formbook | 003e445ec7e3a973ac6b61b8375e4db13e9ac69a2fb48f3c647571c473eb22c2

Analysis

max time kernel
147s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 22:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9098732783728.exe
Size

757KB
MD5

d397a6f50193af8aed6103814f0da716
SHA1

b4e6f18ac33bda5b7fb34018c2201b515b3b6767
SHA256

003e445ec7e3a973ac6b61b8375e4db13e9ac69a2fb48f3c647571c473eb22c2
SHA512

4f544fefad6154ec6b3a2201e3eece47f954fb43d1c0a57c30b30f27bfdf230a5d83c9d8d60b26002f8ced7c990739680e45779b4bd5ebccd250de5454b1e006
SSDEEP

12288:HA9wecl9wdVYU63g6HxeHyxQc2SHgBUdKnriWWG4Kx4aL1cL6hcRNLn:OwexdVY9Q6H8yxQc2MIUExWeWZUczLn

Score

10^/10

formbook 3nop discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

Decoy

subur88wap.sbs

tyai1.top

skillbeast.site

kcclassiccars.net

lghomes.net

eijanno.cyou

work-in-usa-60100.bond

268chill.store

bharatwin.biz

cakjitu01.xyz

misafert.xyz

hiretemp.net

lvekz-onearmed.top

amanda-manopo.info

seo-companies22.online

casinowalletth.net

maynrson.monster

bewizi.com

thedronetechhub.shop

car-insurance-93947.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
behavioral1/memory/2952-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2872-24-0x0000000000090000-0x00000000000BF000-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
2784	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2016 set thread context of 2952	2016	9098732783728.exe	37
PID 2952 set thread context of 1196	2952	RegSvcs.exe	21
PID 2872 set thread context of 1196	2872	cmstp.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 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	9098732783728.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	cmstp.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
1796	schtasks.exe

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
2016	9098732783728.exe
2016	9098732783728.exe
2016	9098732783728.exe
2016	9098732783728.exe
2016	9098732783728.exe
2952	RegSvcs.exe
2952	RegSvcs.exe
2016	9098732783728.exe
2784	powershell.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe
2872	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2952	RegSvcs.exe
2952	RegSvcs.exe
2952	RegSvcs.exe
2872	cmstp.exe
2872	cmstp.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2016	9098732783728.exe
Token: SeDebugPrivilege	2952	RegSvcs.exe
Token: SeDebugPrivilege	2784	powershell.exe
Token: SeDebugPrivilege	2872	cmstp.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2784	2016	9098732783728.exe	31
PID 2016 wrote to memory of 2784	2016	9098732783728.exe	31
PID 2016 wrote to memory of 2784	2016	9098732783728.exe	31
PID 2016 wrote to memory of 2784	2016	9098732783728.exe	31
PID 2016 wrote to memory of 1796	2016	9098732783728.exe	32
PID 2016 wrote to memory of 1796	2016	9098732783728.exe	32
PID 2016 wrote to memory of 1796	2016	9098732783728.exe	32
PID 2016 wrote to memory of 1796	2016	9098732783728.exe	32
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2296	2016	9098732783728.exe	35
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2960	2016	9098732783728.exe	36
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 2016 wrote to memory of 2952	2016	9098732783728.exe	37
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 1196 wrote to memory of 2872	1196	Explorer.EXE	38
PID 2872 wrote to memory of 2764	2872	cmstp.exe	39
PID 2872 wrote to memory of 2764	2872	cmstp.exe	39
PID 2872 wrote to memory of 2764	2872	cmstp.exe	39
PID 2872 wrote to memory of 2764	2872	cmstp.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\9098732783728.exe
  "C:\Users\Admin\AppData\Local\Temp\9098732783728.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dVUkcAbmgwVZ.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2784
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dVUkcAbmgwVZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF048.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1796
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2296
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2960
- - 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:2952
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2872
- - 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:2764

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF048.tmp

Filesize
1KB

MD5
96e447d9e8edcd36f5948f004c0afe80

SHA1
8ec74745bccca279e3815e614ce20d72d29e75a5

SHA256
8266b0e26486cf864509c4dcc97b649c403a43e80a5754b7c15da1ac3f7fba4a

SHA512
e8992b1d8ce46b2643a3584a912a7baa10e6717f41b75462b6ec703b6b485deacfdca67b6d8584131338fb38d7e11595712234057a5bd346ffad1afdb0c72ac8

Download Submit
memory/1196-21-0x0000000003D50000-0x0000000003E50000-memory.dmp

Filesize
1024KB

Download
memory/2016-22-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-1-0x0000000000950000-0x0000000000A14000-memory.dmp

Filesize
784KB

Download
memory/2016-2-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-3-0x0000000000630000-0x000000000064E000-memory.dmp

Filesize
120KB

Download
memory/2016-4-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/2016-5-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-6-0x0000000001FB0000-0x0000000002028000-memory.dmp

Filesize
480KB

Download
memory/2016-0-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/2872-24-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2872-23-0x0000000000980000-0x0000000000998000-memory.dmp

Filesize
96KB

Download
memory/2952-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2952-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2952-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2952-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download