formbook | 94fbf90615b1baf84da26854c9c7b72115eaa12eb8392d898c7689f433980120

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2025 12:08

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General

Target

invoice 739.exe
Size

833KB
MD5

cd2719066dc301f9cd5dcbfbf5323508
SHA1

44d580125ff889fa9e8cd169138e72979554497a
SHA256

94fbf90615b1baf84da26854c9c7b72115eaa12eb8392d898c7689f433980120
SHA512

35e8d8bd070e03ea1c611b85b45800364dd507636a60f37d3282ba55a85af4b5208b9c294c099d72994ad7938b20b8650735a64736a6967e94b376d986ab639e
SSDEEP

24576:3UMoO0sPUYPWt8WhEImRj/q6T6Sfglb/:3UBX8sB+jxC6T6SYlb

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 2 IoCs

rat

resource	yara_rule
behavioral2/memory/932-38-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4876-85-0x0000000000B00000-0x0000000000B2F000-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
4752	powershell.exe
2916	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-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation	invoice 739.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 548 set thread context of 932	548	invoice 739.exe	92
PID 932 set thread context of 3568	932	RegSvcs.exe	56
PID 4876 set thread context of 3568	4876	wscript.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	invoice 739.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
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	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
5060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
548	invoice 739.exe
4752	powershell.exe
2916	powershell.exe
548	invoice 739.exe
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
4752	powershell.exe
2916	powershell.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe
4876	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
932	RegSvcs.exe
932	RegSvcs.exe
932	RegSvcs.exe
4876	wscript.exe
4876	wscript.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	548	invoice 739.exe
Token: SeDebugPrivilege	4752	powershell.exe
Token: SeDebugPrivilege	2916	powershell.exe
Token: SeDebugPrivilege	932	RegSvcs.exe
Token: SeDebugPrivilege	4876	wscript.exe
Token: SeShutdownPrivilege	3568	Explorer.EXE
Token: SeCreatePagefilePrivilege	3568	Explorer.EXE
Token: SeShutdownPrivilege	3568	Explorer.EXE
Token: SeCreatePagefilePrivilege	3568	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3568	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 4752	548	invoice 739.exe	86
PID 548 wrote to memory of 4752	548	invoice 739.exe	86
PID 548 wrote to memory of 4752	548	invoice 739.exe	86
PID 548 wrote to memory of 2916	548	invoice 739.exe	88
PID 548 wrote to memory of 2916	548	invoice 739.exe	88
PID 548 wrote to memory of 2916	548	invoice 739.exe	88
PID 548 wrote to memory of 5060	548	invoice 739.exe	89
PID 548 wrote to memory of 5060	548	invoice 739.exe	89
PID 548 wrote to memory of 5060	548	invoice 739.exe	89
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 548 wrote to memory of 932	548	invoice 739.exe	92
PID 3568 wrote to memory of 4876	3568	Explorer.EXE	93
PID 3568 wrote to memory of 4876	3568	Explorer.EXE	93
PID 3568 wrote to memory of 4876	3568	Explorer.EXE	93
PID 4876 wrote to memory of 3948	4876	wscript.exe	94
PID 4876 wrote to memory of 3948	4876	wscript.exe	94
PID 4876 wrote to memory of 3948	4876	wscript.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Users\Admin\AppData\Local\Temp\invoice 739.exe
  "C:\Users\Admin\AppData\Local\Temp\invoice 739.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:548
- - 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\invoice 739.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4752
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RDdEdL.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2916
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RDdEdL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD448.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5060
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:932
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:4876
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3948

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\Temp\__PSScriptPolicyTest_1vfi1tiz.2nz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD448.tmp

Filesize
1KB

MD5
127dfdb6afd2bf0e38e778c4f6e844aa

SHA1
b0e762f250e7f54f39267a15fe493d9a3b86632f

SHA256
ede5680b1869d4b1df8ebe61b35f19c2c41e7235d12d182e8859137a54e5c3ae

SHA512
d920e5ee6722442266fc666dd8aed166cc5599832530ba26aabf1196349679cc7d41d17116b30a388bbeb09ab3fd17a7ffc91fc81cea5b1ef282aa7020063fab

