0000-0x0000000000EDF000-memory.dmp

Filesize
188KB

Download
memory/4212-50-0x0000000000220000-0x0000000000232000-memory.dmp

Filesize
72KB

Download
memory/4224-5-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4224-2-0x0000000005190000-0x0000000005734000-memory.dmp

Filesize
5.6MB

Download
memory/4224-3-0x0000000004BE0000-0x0000000004C72000-memory.dmp

Filesize
584KB

Download
memory/4224-4-0x0000000004B70000-0x0000000004B7A000-memory.dmp

Filesize
40KB

Download
memory/4224-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/4224-6-0x0000000005110000-0x000000000512E000-memory.dmp

Filesize
120KB

Download
memory/4224-13-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4224-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/4224-10-0x000000000A070000-0x000000000A10C000-memory.dmp

Filesize
624KB

Download
memory/4224-9-0x0000000006640000-0x00000000066B8000-memory.dmp

Filesize
480KB

Download
memory/4224-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4224-1-0x0000000000080000-0x0000000000164000-memory.dmp

Filesize
912KB

Download