formbook | 49db0f5a8084b3bd660a46be3b33f497772c57cbaad095df927b7d07b73c8ffe

Analysis

max time kernel
149s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2025 03:57

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General

Target

payment confirmation.exe
Size

680KB
MD5

670ec4d161f3b49adb0b58058bed084b
SHA1

5e889f32779fc120704288450fae1bd1dfbd0926
SHA256

637ec5277677d323a35dce85ac7fb3440ec70ca14fbaa051a2df46652a4711d4
SHA512

a23a569972d95ad0405e3e83a7200eb463abd88ee669ac76a85621e513148979de8e4965cad4cda90bdbe35ff31377e7d579581237f670f73fa008b4b8db9965
SSDEEP

12288:iYnwXaswecl9h8UtmmU2kNntDA7ITIMN8rQnNfkGSdhXZXi6yiah:GweRWmR2IDA7Jo8rQnizdj

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/2468-30-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1996-90-0x0000000000480000-0x00000000004AF000-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
2272	powershell.exe
1872	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-1-5-21-3625106387-4207083342-115176794-1000\Control Panel\International\Geo\Nation	payment confirmation.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1552 set thread context of 2468	1552	payment confirmation.exe	94
PID 2468 set thread context of 3452	2468	RegSvcs.exe	56
PID 1996 set thread context of 3452	1996	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	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 confirmation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
1788	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1552	payment confirmation.exe
2272	powershell.exe
1872	powershell.exe
1552	payment confirmation.exe
2468	RegSvcs.exe
2468	RegSvcs.exe
2468	RegSvcs.exe
2468	RegSvcs.exe
1872	powershell.exe
2272	powershell.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe
1996	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2468	RegSvcs.exe
2468	RegSvcs.exe
2468	RegSvcs.exe
1996	chkdsk.exe
1996	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1552	payment confirmation.exe
Token: SeDebugPrivilege	2272	powershell.exe
Token: SeDebugPrivilege	1872	powershell.exe
Token: SeDebugPrivilege	2468	RegSvcs.exe
Token: SeDebugPrivilege	1996	chkdsk.exe
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3452	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 2272	1552	payment confirmation.exe	88
PID 1552 wrote to memory of 2272	1552	payment confirmation.exe	88
PID 1552 wrote to memory of 2272	1552	payment confirmation.exe	88
PID 1552 wrote to memory of 1872	1552	payment confirmation.exe	90
PID 1552 wrote to memory of 1872	1552	payment confirmation.exe	90
PID 1552 wrote to memory of 1872	1552	payment confirmation.exe	90
PID 1552 wrote to memory of 1788	1552	payment confirmation.exe	91
PID 1552 wrote to memory of 1788	1552	payment confirmation.exe	91
PID 1552 wrote to memory of 1788	1552	payment confirmation.exe	91
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 1552 wrote to memory of 2468	1552	payment confirmation.exe	94
PID 3452 wrote to memory of 1996	3452	Explorer.EXE	95
PID 3452 wrote to memory of 1996	3452	Explorer.EXE	95
PID 3452 wrote to memory of 1996	3452	Explorer.EXE	95
PID 1996 wrote to memory of 2992	1996	chkdsk.exe	96
PID 1996 wrote to memory of 2992	1996	chkdsk.exe	96
PID 1996 wrote to memory of 2992	1996	chkdsk.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\payment confirmation.exe
  "C:\Users\Admin\AppData\Local\Temp\payment confirmation.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:1552
- - 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 confirmation.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2272
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZeqyQbn.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1872
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZeqyQbn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF7CD.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1788
- - 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:2468
- 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:1996
- - 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:2992

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
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
0fd606ae94b9c3c413fbdbcaa8447be3

SHA1
388429fae05972b6870c0046c0680a32d3478af5

SHA256
801d0b32f291587e9b882724d14ecc27bc696fa40447dfd421458d38d151f997

SHA512
8f216caf125967fa7785a6c988d8de4c7c1df45a98843a93375e2789b832258754ba11d91c2d0228071cbdc23e140e43dc3b5ca34f089a8c72e427038f16aa87

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mywwxvla.sh0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF7CD.tmp

