formbook | a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-01-2025 03:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
Size

650KB
MD5

1b507df9a13477b647da450a1b79b2e7
SHA1

b0de85855b3462fe0b37c79831b391eeb044e437
SHA256

a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91
SHA512

37dcc8dd92a84009f81ebf394001de49bcf75818227bdbe135578f8f1dc57f4119c4cb6efd91ec70fe12202854ca472ec7435d3c0f713bf770f09967d61fe6a7
SSDEEP

12288:kYRxA4Y5lyA/BxSPC3NMl2v/wXb5DDH6dcW6f8HtdJqT6B2zJxWVqHU:bRB2XM5UN60STUAJE

Score

10^/10

formbook a01d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a01d

Decoy

eniorshousing05.shop

rywisevas.biz

4726.pizza

itchen-design-42093.bond

3456.tech

4825.plus

nlinecraps.xyz

itamins-52836.bond

nfluencer-marketing-40442.bond

nline-advertising-58573.bond

rautogroups.net

limbtrip.net

oftware-download-14501.bond

nline-advertising-66733.bond

erity.xyz

xknrksi.icu

x-ist.club

yber-security-26409.bond

oincatch.xyz

onitoring-devices-34077.bond

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/1364-46-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1364-91-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1824-93-0x0000000001130000-0x000000000115F000-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

pid	Process
4256	powershell.exe
3148	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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3500 set thread context of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 1364 set thread context of 3452	1364	MSBuild.exe	56
PID 1364 set thread context of 3452	1364	MSBuild.exe	56
PID 1824 set thread context of 3452	1824	cscript.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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

pid	Process
4488	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
4256	powershell.exe
3148	powershell.exe
3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
1364	MSBuild.exe
1364	MSBuild.exe
3148	powershell.exe
1364	MSBuild.exe
1364	MSBuild.exe
4256	powershell.exe
1364	MSBuild.exe
1364	MSBuild.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe
1824	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1364	MSBuild.exe
1364	MSBuild.exe
1364	MSBuild.exe
1364	MSBuild.exe
1824	cscript.exe
1824	cscript.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
Token: SeDebugPrivilege	4256	powershell.exe
Token: SeDebugPrivilege	3148	powershell.exe
Token: SeDebugPrivilege	1364	MSBuild.exe
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE
Token: SeDebugPrivilege	1824	cscript.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3500 wrote to memory of 4256	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	84
PID 3500 wrote to memory of 4256	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	84
PID 3500 wrote to memory of 4256	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	84
PID 3500 wrote to memory of 3148	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	86
PID 3500 wrote to memory of 3148	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	86
PID 3500 wrote to memory of 3148	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	86
PID 3500 wrote to memory of 4488	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	88
PID 3500 wrote to memory of 4488	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	88
PID 3500 wrote to memory of 4488	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	88
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3500 wrote to memory of 1364	3500	a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe	90
PID 3452 wrote to memory of 1824	3452	Explorer.EXE	98
PID 3452 wrote to memory of 1824	3452	Explorer.EXE	98
PID 3452 wrote to memory of 1824	3452	Explorer.EXE	98
PID 1824 wrote to memory of 3472	1824	cscript.exe	102
PID 1824 wrote to memory of 3472	1824	cscript.exe	102
PID 1824 wrote to memory of 3472	1824	cscript.exe	102

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe
  "C:\Users\Admin\AppData\Local\Temp\a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.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:3500
- - 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\a3af3dcfd89b655982b6e044b681b140dcefbe0606d69b0b7839b8cda28ccc91.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4256
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DjsaCPLWOz.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3148
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DjsaCPLWOz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD801.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4488
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1364
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.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:1824
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3472

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
37ea1a9e6dda34ebc5ea3931b9bba17d

SHA1
40cbc492a44dfe95f6a6afe0b04cbe14aae49816

SHA256
21baf589d3db197e69fa37476901182b7b08ee46bc8e0267c853d74cee7f24f1

SHA512
6b4dbfe7c5ac6719cae704fabe683d7374685b70e211c897fa10eef426a61ccbec6dd34bd361013176c5ad183ca815aba527956de7f0b7f7845cb4183aee8b06

