formbook | 9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46

Analysis

max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 04:29

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General

Target

9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
Size

736KB
MD5

a38bf0cb849b74859811215bf7b38129
SHA1

8c74dd2e056a8f1d0d3051c3815ef8a5ff213e83
SHA256

9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46
SHA512

46a44e51f67ca609c814e43ff304eabacb1de5f86347656871026185e2c971abce9496bfa6fb0aba176bc7b17eb3ff20c76411f6911894de3edaadf44145e115
SSDEEP

12288:sKOlbxrk0IO8DfSbK9OMiKkh5Ur02lGnhp5VtERFL6cnmGsOBWahIvuI0zNLn:1/fZoMiKkor0Fhdt2XnmfKWaGvdgLn

Score

10^/10

formbook egs9 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

egs9

Decoy

alliancecigars.net

35893.pizza

selidik.cloud

evel789-aman.club

wqsbr5jc.vip

corretoraplanodesaude.shop

balikoltada.xyz

play-vanguard-nirvana.xyz

paktuaslotxcxrtp.xyz

retailzone1997.shop

jk77juta-official.cloud

godmoments.app

flippinforbidsfrear.cloud

234bets.net

cryptobiz.tech

construction-jobs-50157.bond

cuficdarbiesdarleen.cloud

t59bm675ri.skin

ondqwxl.top

kpde.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3936-36-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3936-40-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3744-68-0x0000000000940000-0x000000000096F000-memory.dmp	formbook
behavioral2/memory/3744-77-0x0000000000940000-0x000000000096F000-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
528	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1128 set thread context of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 3936 set thread context of 3424	3936	RegSvcs.exe	56
PID 3744 set thread context of 3424	3744	chkdsk.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 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.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	chkdsk.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.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
3664	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
528	powershell.exe
528	powershell.exe
1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
3936	RegSvcs.exe
3936	RegSvcs.exe
3936	RegSvcs.exe
3936	RegSvcs.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe
3744	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3936	RegSvcs.exe
3936	RegSvcs.exe
3936	RegSvcs.exe
3744	chkdsk.exe
3744	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
Token: SeDebugPrivilege	528	powershell.exe
Token: SeDebugPrivilege	3936	RegSvcs.exe
Token: SeDebugPrivilege	3744	chkdsk.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1128 wrote to memory of 528	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	89
PID 1128 wrote to memory of 528	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	89
PID 1128 wrote to memory of 528	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	89
PID 1128 wrote to memory of 3664	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	91
PID 1128 wrote to memory of 3664	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	91
PID 1128 wrote to memory of 3664	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	91
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 1128 wrote to memory of 3936	1128	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	93
PID 3424 wrote to memory of 3744	3424	Explorer.EXE	94
PID 3424 wrote to memory of 3744	3424	Explorer.EXE	94
PID 3424 wrote to memory of 3744	3424	Explorer.EXE	94
PID 3744 wrote to memory of 432	3744	chkdsk.exe	95
PID 3744 wrote to memory of 432	3744	chkdsk.exe	95
PID 3744 wrote to memory of 432	3744	chkdsk.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
  "C:\Users\Admin\AppData\Local\Temp\9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.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:1128
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FfayxLkyvAcR.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:528
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FfayxLkyvAcR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF983.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3664
- - 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:3936
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3744
- - 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:432

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qg11du2a.d4x.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF983.tmp

Filesize
1KB

MD5
8cc9013ce014b43752c19d2f80e67f32

SHA1
4a7a080026ba9aa90f0b785bbdf5d04966512e85

SHA256
528d9aad95cf3f1a2ba274cd8265ad5df326dee260abd17173a091bff4433f45

SHA512
4f45c9a5cd8e94be740ce058fb6e38b70c41e6baf22f0332618f95ea1f8e39dd8c2276397770c569ecace348b310e51e9663b85641ec6351dd2c189f328e5342

Download Submit
memory/528-62-0x0000000007750000-0x000000000775A000-memory.dmp

Filesize
40KB

Download
memory/528-65-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-76-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-73-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-44-0x000000007EEF0000-0x000000007EF00000-memory.dmp