Filesize
1KB

MD5
56ce05aff4e9e251e151e724f4eb4d3f

SHA1
8addf492c2c12283a8f5c7282ab1a322b84968f5

SHA256
74906fbc79851bfdb1a848f5042f7ded356d6d8d2f845cf7fa5ed0a3d261dd44

SHA512
a44089dccf45c4f4b00165268fcb9653411290d10af4e9500da633660457f69193a83aa601ed55153ef4f0f8cb7a3a82de9b4f0a6f8cc23410e65ae2079d17bd

Download Submit
memory/1552-4-0x0000000004D80000-0x0000000004D8A000-memory.dmp

Filesize
40KB

Download
memory/1552-5-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1552-6-0x00000000050C0000-0x000000000515C000-memory.dmp

Filesize
624KB

Download
memory/1552-7-0x0000000005090000-0x00000000050AE000-memory.dmp

Filesize
120KB

Download
memory/1552-8-0x00000000751BE000-0x00000000751BF000-memory.dmp

Filesize
4KB

Download
memory/1552-9-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1552-10-0x0000000004790000-0x0000000004808000-memory.dmp

Filesize
480KB

Download
memory/1552-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/1552-2-0x0000000005300000-0x00000000058A4000-memory.dmp

Filesize
5.6MB

Download
memory/1552-0-0x00000000751BE000-0x00000000751BF000-memory.dmp

Filesize
4KB

Download
memory/1552-47-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1552-1-0x0000000000330000-0x00000000003E0000-memory.dmp

Filesize
704KB

Download
memory/1872-77-0x0000000007E10000-0x0000000007E21000-memory.dmp

Filesize
68KB

Download
memory/1872-49-0x00000000069B0000-0x00000000069FC000-memory.dmp

Filesize
304KB

Download
memory/1872-72-0x0000000007AE0000-0x0000000007B83000-memory.dmp

Filesize
652KB

Download
memory/1872-89-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1872-61-0x0000000007AB0000-0x0000000007ACE000-memory.dmp

Filesize
120KB

Download
memory/1872-76-0x0000000007E90000-0x0000000007F26000-memory.dmp

Filesize
600KB

Download
memory/1872-73-0x0000000008250000-0x00000000088CA000-memory.dmp

Filesize
6.5MB

Download
memory/1872-74-0x0000000007C10000-0x0000000007C2A000-memory.dmp

Filesize
104KB

Download
memory/1872-20-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/1872-48-0x00000000068D0000-0x00000000068EE000-memory.dmp

Filesize
120KB

Download
memory/1872-50-0x0000000006EC0000-0x0000000006EF2000-memory.dmp

Filesize
200KB

Download
memory/1872-51-0x0000000075A40000-0x0000000075A8C000-memory.dmp

Filesize
304KB

Download
memory/1996-78-0x0000000000F60000-0x0000000000F6A000-memory.dmp

Filesize
40KB

Download
memory/1996-90-0x0000000000480000-0x00000000004AF000-memory.dmp

Filesize
188KB

Download
memory/2272-18-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2272-80-0x0000000007D80000-0x0000000007D94000-memory.dmp

Filesize
80KB

Download
memory/2272-24-0x0000000006050000-0x00000000060B6000-memory.dmp

Filesize
408KB

Download
memory/2272-31-0x0000000006200000-0x0000000006554000-memory.dmp

Filesize
3.3MB

Download
memory/2272-75-0x0000000007BB0000-0x0000000007BBA000-memory.dmp

Filesize
40KB

Download
memory/2272-22-0x0000000005850000-0x0000000005872000-memory.dmp

Filesize
136KB

Download
memory/2272-17-0x0000000005970000-0x0000000005F98000-memory.dmp

Filesize
6.2MB

Download
memory/2272-19-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2272-79-0x0000000007D70000-0x0000000007D7E000-memory.dmp

Filesize
56KB

Download
memory/2272-62-0x0000000075A40000-0x0000000075A8C000-memory.dmp

Filesize
304KB

Download
memory/2272-81-0x0000000007E80000-0x0000000007E9A000-memory.dmp

Filesize
104KB

Download
memory/2272-82-0x0000000007E60000-0x0000000007E68000-memory.dmp

Filesize
32KB

Download
memory/2272-88-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2272-23-0x00000000058F0000-0x0000000005956000-memory.dmp

Filesize
408KB

Download
memory/2272-16-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2272-15-0x0000000005260000-0x0000000005296000-memory.dmp

Filesize
216KB

Download
memory/2468-30-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3452-94-0x0000000003200000-0x00000000032D7000-memory.dmp

Filesize
860KB

Download