Download Submit
memory/548-6-0x0000000005750000-0x000000000576E000-memory.dmp

Filesize
120KB

Download
memory/548-3-0x0000000005270000-0x0000000005302000-memory.dmp

Filesize
584KB

Download
memory/548-4-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/548-5-0x0000000005420000-0x000000000542A000-memory.dmp

Filesize
40KB

Download
memory/548-2-0x0000000005780000-0x0000000005D24000-memory.dmp

Filesize
5.6MB

Download
memory/548-7-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/548-8-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/548-9-0x0000000004C70000-0x0000000004CEA000-memory.dmp

Filesize
488KB

Download
memory/548-10-0x000000000C340000-0x000000000C3DC000-memory.dmp

Filesize
624KB

Download
memory/548-48-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/548-0-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/548-1-0x00000000007B0000-0x0000000000886000-memory.dmp

Filesize
856KB

Download
memory/932-38-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2916-83-0x0000000007D10000-0x0000000007D2A000-memory.dmp

Filesize
104KB

Download
memory/2916-63-0x0000000006C50000-0x0000000006C6E000-memory.dmp

Filesize
120KB

Download
memory/2916-80-0x0000000007BD0000-0x0000000007BE1000-memory.dmp

Filesize
68KB

Download
memory/2916-23-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/2916-25-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/2916-26-0x0000000006080000-0x00000000063D4000-memory.dmp

Filesize
3.3MB

Download
memory/2916-27-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/2916-82-0x0000000007C10000-0x0000000007C24000-memory.dmp

Filesize
80KB

Download
memory/2916-84-0x0000000007CF0000-0x0000000007CF8000-memory.dmp

Filesize
32KB

Download
memory/2916-89-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/2916-76-0x00000000079D0000-0x00000000079EA000-memory.dmp

Filesize
104KB

Download
memory/2916-65-0x0000000007690000-0x0000000007733000-memory.dmp

Filesize
652KB

Download
memory/2916-75-0x0000000008020000-0x000000000869A000-memory.dmp

Filesize
6.5MB

Download
memory/2916-52-0x0000000006C70000-0x0000000006CA2000-memory.dmp

Filesize
200KB

Download
memory/2916-53-0x0000000075320000-0x000000007536C000-memory.dmp

Filesize
304KB

Download
memory/3568-92-0x0000000008760000-0x00000000088D9000-memory.dmp

Filesize
1.5MB

Download
memory/4752-22-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/4752-81-0x0000000007120000-0x000000000712E000-memory.dmp

Filesize
56KB

Download
memory/4752-51-0x0000000005C60000-0x0000000005CAC000-memory.dmp

Filesize
304KB

Download
memory/4752-50-0x0000000005BD0000-0x0000000005BEE000-memory.dmp

Filesize
120KB

Download
memory/4752-21-0x0000000004D00000-0x0000000004D22000-memory.dmp

Filesize
136KB

Download
memory/4752-77-0x0000000006F70000-0x0000000006F7A000-memory.dmp

Filesize
40KB

Download
memory/4752-15-0x0000000004640000-0x0000000004676000-memory.dmp

Filesize
216KB

Download
memory/4752-79-0x0000000007170000-0x0000000007206000-memory.dmp

Filesize
600KB

Download
memory/4752-24-0x0000000005550000-0x00000000055B6000-memory.dmp

Filesize
408KB

Download
memory/4752-64-0x0000000075320000-0x000000007536C000-memory.dmp

Filesize
304KB

Download
memory/4752-19-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/4752-18-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4752-16-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4752-17-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4752-88-0x0000000074A90000-0x0000000075240000-memory.dmp

Filesize
7.7MB

Download
memory/4876-85-0x0000000000B00000-0x0000000000B2F000-memory.dmp

Filesize
188KB

Download
memory/4876-78-0x0000000000060000-0x0000000000087000-memory.dmp

Filesize
156KB

Download