formbook | fa3e852fa9dde2dde0c1e2254f81059f8c2f1088596e0fb9aa2e37583c26ead5

Analysis

max time kernel
146s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 11:38

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General

Target

z57novaordempdf.exe
Size

831KB
MD5

1389296f0946aea604c44a973f58f8c2
SHA1

9cba48137f602affcb479dad998a47b0ae0ff6b2
SHA256

fa3e852fa9dde2dde0c1e2254f81059f8c2f1088596e0fb9aa2e37583c26ead5
SHA512

62e60fd761804bbec0aa8be992b16d8cb1fd052ade0f877cf89f9ea4372f3768742957ab3fc84302a16039708738c4074e2f43972a048ff1d73d15cc33e8019f
SSDEEP

12288:UOUM8HrDxIVbZ1PbgdJZAFsaQAjX0hsdEwkZdxLT+YGxd:bUMme/1kZgtkKEwmdK

Score

10^/10

formbook g10y discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g10y

Decoy

oofingpro.xyz

sertc.xyz

toaas.xyz

appysnacks.store

julio.tech

nfluencer-marketing-67952.bond

rginine888.store

haampion-slotss.bet

anicajet.xyz

lumber-jobs-91014.bond

eartsandco.store

ctualiza.icu

iso23.vip

udihebohofficial.boats

lackt.xyz

ymonejohnsonart.online

dereji.info

msqdhccc3.shop

auptstadttarif.online

overebyvibes.online

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/2576-19-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2756-23-0x0000000000080000-0x00000000000AE000-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
2744	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1880 set thread context of 2576	1880	z57novaordempdf.exe	36
PID 2576 set thread context of 1196	2576	RegSvcs.exe	21
PID 2756 set thread context of 1196	2756	cmd.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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z57novaordempdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2768	schtasks.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
1880	z57novaordempdf.exe
1880	z57novaordempdf.exe
1880	z57novaordempdf.exe
1880	z57novaordempdf.exe
2576	RegSvcs.exe
2576	RegSvcs.exe
2744	powershell.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe
2756	cmd.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2576	RegSvcs.exe
2576	RegSvcs.exe
2576	RegSvcs.exe
2756	cmd.exe
2756	cmd.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1880	z57novaordempdf.exe
Token: SeDebugPrivilege	2576	RegSvcs.exe
Token: SeDebugPrivilege	2744	powershell.exe
Token: SeDebugPrivilege	2756	cmd.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 2744	1880	z57novaordempdf.exe	31
PID 1880 wrote to memory of 2744	1880	z57novaordempdf.exe	31
PID 1880 wrote to memory of 2744	1880	z57novaordempdf.exe	31
PID 1880 wrote to memory of 2744	1880	z57novaordempdf.exe	31
PID 1880 wrote to memory of 2768	1880	z57novaordempdf.exe	32
PID 1880 wrote to memory of 2768	1880	z57novaordempdf.exe	32
PID 1880 wrote to memory of 2768	1880	z57novaordempdf.exe	32
PID 1880 wrote to memory of 2768	1880	z57novaordempdf.exe	32
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2660	1880	z57novaordempdf.exe	35
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1880 wrote to memory of 2576	1880	z57novaordempdf.exe	36
PID 1196 wrote to memory of 2756	1196	Explorer.EXE	37
PID 1196 wrote to memory of 2756	1196	Explorer.EXE	37
PID 1196 wrote to memory of 2756	1196	Explorer.EXE	37
PID 1196 wrote to memory of 2756	1196	Explorer.EXE	37
PID 2756 wrote to memory of 2928	2756	cmd.exe	38
PID 2756 wrote to memory of 2928	2756	cmd.exe	38
PID 2756 wrote to memory of 2928	2756	cmd.exe	38
PID 2756 wrote to memory of 2928	2756	cmd.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\z57novaordempdf.exe
  "C:\Users\Admin\AppData\Local\Temp\z57novaordempdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PvjpBBSjBpp.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2744
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PvjpBBSjBpp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp20BA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2768
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2660
- - 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:2576
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\SysWOW64\cmd.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:2756
- - 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:2928

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\tmp20BA.tmp

Filesize
1KB

MD5
20e7100ddb2ef14708875141c20a3a5a

SHA1
5c2ceb63dceeedd97c7401b6c6fa2675a11fd564

SHA256
1c56d9a49e8d43c8d9ceefc1ab00afb6912693ef34750bfb07c7d0f90dfc451e

SHA512
4ba7302e7f1e914599b6ce5defd0c14ab709d6e8b08b989f8945a73e88e532314a5823386716dfa836715c493058114695e81e71a8b60b1db4434981562c27e2

Download Submit
memory/1880-6-0x0000000000810000-0x0000000000888000-memory.dmp

Filesize
480KB

Download
memory/1880-20-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/1880-3-0x0000000000990000-0x00000000009AE000-memory.dmp

Filesize
120KB

Download
memory/1880-4-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/1880-5-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/1880-0-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/1880-1-0x0000000000B60000-0x0000000000C36000-memory.dmp

Filesize
856KB

Download
memory/1880-2-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2576-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2576-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2576-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2576-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2756-22-0x000000004A680000-0x000000004A6CC000-memory.dmp

Filesize
304KB

Download
memory/2756-23-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download