formbook | 36c3f143edb273d0d6cd6738e0357ddc19b86857de46871ba96bcb1a8256b1ac

Analysis

max time kernel
146s
max time network
139s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-01-2025 13:05

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General

Target

invoice paymentPayNGATERRAX24176.exe
Size

801KB
MD5

dd46446038384fd77e9b50707d3ed26e
SHA1

6b888ea643545bb6cc406c4f460d0d71c0753b32
SHA256

36c3f143edb273d0d6cd6738e0357ddc19b86857de46871ba96bcb1a8256b1ac
SHA512

2651b26968f5d92d8e3bf484feefe249b3d606e4cafa1769e355305ba88587cb90b8946254c42c7299cb562011a140710d39879b88b26da7c653c17bcd813e24
SSDEEP

12288:nzSggsixmj5PLgm+++lMaVqskZO2kvvfRZzQPBXZGdygv4kOz3kfgq:nzm4kNNVqsaVkvH0PBXSygBOgg

Score

10^/10

formbook b02a discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b02a

Decoy

nnovate.host

yrvo.shop

obify.party

55665.one

vlisazouasiul.store

arjohbs.shop

mjsccc5716.shop

nfluencer-marketing-86606.bond

atellite-internet-74549.bond

arehouse-inventory-82506.bond

kanzaturf.net

airbypatrickmcguire.net

90880a15.buzz

ancake888.info

hopcroma.store

usinessloanscanada524285.icu

mdjr.world

9kct.xyz

ombrd.finance

luratu.xyz

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
behavioral1/memory/2632-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2632-27-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2028-32-0x0000000000090000-0x00000000000BF000-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
2508	powershell.exe
2764	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2076 set thread context of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2632 set thread context of 1188	2632	RegSvcs.exe	21
PID 2632 set thread context of 1188	2632	RegSvcs.exe	21
PID 2028 set thread context of 1188	2028	msiexec.exe	21

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 paymentPayNGATERRAX24176.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	msiexec.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
2780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
2076	invoice paymentPayNGATERRAX24176.exe
2508	powershell.exe
2076	invoice paymentPayNGATERRAX24176.exe
2076	invoice paymentPayNGATERRAX24176.exe
2764	powershell.exe
2076	invoice paymentPayNGATERRAX24176.exe
2076	invoice paymentPayNGATERRAX24176.exe
2076	invoice paymentPayNGATERRAX24176.exe
2076	invoice paymentPayNGATERRAX24176.exe
2632	RegSvcs.exe
2632	RegSvcs.exe
2632	RegSvcs.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe
2028	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2632	RegSvcs.exe
2632	RegSvcs.exe
2632	RegSvcs.exe
2632	RegSvcs.exe
2028	msiexec.exe
2028	msiexec.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2076	invoice paymentPayNGATERRAX24176.exe
Token: SeDebugPrivilege	2508	powershell.exe
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2632	RegSvcs.exe
Token: SeDebugPrivilege	2028	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2508	2076	invoice paymentPayNGATERRAX24176.exe	31
PID 2076 wrote to memory of 2508	2076	invoice paymentPayNGATERRAX24176.exe	31
PID 2076 wrote to memory of 2508	2076	invoice paymentPayNGATERRAX24176.exe	31
PID 2076 wrote to memory of 2508	2076	invoice paymentPayNGATERRAX24176.exe	31
PID 2076 wrote to memory of 2764	2076	invoice paymentPayNGATERRAX24176.exe	33
PID 2076 wrote to memory of 2764	2076	invoice paymentPayNGATERRAX24176.exe	33
PID 2076 wrote to memory of 2764	2076	invoice paymentPayNGATERRAX24176.exe	33
PID 2076 wrote to memory of 2764	2076	invoice paymentPayNGATERRAX24176.exe	33
PID 2076 wrote to memory of 2780	2076	invoice paymentPayNGATERRAX24176.exe	35
PID 2076 wrote to memory of 2780	2076	invoice paymentPayNGATERRAX24176.exe	35
PID 2076 wrote to memory of 2780	2076	invoice paymentPayNGATERRAX24176.exe	35
PID 2076 wrote to memory of 2780	2076	invoice paymentPayNGATERRAX24176.exe	35
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 2076 wrote to memory of 2632	2076	invoice paymentPayNGATERRAX24176.exe	37
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 1188 wrote to memory of 2028	1188	Explorer.EXE	39
PID 2028 wrote to memory of 896	2028	msiexec.exe	40
PID 2028 wrote to memory of 896	2028	msiexec.exe	40
PID 2028 wrote to memory of 896	2028	msiexec.exe	40
PID 2028 wrote to memory of 896	2028	msiexec.exe	40

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\invoice paymentPayNGATERRAX24176.exe
  "C:\Users\Admin\AppData\Local\Temp\invoice paymentPayNGATERRAX24176.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2076
- - 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 paymentPayNGATERRAX24176.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2508
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WtuAQDhPxPj.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2764
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WtuAQDhPxPj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp26B3.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2780
- - 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:2632
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:848
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:2028
- - 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:896

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

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\tmp26B3.tmp

Filesize
1KB

MD5
3b36b484a2d1441a91617a3ae970bcd8

SHA1
e45ef826b01f5b2918693f7b2c4f6e6a7d73f25b

SHA256
b01be830cb6586bc0e76a54eaa06c4950a5ccb001a1a0bf32af9b21f552a3142

SHA512
31e74277bf11207a9d5edffc2644064ef4d2adf1aa2d8abb1cab95108d559c53043550c0f08d45a1247447e24a8bb8c3993975ae0f2a947da9e82004d8b73750

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
73b4169aee3e5389c60518867ceedbd3

SHA1
65721502307b5d683da6cc96cc1bd5123b76d6f0

SHA256
2ae75bbaffd447f943a63a4aae9c9d8ffde0fdcab56f67fe5b58d03192fc4bc1

SHA512
1550190780773e9d1c1daefbbfa59a6eef05b11a00be88fa2c64ebdf7843bd08dcb77405d9eecace41b287286da2dd7e82d3ef620b7c5ea5a8c1fdb3c4540f2f

Download Submit
memory/1188-36-0x0000000005310000-0x00000000053B7000-memory.dmp

Filesize
668KB

Download
memory/1188-28-0x0000000007AC0000-0x0000000007C4E000-memory.dmp

Filesize
1.6MB

Download
memory/2028-32-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2028-31-0x0000000000980000-0x0000000000994000-memory.dmp

Filesize
80KB

Download
memory/2028-29-0x0000000000980000-0x0000000000994000-memory.dmp

Filesize
80KB

Download
memory/2076-5-0x0000000073FA0000-0x000000007468E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-6-0x0000000000440000-0x00000000004B8000-memory.dmp

Filesize
480KB

Download
memory/2076-25-0x0000000073FA0000-0x000000007468E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-0-0x0000000073FAE000-0x0000000073FAF000-memory.dmp

Filesize
4KB

Download
memory/2076-4-0x0000000073FAE000-0x0000000073FAF000-memory.dmp

Filesize
4KB

Download
memory/2076-3-0x00000000006E0000-0x00000000006FE000-memory.dmp

Filesize
120KB

Download
memory/2076-2-0x0000000073FA0000-0x000000007468E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-1-0x0000000000CE0000-0x0000000000DAE000-memory.dmp

Filesize
824KB

Download
memory/2632-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2632-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download