Filesize
64KB

Download
memory/528-71-0x0000000007A20000-0x0000000007A3A000-memory.dmp

Filesize
104KB

Download
memory/528-70-0x0000000007920000-0x0000000007934000-memory.dmp

Filesize
80KB

Download
memory/528-69-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-66-0x0000000007910000-0x000000000791E000-memory.dmp

Filesize
56KB

Download
memory/528-15-0x0000000002A90000-0x0000000002AC6000-memory.dmp

Filesize
216KB

Download
memory/528-16-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-17-0x0000000005680000-0x0000000005CA8000-memory.dmp

Filesize
6.2MB

Download
memory/528-18-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-19-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/528-64-0x00000000078E0000-0x00000000078F1000-memory.dmp

Filesize
68KB

Download
memory/528-22-0x0000000005D20000-0x0000000005D86000-memory.dmp

Filesize
408KB

Download
memory/528-23-0x0000000005D90000-0x0000000005DF6000-memory.dmp

Filesize
408KB

Download
memory/528-21-0x00000000054F0000-0x0000000005512000-memory.dmp

Filesize
136KB

Download
memory/528-63-0x0000000007960000-0x00000000079F6000-memory.dmp

Filesize
600KB

Download
memory/528-33-0x0000000005E00000-0x0000000006154000-memory.dmp

Filesize
3.3MB

Download
memory/528-34-0x00000000063B0000-0x00000000063CE000-memory.dmp

Filesize
120KB

Download
memory/528-61-0x00000000076D0000-0x00000000076EA000-memory.dmp

Filesize
104KB

Download
memory/528-35-0x0000000006460000-0x00000000064AC000-memory.dmp

Filesize
304KB

Download
memory/528-60-0x0000000007D80000-0x00000000083FA000-memory.dmp

Filesize
6.5MB

Download
memory/528-57-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/528-58-0x0000000007590000-0x00000000075AE000-memory.dmp

Filesize
120KB

Download
memory/528-59-0x00000000075B0000-0x0000000007653000-memory.dmp

Filesize
652KB

Download
memory/528-46-0x000000006FD40000-0x000000006FD8C000-memory.dmp

Filesize
304KB

Download
memory/528-72-0x0000000007A00000-0x0000000007A08000-memory.dmp

Filesize
32KB

Download
memory/528-45-0x0000000006990000-0x00000000069C2000-memory.dmp

Filesize
200KB

Download
memory/528-56-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/1128-9-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1128-3-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/1128-39-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1128-4-0x00000000057C0000-0x00000000057CA000-memory.dmp

Filesize
40KB

Download
memory/1128-5-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/1128-6-0x00000000059F0000-0x0000000005A8C000-memory.dmp

Filesize
624KB

Download
memory/1128-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1128-1-0x0000000000C70000-0x0000000000D2C000-memory.dmp

Filesize
752KB

Download
memory/1128-10-0x00000000030D0000-0x000000000314A000-memory.dmp

Filesize
488KB

Download
memory/1128-7-0x00000000058D0000-0x00000000058F6000-memory.dmp

Filesize
152KB

Download
memory/1128-8-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/1128-2-0x0000000005BC0000-0x0000000006164000-memory.dmp

Filesize
5.6MB

Download
memory/3424-82-0x0000000003230000-0x0000000003338000-memory.dmp

Filesize
1.0MB

Download
memory/3424-43-0x0000000008F90000-0x00000000090E2000-memory.dmp

Filesize
1.3MB

Download
memory/3424-78-0x0000000008F90000-0x00000000090E2000-memory.dmp

Filesize
1.3MB

Download
memory/3744-68-0x0000000000940000-0x000000000096F000-memory.dmp

Filesize
188KB

Download
memory/3744-77-0x0000000000940000-0x000000000096F000-memory.dmp

Filesize
188KB

Download
memory/3744-67-0x00000000003D0000-0x00000000003DA000-memory.dmp

Filesize
40KB

Download
memory/3936-36-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3936-41-0x00000000014E0000-0x00000000014F4000-memory.dmp

Filesize
80KB

Download
memory/3936-40-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3936-42-0x0000000001640000-0x000000000198A000-memory.dmp

Filesize
3.3MB

Download