formbook | 2af9584a5b0db854faf93cf0f215bebf8c6f463fa103d364a6def9c21621fa38

Analysis

max time kernel
146s
max time network
149s
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, 15:41

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General

Target

payment information.exe
Size

677KB
MD5

79b677627ca09f3e8e15bdad1040b11d
SHA1

bfb6d6fbdec73cc0715a21f40895ab442a279734
SHA256

8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582
SHA512

b5e6c0a66bcdd05bd53de3efd33b7c5f5faea5799de4f7aa8a31a68a9c872f27d6886807ef2e3ae9e7541804313d1c51efa66085d52e51e60fc6f62f23fe1a83
SSDEEP

12288:u4xLs4Eha1KQwdtcyTD3G3eVHCpPwRksFfwGsRPrC/uL11HDsqHx6YTkhBoM3:u4tE41Ydt9G3epfwGsV2/A1HdxchBoM

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/1492-47-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1492-92-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4004-94-0x0000000000920000-0x000000000094F000-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
1896	powershell.exe
3064	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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	payment information.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 1492	4668	payment information.exe	102
PID 1492 set thread context of 3488	1492	RegSvcs.exe	56
PID 1492 set thread context of 3488	1492	RegSvcs.exe	56
PID 4004 set thread context of 3488	4004	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 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	payment information.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
4000	schtasks.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
4668	payment information.exe
1896	powershell.exe
3064	powershell.exe
4668	payment information.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
1896	powershell.exe
3064	powershell.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe
4004	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1492	RegSvcs.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
1492	RegSvcs.exe
4004	chkdsk.exe
4004	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	4668	payment information.exe
Token: SeDebugPrivilege	1896	powershell.exe
Token: SeDebugPrivilege	3064	powershell.exe
Token: SeDebugPrivilege	1492	RegSvcs.exe
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeDebugPrivilege	4004	chkdsk.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 1896	4668	payment information.exe	96
PID 4668 wrote to memory of 1896	4668	payment information.exe	96
PID 4668 wrote to memory of 1896	4668	payment information.exe	96
PID 4668 wrote to memory of 3064	4668	payment information.exe	98
PID 4668 wrote to memory of 3064	4668	payment information.exe	98
PID 4668 wrote to memory of 3064	4668	payment information.exe	98
PID 4668 wrote to memory of 4000	4668	payment information.exe	100
PID 4668 wrote to memory of 4000	4668	payment information.exe	100
PID 4668 wrote to memory of 4000	4668	payment information.exe	100
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 4668 wrote to memory of 1492	4668	payment information.exe	102
PID 3488 wrote to memory of 4004	3488	Explorer.EXE	103
PID 3488 wrote to memory of 4004	3488	Explorer.EXE	103
PID 3488 wrote to memory of 4004	3488	Explorer.EXE	103
PID 4004 wrote to memory of 884	4004	chkdsk.exe	104
PID 4004 wrote to memory of 884	4004	chkdsk.exe	104
PID 4004 wrote to memory of 884	4004	chkdsk.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\payment information.exe
  "C:\Users\Admin\AppData\Local\Temp\payment information.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:4668
- - 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\payment information.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1896
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jQxyJJEBfe.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3064
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jQxyJJEBfe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF107.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4000
- - 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:1492
- 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:4004
- - 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:884

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

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

Filesize
18KB

MD5
b4bc01b96ecb83212ec2a9b259987dbd

SHA1
ea64c433301e30924098c27b67bee0d3abfba961

SHA256
a90d3a376d8ae74693476d370a3fb84092189584f63cf6faf16788c2aadaf328

SHA512
13561a875425592a50f601aa5017634da1e138f75fa17443a23a9c008fe84ef5588cd543e28baaf981ea5fb8168303a7e1b925bc8b6e07246e7084793044d264

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_m1zautlb.bxq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF107.tmp

Filesize
1KB

MD5
61e67670a42bbb789985b504a6c5c8f4

SHA1
f41ae446aa18a3dc2c0e3444e18dcb8ca623f446

SHA256
c0c391a22155db23c88a1d27e7f05106d37b16fd5ec3746615470b71f6189a71

SHA512
6f0264d7a599f44b351c2c1c7fe9ec318452d6b2e0ebc40dadce1b6fd87a75f2612c01753dd2354459f830c958a75bf5f97923b8bef7d0e7fa4609516d9a60da

