formbook | f1a2844073e4ab6c17f8977c8a114de63767c3e3c8ae2595d0efbcdfe8133859

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 01:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe
Size

775KB
MD5

3d2aa96e0c0fc96e532f8de3aab5b129
SHA1

c796b358eef688f21e84a8664356fc6120158d78
SHA256

74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75
SHA512

de2b4f5e16773db49261b05d9f369b054a5ed6e654b2be5aa35c279b10d34ef9d0ab5e0fa0207ee11e8597f61f14b1355f7f3ec2f246b86119a6658fc87785da
SSDEEP

12288:/D1XDTyUGFpTwCDfwR7N1ljwV17dZixJBFqDk1ILuFatDGpYlmVqX9lxAzx:5vtaTweoR7N3M77M5GLH3l9lxE

Score

10^/10

formbook ja25 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ja25

Decoy

walkinet.com

shuifengshi.com

slowbarcelona.com

memc-gvo.com

bloquo.com

aurelashesbeauty.com

makepassiveway.com

kguvpkh.icu

benny.industries

t04mo9.com

getafurnace.com

earthadventurers.today

partsgt.com

kg0sxa1.icu

p7lzww8m.space

sarkariyojanayain.com

asp7ex4.icu

kg6u7ik.icu

h2butterfly.com

herdesirablepleasures.com

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
behavioral2/memory/4636-2826-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4636-2830-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4636-2834-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4504 set thread context of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4636 set thread context of 3528	4636	InstallUtil.exe	56
PID 4636 set thread context of 3528	4636	InstallUtil.exe	56
PID 432 set thread context of 3528	432	raserver.exe	56

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	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe
4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe
432	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
4636	InstallUtil.exe
432	raserver.exe
432	raserver.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe
Token: SeDebugPrivilege	4636	InstallUtil.exe
Token: SeDebugPrivilege	432	raserver.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 4504 wrote to memory of 4636	4504	74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe	83
PID 3528 wrote to memory of 432	3528	Explorer.EXE	93
PID 3528 wrote to memory of 432	3528	Explorer.EXE	93
PID 3528 wrote to memory of 432	3528	Explorer.EXE	93
PID 432 wrote to memory of 3936	432	raserver.exe	98
PID 432 wrote to memory of 3936	432	raserver.exe	98
PID 432 wrote to memory of 3936	432	raserver.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3528
- C:\Users\Admin\AppData\Local\Temp\74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe
  "C:\Users\Admin\AppData\Local\Temp\74a098344fb282c483eaae1b536e90a6cbd78cbb8a7c4857bac3d65e05e70c75.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4504
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4636
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:432
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/432-2841-0x0000000000570000-0x000000000058F000-memory.dmp

Filesize
124KB

Download
memory/3528-2832-0x0000000008210000-0x00000000083A6000-memory.dmp

Filesize
1.6MB

Download
memory/3528-2836-0x00000000026E0000-0x00000000027B3000-memory.dmp

Filesize
844KB

Download
memory/3528-2837-0x0000000008210000-0x00000000083A6000-memory.dmp

Filesize
1.6MB

Download
memory/3528-2848-0x0000000008510000-0x000000000869B000-memory.dmp

Filesize
1.5MB

Download
memory/3528-2845-0x0000000008510000-0x000000000869B000-memory.dmp

Filesize
1.5MB

Download
memory/4504-40-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-34-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-4-0x0000000075090000-0x0000000075840000-memory.dmp

Filesize
7.7MB

Download
memory/4504-5-0x0000000004DF0000-0x0000000004DFA000-memory.dmp

Filesize
40KB

Download
memory/4504-6-0x0000000005FD0000-0x00000000060B0000-memory.dmp

Filesize
896KB

Download
memory/4504-16-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-24-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-68-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-70-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-66-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-64-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-62-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-60-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-58-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-54-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-52-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-50-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-48-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-46-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-44-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-2-0x0000000005220000-0x00000000057C4000-memory.dmp

Filesize
5.6MB

Download
memory/4504-38-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-36-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp

Filesize
584KB

Download
memory/4504-32-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-30-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-26-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-22-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-20-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-19-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-14-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-12-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-10-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-8-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-56-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-42-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-28-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-7-0x0000000005FD0000-0x00000000060AA000-memory.dmp

Filesize
872KB

Download
memory/4504-2823-0x00000000061B0000-0x00000000061FC000-memory.dmp

Filesize
304KB

Download
memory/4504-2827-0x0000000075090000-0x0000000075840000-memory.dmp

Filesize
7.7MB

Download
memory/4504-0-0x000000007509E000-0x000000007509F000-memory.dmp

Filesize
4KB

Download
memory/4504-1-0x0000000000290000-0x0000000000358000-memory.dmp

Filesize
800KB

Download
memory/4636-2831-0x00000000012E0000-0x00000000012F5000-memory.dmp

Filesize
84KB

Download
memory/4636-2828-0x0000000001860000-0x0000000001BAA000-memory.dmp

Filesize
3.3MB

Download
memory/4636-2826-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4636-2830-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4636-2834-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4636-2835-0x0000000001820000-0x0000000001835000-memory.dmp

Filesize
84KB

Download