formbook | 60ccea072df0c91b1b0f2cc18a88eff5e373c68f4d13c7d93e66fb17d211ec9e

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-02-2025 06:38

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General

Target

payment Copy882pdf.exe
Size

682KB
MD5

1e16dc0a62bdc864d61277defc19c599
SHA1

b72b8a5d8421450cae51b53159fc6c8862f6bc8f
SHA256

60ccea072df0c91b1b0f2cc18a88eff5e373c68f4d13c7d93e66fb17d211ec9e
SHA512

8f3dc3cd5af8c27a4f8221c6463c9dd95fac544d25dc6103b3d9313986e0f506fc5ad2431d15e2e6846cd00555d1bf278fa320aef8a230c7fe548219ddf3d117
SSDEEP

12288:1YmgrSswecl9v2l+FiGQgG6AN1RKLYvvfK6vncTsEdoGs22zImsDHTndj:Iwea2civgGbxK03fK6vcThdopIJjTd

Score

10^/10

formbook a02d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a02d

Decoy

coplus.market

oofing-jobs-74429.bond

healchemists.xyz

oofcarpenternearme-jp.xyz

enewebsolutions.online

harepoint.legal

88977.club

omptables.xyz

eat-pumps-31610.bond

endown.graphics

amsexgirls.website

ovevibes.xyz

u-thiensu.online

yblinds.xyz

rumpchiefofstaff.store

erzog.fun

rrm.lat

agiclime.pro

agaviet59.shop

lbdoanhnhan.net

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/2732-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2732-27-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/480-30-0x0000000000070000-0x000000000009F000-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
2812	powershell.exe
2736	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2236 set thread context of 2732	2236	payment Copy882pdf.exe	37
PID 2732 set thread context of 1208	2732	RegSvcs.exe	21
PID 2732 set thread context of 1208	2732	RegSvcs.exe	21
PID 480 set thread context of 1208	480	wscript.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 7 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	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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	payment Copy882pdf.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
2868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2236	payment Copy882pdf.exe
2236	payment Copy882pdf.exe
2812	powershell.exe
2736	powershell.exe
2732	RegSvcs.exe
2732	RegSvcs.exe
2732	RegSvcs.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe
480	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2732	RegSvcs.exe
2732	RegSvcs.exe
2732	RegSvcs.exe
2732	RegSvcs.exe
480	wscript.exe
480	wscript.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	payment Copy882pdf.exe
Token: SeDebugPrivilege	2812	powershell.exe
Token: SeDebugPrivilege	2736	powershell.exe
Token: SeDebugPrivilege	2732	RegSvcs.exe
Token: SeDebugPrivilege	480	wscript.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2736	2236	payment Copy882pdf.exe	31
PID 2236 wrote to memory of 2736	2236	payment Copy882pdf.exe	31
PID 2236 wrote to memory of 2736	2236	payment Copy882pdf.exe	31
PID 2236 wrote to memory of 2736	2236	payment Copy882pdf.exe	31
PID 2236 wrote to memory of 2812	2236	payment Copy882pdf.exe	33
PID 2236 wrote to memory of 2812	2236	payment Copy882pdf.exe	33
PID 2236 wrote to memory of 2812	2236	payment Copy882pdf.exe	33
PID 2236 wrote to memory of 2812	2236	payment Copy882pdf.exe	33
PID 2236 wrote to memory of 2868	2236	payment Copy882pdf.exe	35
PID 2236 wrote to memory of 2868	2236	payment Copy882pdf.exe	35
PID 2236 wrote to memory of 2868	2236	payment Copy882pdf.exe	35
PID 2236 wrote to memory of 2868	2236	payment Copy882pdf.exe	35
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2236 wrote to memory of 2732	2236	payment Copy882pdf.exe	37
PID 2732 wrote to memory of 480	2732	RegSvcs.exe	38
PID 2732 wrote to memory of 480	2732	RegSvcs.exe	38
PID 2732 wrote to memory of 480	2732	RegSvcs.exe	38
PID 2732 wrote to memory of 480	2732	RegSvcs.exe	38
PID 480 wrote to memory of 2584	480	wscript.exe	39
PID 480 wrote to memory of 2584	480	wscript.exe	39
PID 480 wrote to memory of 2584	480	wscript.exe	39
PID 480 wrote to memory of 2584	480	wscript.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\payment Copy882pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\payment Copy882pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2236
- - 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 Copy882pdf.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2736
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KtITRcPJlV.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2812
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KtITRcPJlV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD182.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2868
- - 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
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2732
  - - C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      4⤵
      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:480
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2584

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\tmpD182.tmp

Filesize
1KB

MD5
c08d16c8dad9aae62c2f227753aee799

SHA1
593c460c989b33c2deb2c30986a0d5798893bce5

SHA256
457a9e3a25938b21938f03eb705ee2d1b6d100ddee5fe710a0259f09d0366c26

SHA512
dc53b94b55dfe06e557fe1bb2e1738ab70f5a929a5e515137c9fa6e1a23a1bf1a9c5d474630d8a306ee65ede6b9925325c50d1c00d6ab5b25865df3356d883c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9T9ET1L09RTIL08CGUUE.temp

Filesize
7KB

MD5
192b54b5f804b37a39febed95772a3ce

SHA1
a74baee176ee2f74ccd5c8a7c404a12466bddd11

SHA256
0d5b1011a44e46e53fe74d99dc835dc3f72cad57ff25fb5a3f66f888a03c667e

SHA512
8f1c4b62ef2e18245109775c14ee4022b530c1911a116d2ca6408d6cccd77fceab907538ccb91be681d7b723b4a65eae5dfd0702291bd2bc66af056313dbfc31

Download Submit
memory/480-30-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/480-29-0x0000000000850000-0x0000000000876000-memory.dmp

Filesize
152KB

Download
memory/1208-28-0x0000000005140000-0x00000000052E0000-memory.dmp

Filesize
1.6MB

Download
memory/2236-4-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/2236-6-0x00000000004E0000-0x000000000055A000-memory.dmp

Filesize
488KB

Download
memory/2236-5-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-0-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/2236-25-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-3-0x00000000003D0000-0x00000000003EE000-memory.dmp

Filesize
120KB

Download
memory/2236-2-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-1-0x0000000000C90000-0x0000000000D42000-memory.dmp

Filesize
712KB

Download
memory/2732-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2732-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2732-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2732-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2732-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download