formbook | 14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628

General

Target

14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
Size

604KB
MD5

dd2e0becfb1316c49975386fc3367c45
SHA1

98c578ff997ef781919ca5967251fa9d462a756e
SHA256

14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628
SHA512

4768fa7aa32dc02e958c8506880311bb0d4fa5a9cd9fcdc6581a8349b1d85b3323513d28018b55ffbdb79e440e4b371dfb260cbd097ffd2279993b9a1a416bfb
SSDEEP

12288:MVVeXpcIofxcshf8R5wjY/nCdfpfwzW2kTFzcdppLLO:eePofZhf8BnCbft2kajy

Score

10^/10

formbook b48n discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b48n

Decoy

anifestmindset.net

ommybahamabigsales.shop

3tcxr.xyz

iano-world.net

rconf23.net

atherpa.shop

trllrpartners.club

5sawit777.pro

ctbhuxcdreioijresol.top

opinatlas.app

pinstar.xyz

mfengwa.top

8games13.xyz

tickpaket.online

iphuodongallbbtbtm.top

ental-bridges-51593.bond

laywithkemon.rest

lkpiou.xyz

a88.land

igfloppafan.club

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/2704-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1848 set thread context of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
2704	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2696	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	30
PID 1848 wrote to memory of 2696	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	30
PID 1848 wrote to memory of 2696	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	30
PID 1848 wrote to memory of 2696	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	30
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31
PID 1848 wrote to memory of 2704	1848	14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe	31

C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
"C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
  "C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"
  2⤵
  PID:2696
- C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe
  "C:\Users\Admin\AppData\Local\Temp\14d4d6df33e96af2a1d5ef8f8e7f6f1b914b0342b219c75f812848f52bc27628.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1848-6-0x0000000005C70000-0x0000000005CE6000-memory.dmp

Filesize
472KB

Download
memory/1848-1-0x0000000000E90000-0x0000000000F2C000-memory.dmp

Filesize
624KB

Download
memory/1848-2-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-3-0x0000000000520000-0x0000000000538000-memory.dmp

Filesize
96KB

Download
memory/1848-4-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download
memory/1848-5-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/1848-0-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download
memory/1848-15-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2704-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2704-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2704-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2704-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2704-16-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download

Analysis

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