formbook | d487836aa74aec2196cc5bc5c74c312cc4e22db37cbc6f9f90fe01db540a4e38

Analysis

max time kernel
146s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2024 12:09

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General

Target

Zbe-234110098.exe
Size

922KB
MD5

40c37a1b79cfcf7f26d43c7f5209cf55
SHA1

d1bb90106ef39250b294e797a1e23115792d409b
SHA256

dd9e683eba0236ad1ab942e817163a69ed449c17086613b69f5baad174d2c0c5
SHA512

43fd56a4c1692997e491dcc1ad50181a7f38d9a451446721596008b413c6a822da36f8bc7c1336817fb593c93c1d1a2aa5969936606c158e4743a4a03b4cce68
SSDEEP

24576:IKfV7ijKZyXX3Y6jWaowoc2aXsr2gahYG4SeO5:IKfVmjKA3fNrTbuGDeK

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 family
formbook

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2268-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/316-71-0x0000000000690000-0x00000000006BF000-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

Processes:

powershell.exe

pid	Process
860	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:

Zbe-234110098.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	Zbe-234110098.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Zbe-234110098.exeZbe-234110098.exerundll32.exe

description	pid	Process	procid_target
PID 628 set thread context of 2268	628	Zbe-234110098.exe	97
PID 2268 set thread context of 3468	2268	Zbe-234110098.exe	56
PID 316 set thread context of 3468	316	rundll32.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

Processes:

Zbe-234110098.exepowershell.exerundll32.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Zbe-234110098.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

Zbe-234110098.exepowershell.exerundll32.exe

pid	Process
2268	Zbe-234110098.exe
2268	Zbe-234110098.exe
2268	Zbe-234110098.exe
2268	Zbe-234110098.exe
860	powershell.exe
860	powershell.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe
316	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Zbe-234110098.exerundll32.exe

pid	Process
2268	Zbe-234110098.exe
2268	Zbe-234110098.exe
2268	Zbe-234110098.exe
316	rundll32.exe
316	rundll32.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

Zbe-234110098.exepowershell.exerundll32.exeExplorer.EXE

description	pid	Process
Token: SeDebugPrivilege	2268	Zbe-234110098.exe
Token: SeDebugPrivilege	860	powershell.exe
Token: SeDebugPrivilege	316	rundll32.exe
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3468	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Zbe-234110098.exeExplorer.EXErundll32.exe

description	pid	Process	procid_target
PID 628 wrote to memory of 860	628	Zbe-234110098.exe	95
PID 628 wrote to memory of 860	628	Zbe-234110098.exe	95
PID 628 wrote to memory of 860	628	Zbe-234110098.exe	95
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 628 wrote to memory of 2268	628	Zbe-234110098.exe	97
PID 3468 wrote to memory of 316	3468	Explorer.EXE	98
PID 3468 wrote to memory of 316	3468	Explorer.EXE	98
PID 3468 wrote to memory of 316	3468	Explorer.EXE	98
PID 316 wrote to memory of 2556	316	rundll32.exe	99
PID 316 wrote to memory of 2556	316	rundll32.exe	99
PID 316 wrote to memory of 2556	316	rundll32.exe	99

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:3468
- C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe
  "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:628
- - 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\Zbe-234110098.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:860
- - C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe
    "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2268
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:316
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Zbe-234110098.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2556

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2baelz3s.mcu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/316-55-0x00000000003B0000-0x00000000003C4000-memory.dmp

Filesize
80KB

Download
memory/316-57-0x00000000003B0000-0x00000000003C4000-memory.dmp

Filesize
80KB

Download
memory/316-71-0x0000000000690000-0x00000000006BF000-memory.dmp

Filesize
188KB

Download
memory/628-8-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/628-5-0x0000000005870000-0x000000000590C000-memory.dmp

Filesize
624KB

Download
memory/628-6-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/628-7-0x0000000005790000-0x00000000057AC000-memory.dmp

Filesize
112KB

Download
memory/628-4-0x0000000005590000-0x000000000559A000-memory.dmp

Filesize
40KB

Download
memory/628-9-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/628-10-0x0000000004EE0000-0x0000000004F56000-memory.dmp

Filesize
472KB

Download
memory/628-3-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/628-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/628-17-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/628-2-0x0000000005BB0000-0x0000000006154000-memory.dmp

Filesize
5.6MB

Download
memory/628-1-0x0000000000B60000-0x0000000000C4C000-memory.dmp

Filesize
944KB

Download
memory/860-59-0x00000000073A0000-0x00000000073BA000-memory.dmp

Filesize
104KB

Download
memory/860-54-0x0000000007260000-0x0000000007303000-memory.dmp

Filesize
652KB

Download
memory/860-21-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-69-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-70-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-23-0x0000000005230000-0x0000000005858000-memory.dmp

Filesize
6.2MB

Download
memory/860-24-0x00000000051C0000-0x00000000051E2000-memory.dmp

Filesize
136KB

Download
memory/860-26-0x0000000005A30000-0x0000000005A96000-memory.dmp

Filesize
408KB

Download
memory/860-25-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/860-19-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/860-36-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

Filesize
3.3MB

Download
memory/860-37-0x0000000006070000-0x000000000608E000-memory.dmp

Filesize
120KB

Download
memory/860-38-0x00000000060C0000-0x000000000610C000-memory.dmp

Filesize
304KB

Download
memory/860-39-0x000000007F970000-0x000000007F980000-memory.dmp

Filesize
64KB

Download
memory/860-40-0x0000000006640000-0x0000000006672000-memory.dmp

Filesize
200KB

Download
memory/860-41-0x0000000071300000-0x000000007134C000-memory.dmp

Filesize
304KB

Download
memory/860-49-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-46-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-53-0x0000000006680000-0x000000000669E000-memory.dmp

Filesize
120KB

Download
memory/860-22-0x0000000002780000-0x0000000002790000-memory.dmp

Filesize
64KB

Download
memory/860-18-0x0000000002740000-0x0000000002776000-memory.dmp

Filesize
216KB

Download
memory/860-67-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/860-58-0x00000000079E0000-0x000000000805A000-memory.dmp

Filesize
6.5MB

Download
memory/860-66-0x00000000076C0000-0x00000000076C8000-memory.dmp

Filesize
32KB

Download
memory/860-60-0x0000000007410000-0x000000000741A000-memory.dmp

Filesize
40KB

Download
memory/860-61-0x0000000007620000-0x00000000076B6000-memory.dmp

Filesize
600KB

Download
memory/860-62-0x00000000075A0000-0x00000000075B1000-memory.dmp

Filesize
68KB

Download
memory/860-63-0x00000000075D0000-0x00000000075DE000-memory.dmp

Filesize
56KB

Download
memory/860-64-0x00000000075E0000-0x00000000075F4000-memory.dmp

Filesize
80KB

Download
memory/860-65-0x00000000076E0000-0x00000000076FA000-memory.dmp

Filesize
104KB

Download
memory/2268-13-0x00000000018C0000-0x0000000001C0A000-memory.dmp

Filesize
3.3MB

Download
memory/2268-16-0x0000000001760000-0x0000000001775000-memory.dmp

Filesize
84KB

Download
memory/2268-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2268-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3468-20-0x0000000008E50000-0x0000000008FB6000-memory.dmp

Filesize
1.4MB

Download
memory/3468-68-0x0000000008E50000-0x0000000008FB6000-memory.dmp

Filesize
1.4MB

Download
memory/3468-75-0x00000000088A0000-0x0000000008958000-memory.dmp

Filesize
736KB

Download