formbook | 8c8d6407b9e75b2cffe74d8b04eedb16551eccdf6c124a54845316baba218b62

Analysis

max time kernel
145s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
30/07/2024, 18:20

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General

Target

Payment Prove for Invoice No.126789.exe
Size

218KB
MD5

19c2e374a191ee18466c11cefeddbe75
SHA1

6a6b1d342f67705a05c3eda5f8121b76e4a72e04
SHA256

fd4dbce199d52440961eec1b4557d51014ff2ed2278466b84925eb5f7b38c13d
SHA512

3a94415990bacc4cb8d9c68a1e65e0bfb999fd944e161a22d5709545919143ffa344f624a212347d76364653ed0e06fe320aaff43bbbba4bbadfdf7f6deb7dc1
SSDEEP

3072:BtvW1h07m6MfaxOhHwlzErARHTvpyJWA3l9MwO078PMznseowDGooqRJYuEK39uj:BtT7PMixWQlvDcJKwZXowbosYPK39u0

Score

10^/10

formbook na10 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

na10

Decoy

tetheus.com

ventlikeyoumeanit.com

tintbliss.com

rinabet357.com

sapphireboutiqueusa.com

abc8bet6.com

xzcn3i7jb13cqei.buzz

pinktravelsnagpur.com

bt365038.com

rtpbossujang303.shop

osthirmaker.com

thelonelyteacup.com

rlc2019.com

couverture-charpente.com

productivagc.com

defendercarcare.com

abcentixdigital.com

petco.ltd

oypivh.top

micro.guru

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/32-8-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/32-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4280-18-0x0000000000850000-0x000000000087F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3424 set thread context of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 32 set thread context of 3488	32	ngentask.exe	56
PID 4280 set thread context of 3488	4280	msdt.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	Payment Prove for Invoice No.126789.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
32	ngentask.exe
32	ngentask.exe
32	ngentask.exe
32	ngentask.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe
4280	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
32	ngentask.exe
32	ngentask.exe
32	ngentask.exe
4280	msdt.exe
4280	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	32	ngentask.exe
Token: SeDebugPrivilege	4280	msdt.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3424 wrote to memory of 32	3424	Payment Prove for Invoice No.126789.exe	84
PID 3488 wrote to memory of 4280	3488	Explorer.EXE	85
PID 3488 wrote to memory of 4280	3488	Explorer.EXE	85
PID 3488 wrote to memory of 4280	3488	Explorer.EXE	85
PID 4280 wrote to memory of 984	4280	msdt.exe	86
PID 4280 wrote to memory of 984	4280	msdt.exe	86
PID 4280 wrote to memory of 984	4280	msdt.exe	86

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\Payment Prove for Invoice No.126789.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Prove for Invoice No.126789.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3424
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:32
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:4280
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:984

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

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Downloads

memory/32-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/32-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/32-14-0x0000000000DE0000-0x0000000000DF4000-memory.dmp

Filesize
80KB

Download
memory/32-11-0x0000000001270000-0x00000000015BA000-memory.dmp

Filesize
3.3MB

Download
memory/3424-5-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3424-1-0x00000000003C0000-0x00000000003FC000-memory.dmp

Filesize
240KB

Download
memory/3424-6-0x0000000005700000-0x000000000570A000-memory.dmp

Filesize
40KB

Download
memory/3424-7-0x0000000006710000-0x00000000067AC000-memory.dmp

Filesize
624KB

Download
memory/3424-4-0x0000000005490000-0x000000000549A000-memory.dmp

Filesize
40KB

Download
memory/3424-10-0x0000000074880000-0x0000000075030000-memory.dmp

Filesize
7.7MB

Download
memory/3424-3-0x00000000054C0000-0x0000000005552000-memory.dmp

Filesize
584KB

Download
memory/3424-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/3424-2-0x0000000005BC0000-0x0000000006164000-memory.dmp

Filesize
5.6MB

Download
memory/3488-15-0x00000000085A0000-0x0000000008737000-memory.dmp

Filesize
1.6MB

Download
memory/3488-20-0x00000000085A0000-0x0000000008737000-memory.dmp

Filesize
1.6MB

Download
memory/3488-23-0x0000000002820000-0x0000000002939000-memory.dmp

Filesize
1.1MB

Download
memory/3488-24-0x0000000002820000-0x0000000002939000-memory.dmp

Filesize
1.1MB

Download
memory/3488-27-0x0000000002820000-0x0000000002939000-memory.dmp

Filesize
1.1MB

Download
memory/4280-16-0x0000000000350000-0x00000000003A7000-memory.dmp

Filesize
348KB

Download
memory/4280-17-0x0000000000350000-0x00000000003A7000-memory.dmp

Filesize
348KB

Download
memory/4280-18-0x0000000000850000-0x000000000087F000-memory.dmp

Filesize
188KB

Download