Download Submit
memory/1492-92-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1492-47-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1896-80-0x0000000006F10000-0x0000000006F21000-memory.dmp

Filesize
68KB

Download
memory/1896-81-0x0000000006F40000-0x0000000006F4E000-memory.dmp

Filesize
56KB

Download
memory/1896-91-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1896-82-0x0000000006F50000-0x0000000006F64000-memory.dmp

Filesize
80KB

Download
memory/1896-79-0x0000000006F90000-0x0000000007026000-memory.dmp

Filesize
600KB

Download
memory/1896-65-0x0000000075AF0000-0x0000000075B3C000-memory.dmp

Filesize
304KB

Download
memory/1896-16-0x00000000020C0000-0x00000000020F6000-memory.dmp

Filesize
216KB

Download
memory/1896-17-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1896-18-0x0000000004BF0000-0x0000000005218000-memory.dmp

Filesize
6.2MB

Download
memory/1896-19-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1896-20-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1896-22-0x0000000004B50000-0x0000000004B72000-memory.dmp

Filesize
136KB

Download
memory/1896-52-0x0000000005F50000-0x0000000005F9C000-memory.dmp

Filesize
304KB

Download
memory/1896-51-0x00000000059D0000-0x00000000059EE000-memory.dmp

Filesize
120KB

Download
memory/1896-24-0x0000000005380000-0x00000000053E6000-memory.dmp

Filesize
408KB

Download
memory/1896-23-0x0000000005220000-0x0000000005286000-memory.dmp

Filesize
408KB

Download
memory/1896-36-0x00000000053F0000-0x0000000005744000-memory.dmp

Filesize
3.3MB

Download
memory/3064-78-0x00000000071D0000-0x00000000071DA000-memory.dmp

Filesize
40KB

Download
memory/3064-83-0x00000000074A0000-0x00000000074BA000-memory.dmp

Filesize
104KB

Download
memory/3064-90-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3064-46-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3064-84-0x0000000007480000-0x0000000007488000-memory.dmp

Filesize
32KB

Download
memory/3064-35-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3064-21-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3064-53-0x0000000006DB0000-0x0000000006DE2000-memory.dmp

Filesize
200KB

Download
memory/3064-54-0x0000000075AF0000-0x0000000075B3C000-memory.dmp

Filesize
304KB

Download
memory/3064-76-0x00000000077A0000-0x0000000007E1A000-memory.dmp

Filesize
6.5MB

Download
memory/3064-64-0x0000000006D90000-0x0000000006DAE000-memory.dmp

Filesize
120KB

Download
memory/3064-75-0x0000000007000000-0x00000000070A3000-memory.dmp

Filesize
652KB

Download
memory/3064-77-0x0000000007160000-0x000000000717A000-memory.dmp

Filesize
104KB

Download
memory/3488-98-0x0000000008630000-0x00000000086D9000-memory.dmp

Filesize
676KB

Download
memory/4004-93-0x0000000000F30000-0x0000000000F3A000-memory.dmp

Filesize
40KB

Download
memory/4004-94-0x0000000000920000-0x000000000094F000-memory.dmp

Filesize
188KB

Download
memory/4668-3-0x0000000005040000-0x00000000050D2000-memory.dmp

Filesize
584KB

Download
memory/4668-7-0x00000000064E0000-0x0000000006588000-memory.dmp

Filesize
672KB

Download
memory/4668-9-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/4668-10-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/4668-11-0x0000000002A80000-0x0000000002AFA000-memory.dmp

Filesize
488KB

Download
memory/4668-2-0x0000000005730000-0x0000000005CD4000-memory.dmp

Filesize
5.6MB

Download
memory/4668-49-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/4668-8-0x00000000052E0000-0x00000000052FE000-memory.dmp

Filesize
120KB

Download
memory/4668-4-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/4668-1-0x0000000000710000-0x00000000007C0000-memory.dmp

Filesize
704KB

Download
memory/4668-5-0x0000000005030000-0x000000000503A000-memory.dmp

Filesize
40KB

Download
memory/4668-0-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/4668-6-0x00000000053B0000-0x000000000544C000-memory.dmp

Filesize
624KB

Download