formbook | 19c20b84bd28cc534ea649747488dff45cb53539aaedc936ee2854f93cd6e368

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-01-2025 19:33

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General

Target

payment info.exe
Size

675KB
MD5

d3a2936e355fc5b62c309d80aa65e9b4
SHA1

d7bafe72a3a8a9e06901155cdbf020d98f2535d7
SHA256

19c20b84bd28cc534ea649747488dff45cb53539aaedc936ee2854f93cd6e368
SHA512

01946f702c5af9696444a4c5d1db50390a53b2c0d849acb15c6079db32c3d7834492b357554d0daaab233c7e5024e452ecf6262bd23015558c0fc55abd81f116
SSDEEP

12288:BXcTTpuOZhzNA50jBIiIe/S+wi+2n7nw17jIBd5a:BcEsdmGI7eK+5+2nmjI4

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/2268-46-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1312-93-0x0000000000590000-0x00000000005BF000-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
4188	powershell.exe
3676	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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	payment info.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3484 set thread context of 2268	3484	payment info.exe	95
PID 2268 set thread context of 3492	2268	RegSvcs.exe	56
PID 1312 set thread context of 3492	1312	explorer.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	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	payment info.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

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
3356	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3484	payment info.exe
4188	powershell.exe
3676	powershell.exe
3484	payment info.exe
2268	RegSvcs.exe
2268	RegSvcs.exe
2268	RegSvcs.exe
2268	RegSvcs.exe
4188	powershell.exe
3676	powershell.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe
1312	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2268	RegSvcs.exe
2268	RegSvcs.exe
2268	RegSvcs.exe
1312	explorer.exe
1312	explorer.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	3484	payment info.exe
Token: SeDebugPrivilege	4188	powershell.exe
Token: SeDebugPrivilege	3676	powershell.exe
Token: SeDebugPrivilege	2268	RegSvcs.exe
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeShutdownPrivilege	3492	Explorer.EXE
Token: SeCreatePagefilePrivilege	3492	Explorer.EXE
Token: SeDebugPrivilege	1312	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3484	payment info.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3484	payment info.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3484 wrote to memory of 4188	3484	payment info.exe	89
PID 3484 wrote to memory of 4188	3484	payment info.exe	89
PID 3484 wrote to memory of 4188	3484	payment info.exe	89
PID 3484 wrote to memory of 3676	3484	payment info.exe	91
PID 3484 wrote to memory of 3676	3484	payment info.exe	91
PID 3484 wrote to memory of 3676	3484	payment info.exe	91
PID 3484 wrote to memory of 3356	3484	payment info.exe	93
PID 3484 wrote to memory of 3356	3484	payment info.exe	93
PID 3484 wrote to memory of 3356	3484	payment info.exe	93
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3484 wrote to memory of 2268	3484	payment info.exe	95
PID 3492 wrote to memory of 1312	3492	Explorer.EXE	96
PID 3492 wrote to memory of 1312	3492	Explorer.EXE	96
PID 3492 wrote to memory of 1312	3492	Explorer.EXE	96
PID 1312 wrote to memory of 4268	1312	explorer.exe	97
PID 1312 wrote to memory of 4268	1312	explorer.exe	97
PID 1312 wrote to memory of 4268	1312	explorer.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Users\Admin\AppData\Local\Temp\payment info.exe
  "C:\Users\Admin\AppData\Local\Temp\payment info.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 FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3484
- - 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 info.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4188
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rBchflGYc.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3676
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rBchflGYc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD08E.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3356
- - 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:2268
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:1312
- - 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:4268

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\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
48f9b7563ef280d6aac94f4351b5d6af

SHA1
9231c502a02b68bdaa2a60283cf0c6919162143d

SHA256
54b5dadb8bdf2dc3dbaeacc5a3d7abda4ac2d2eec2c350475e8ea6b33c1e045e

SHA512
944be4046dd4eabd1706498f3b88e8152ae08994d90058c3d805c0c419f109483adace552c5121090aa71d28e7518cb38912f55ec6f8e59aaae259dba4756831

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0wsqrhqk.mvy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD08E.tmp