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s11j43ot.low.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD801.tmp

Filesize
1KB

MD5
f184b449dffd2d2e7b8f634b6193a516

SHA1
33a756ce5520390942ff36228fa0f55497ff1d69

SHA256
da4d2e8455632d8d9e2336d5550d12a835fc7610061d3cfc2efc693cfa956bff

SHA512
ce5e9878506127ca54796fd6db10d42881df1dee633e56caeb2855795fda22a105a1cfb1e8629af9d082f7393b412a6ac18e95cb77adb00322a72571da2b75d4

Download Submit
memory/1364-91-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1364-46-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1824-93-0x0000000001130000-0x000000000115F000-memory.dmp

Filesize
188KB

Download
memory/1824-92-0x00000000002A0000-0x00000000002C7000-memory.dmp

Filesize
156KB

Download
memory/3148-68-0x00000000078B0000-0x0000000007946000-memory.dmp

Filesize
600KB

Download
memory/3148-80-0x0000000007860000-0x000000000786E000-memory.dmp

Filesize
56KB

Download
memory/3148-86-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3148-83-0x0000000007950000-0x0000000007958000-memory.dmp

Filesize
32KB

Download
memory/3148-82-0x0000000007970000-0x000000000798A000-memory.dmp

Filesize
104KB

Download
memory/3148-81-0x0000000007870000-0x0000000007884000-memory.dmp

Filesize
80KB

Download
memory/3148-69-0x0000000007830000-0x0000000007841000-memory.dmp

Filesize
68KB

Download
memory/3148-19-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3148-23-0x0000000005BC0000-0x0000000005C26000-memory.dmp

Filesize
408KB

Download
memory/3148-22-0x0000000005B50000-0x0000000005BB6000-memory.dmp

Filesize
408KB

Download
memory/3148-67-0x00000000076A0000-0x00000000076AA000-memory.dmp

Filesize
40KB

Download
memory/3148-65-0x0000000007C80000-0x00000000082FA000-memory.dmp

Filesize
6.5MB

Download
memory/3148-21-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3148-66-0x0000000007630000-0x000000000764A000-memory.dmp

Filesize
104KB

Download
memory/3148-27-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3148-52-0x00000000068E0000-0x0000000006912000-memory.dmp

Filesize
200KB

Download
memory/3148-63-0x0000000006850000-0x000000000686E000-memory.dmp

Filesize
120KB

Download
memory/3148-64-0x00000000074E0000-0x0000000007583000-memory.dmp

Filesize
652KB

Download
memory/3148-53-0x0000000075600000-0x000000007564C000-memory.dmp

Filesize
304KB

Download
memory/3148-49-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/3148-51-0x0000000006880000-0x00000000068CC000-memory.dmp

Filesize
304KB

Download
memory/3452-97-0x0000000007480000-0x0000000007516000-memory.dmp

Filesize
600KB

Download
memory/3500-5-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3500-10-0x0000000009D60000-0x0000000009DFC000-memory.dmp

Filesize
624KB

Download
memory/3500-6-0x0000000004F30000-0x0000000004F4A000-memory.dmp

Filesize
104KB

Download
memory/3500-1-0x00000000001A0000-0x0000000000248000-memory.dmp

Filesize
672KB

Download
memory/3500-2-0x0000000005110000-0x00000000056B4000-memory.dmp

Filesize
5.6MB

Download
memory/3500-8-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3500-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/3500-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/3500-4-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

Filesize
40KB

Download
memory/3500-9-0x0000000006220000-0x000000000629A000-memory.dmp

Filesize
488KB

Download
memory/3500-7-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/3500-48-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4256-20-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

Filesize
136KB

Download
memory/4256-26-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4256-25-0x0000000005760000-0x0000000005AB4000-memory.dmp

Filesize
3.3MB

Download
memory/4256-70-0x0000000075600000-0x000000007564C000-memory.dmp

Filesize
304KB

Download
memory/4256-90-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4256-18-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4256-17-0x00000000050F0000-0x0000000005718000-memory.dmp

Filesize
6.2MB

Download
memory/4256-15-0x0000000002480000-0x00000000024B6000-memory.dmp

Filesize
216KB

Download
memory/4256-16-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download