formbook | 210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f

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 07:04

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General

Target

210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
Size

681KB
MD5

f3c65d21c85f13bd02bd9ccde0fe7204
SHA1

f6cccacd078dc1ba74271fe901b6755fe6bbc3a0
SHA256

210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f
SHA512

8e496e7c853f247e48e4f9fac912c9a2738a178d201cbbe4340464fa84be7801d6b7cd6172f6c1fc47db6b1e134ea1cb9742f3b92e80846b069986e74845dea3
SSDEEP

12288:JYSGuxswecl9UWCUnRAD4vksa3nnZSNz/MZ9b8qEE71el9EihGj3NykXnxzA:UwegCUGD4csUZYz0Z9dh5icj34ux

Score

10^/10

formbook kmge discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

i54ly657ur.autos

stove-10000.bond

furkanenes.live

foziaclothing.shop

peron.app

landscaping-services-88568.bond

home-remodeling-96005.bond

offersnow-store.shop

apsida.tech

ux-design-courses-90368.bond

nb-event-b2b.online

2tdb3dk65m.skin

juniper.fit

eurosirel.info

web-cfe.one

a48268104.top

darkoxygen.info

beautysideup.shop

solar-battery-34557.bond

dib57.top

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/2884-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2628-25-0x0000000000090000-0x00000000000BF000-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
2420	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2328 set thread context of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2884 set thread context of 1184	2884	RegSvcs.exe	21
PID 2628 set thread context of 1184	2628	rundll32.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	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.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	rundll32.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
2708	schtasks.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
2884	RegSvcs.exe
2884	RegSvcs.exe
2420	powershell.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2884	RegSvcs.exe
2884	RegSvcs.exe
2884	RegSvcs.exe
2628	rundll32.exe
2628	rundll32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
Token: SeDebugPrivilege	2884	RegSvcs.exe
Token: SeDebugPrivilege	2420	powershell.exe
Token: SeDebugPrivilege	2628	rundll32.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2420	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	31
PID 2328 wrote to memory of 2420	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	31
PID 2328 wrote to memory of 2420	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	31
PID 2328 wrote to memory of 2420	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	31
PID 2328 wrote to memory of 2708	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	33
PID 2328 wrote to memory of 2708	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	33
PID 2328 wrote to memory of 2708	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	33
PID 2328 wrote to memory of 2708	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	33
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2780	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	35
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 2328 wrote to memory of 2884	2328	210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe	36
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 1184 wrote to memory of 2628	1184	Explorer.EXE	37
PID 2628 wrote to memory of 2796	2628	rundll32.exe	38
PID 2628 wrote to memory of 2796	2628	rundll32.exe	38
PID 2628 wrote to memory of 2796	2628	rundll32.exe	38
PID 2628 wrote to memory of 2796	2628	rundll32.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe
  "C:\Users\Admin\AppData\Local\Temp\210c8c40bffff97e6fc7fc670e3a08d67c55307ec73295eff3d2c8b88983a02f.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YFhWiBFF.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2420
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YFhWiBFF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFEAA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2708
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    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:2884
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:2628
- - 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:2796

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\tmpFEAA.tmp

Filesize
1KB

MD5
c6410def57cc4bd32e13f384605432ea

SHA1
872ddae815102ed6d420be79e3c6cbdb67075418

SHA256
071434bb6c7c436f3ec0fa9633ebdddcc20c294d11d68671d7f852de0086a2b1

SHA512
a3892f7a66838b9954266dcdb4e9f315859de04c2f4d9cf69c723f4ecb84ff9e1cd1cc143e9ddeeaa69ff32f3a3e6df875505bf64a31014eba030e6ce4ce2a1a

Download Submit
memory/2328-20-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2328-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2328-3-0x00000000002E0000-0x00000000002FE000-memory.dmp

Filesize
120KB

Download
memory/2328-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2328-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2328-6-0x0000000000A00000-0x0000000000A78000-memory.dmp

Filesize
480KB

Download
memory/2328-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2328-1-0x0000000000F30000-0x0000000000FE0000-memory.dmp

Filesize
704KB

Download
memory/2628-25-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/2628-24-0x0000000000D30000-0x0000000000D3E000-memory.dmp

Filesize
56KB

Download
memory/2628-22-0x0000000000D30000-0x0000000000D3E000-memory.dmp

Filesize
56KB

Download
memory/2884-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2884-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2884-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2884-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download