Filesize
1KB

MD5
b38d024d8c8178ed573f666fa6a9de3f

SHA1
8e101ea4b57bedc205c077a0fec6ebc4493e0982

SHA256
12d9751f7e3ebc01324ec8d02ba9685355f78488225c0a3ad42ce1ffa74f3478

SHA512
f5ea04d06eb43dae98d5c3f23b23d315b6ccf6646c29fabecae038fb98094a72453c0dd7c48f867ede3aa56a0f131b5a963013c577117f96b5349a64f5ecc3ff

Download Submit
memory/1312-93-0x0000000000590000-0x00000000005BF000-memory.dmp

Filesize
188KB

Download
memory/1312-91-0x0000000000FF0000-0x0000000001423000-memory.dmp

Filesize
4.2MB

Download
memory/1312-92-0x0000000000FF0000-0x0000000001423000-memory.dmp

Filesize
4.2MB

Download
memory/2268-46-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3484-4-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3484-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/3484-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3484-49-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3484-1-0x0000000000460000-0x000000000050E000-memory.dmp

Filesize
696KB

Download
memory/3484-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/3484-6-0x0000000005370000-0x000000000538E000-memory.dmp

Filesize
120KB

Download
memory/3484-2-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/3484-5-0x0000000004EF0000-0x0000000004EFA000-memory.dmp

Filesize
40KB

Download
memory/3484-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp

Filesize
584KB

Download
memory/3484-10-0x000000000D620000-0x000000000D6BC000-memory.dmp

Filesize
624KB

Download
memory/3484-9-0x0000000002770000-0x00000000027EA000-memory.dmp

Filesize
488KB

Download
memory/3492-97-0x0000000007FF0000-0x000000000813F000-memory.dmp

Filesize
1.3MB

Download
memory/3676-65-0x0000000075950000-0x000000007599C000-memory.dmp

Filesize
304KB

Download
memory/3676-28-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3676-19-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3676-31-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3676-89-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/3676-82-0x0000000007740000-0x000000000775A000-memory.dmp

Filesize
104KB

Download
memory/3676-81-0x0000000007640000-0x0000000007654000-memory.dmp

Filesize
80KB

Download
memory/3676-79-0x0000000007600000-0x0000000007611000-memory.dmp

Filesize
68KB

Download
memory/4188-17-0x00000000059D0000-0x0000000005FF8000-memory.dmp

Filesize
6.2MB

Download
memory/4188-53-0x0000000075950000-0x000000007599C000-memory.dmp

Filesize
304KB

Download
memory/4188-63-0x0000000007AA0000-0x0000000007ABE000-memory.dmp

Filesize
120KB

Download
memory/4188-64-0x0000000007B20000-0x0000000007BC3000-memory.dmp

Filesize
652KB

Download
memory/4188-52-0x0000000007AE0000-0x0000000007B12000-memory.dmp

Filesize
200KB

Download
memory/4188-75-0x0000000008270000-0x00000000088EA000-memory.dmp

Filesize
6.5MB

Download
memory/4188-76-0x0000000007C30000-0x0000000007C4A000-memory.dmp

Filesize
104KB

Download
memory/4188-77-0x0000000007CA0000-0x0000000007CAA000-memory.dmp

Filesize
40KB

Download
memory/4188-78-0x0000000007EB0000-0x0000000007F46000-memory.dmp

Filesize
600KB

Download
memory/4188-51-0x0000000006A60000-0x0000000006AAC000-memory.dmp

Filesize
304KB

Download
memory/4188-80-0x0000000007E60000-0x0000000007E6E000-memory.dmp

Filesize
56KB

Download
memory/4188-50-0x0000000006900000-0x000000000691E000-memory.dmp

Filesize
120KB

Download
memory/4188-21-0x0000000006180000-0x00000000061A2000-memory.dmp

Filesize
136KB

Download
memory/4188-83-0x0000000007F50000-0x0000000007F58000-memory.dmp

Filesize
32KB

Download
memory/4188-27-0x0000000006220000-0x0000000006286000-memory.dmp

Filesize
408KB

Download
memory/4188-30-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4188-90-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4188-45-0x0000000006370000-0x00000000066C4000-memory.dmp

Filesize
3.3MB

Download
memory/4188-29-0x0000000006300000-0x0000000006366000-memory.dmp

Filesize
408KB

Download
memory/4188-18-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4188-16-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4188-15-0x0000000005360000-0x0000000005396000-memory.dmp

Filesize
216KB

Download