formbook | f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985

General

Target

f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe
Size

696KB
MD5

78191bea1a20b3b4fcb10ec3e83510ea
SHA1

ea8463818f2ea00bb5adf46179e296946b8eb906
SHA256

f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985
SHA512

71e958bcaabdc2757285b1fe9fbb3425b14851ea7d5f598d8a2629fc5abd1afd3f3a29a15cbf35f57a4c60ff5d6291416eb65b7ac1b603fc84d60e5d72063b0c
SSDEEP

12288:FBxCwgqaVoufINdjswYS24YFMsTMk86/FrwwZt4u5RuInHTDxM1ccL30Pl2:FBxC/qaSufInswZYFr4k8wrwvuD3sDK

Score

10^/10

formbook pz12 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2284-13-0x0000000000400000-0x000000000042F000-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
2228	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3028 set thread context of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	2284	WerFault.exe	32

System Location Discovery: System Language Discovery 1 TTPs 3 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	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2228	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2228	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2228	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	30
PID 3028 wrote to memory of 2228	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	30
PID 3028 wrote to memory of 2228	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	30
PID 3028 wrote to memory of 2228	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	30
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 3028 wrote to memory of 2284	3028	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	32
PID 2284 wrote to memory of 2828	2284	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	33
PID 2284 wrote to memory of 2828	2284	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	33
PID 2284 wrote to memory of 2828	2284	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	33
PID 2284 wrote to memory of 2828	2284	f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe	33

C:\Users\Admin\AppData\Local\Temp\f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe
"C:\Users\Admin\AppData\Local\Temp\f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- 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\f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2228
- C:\Users\Admin\AppData\Local\Temp\f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe
  "C:\Users\Admin\AppData\Local\Temp\f8353eb981e7fce8af5663a30b6ad844d44d7eda87ff717f85f0046e3c065985.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 36
    3⤵
    - Program crash
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2284-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2284-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2284-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2284-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3028-3-0x0000000000320000-0x0000000000332000-memory.dmp

Filesize
72KB

Download
memory/3028-5-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-6-0x0000000000330000-0x0000000000340000-memory.dmp

Filesize
64KB

Download
memory/3028-7-0x0000000002040000-0x00000000020B6000-memory.dmp

Filesize
472KB

Download
memory/3028-4-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

Filesize
4KB

Download
memory/3028-0-0x0000000073F9E000-0x0000000073F9F000-memory.dmp

Filesize
4KB

Download
memory/3028-2-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-1-0x00000000009A0000-0x0000000000A54000-memory.dmp

Filesize
720KB

Download
memory/3028-14-0x0000000073F90000-0x000000007467E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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