formbook | bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38

General

Target

bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
Size

1.0MB
MD5

6eb32cf2b1d4a3b38ef372e6c1d76b04
SHA1

d72628520b0978a1b1be32f975676858c3d3476c
SHA256

bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38
SHA512

7e655a1ff81c24052a877ebd116e159a0c1bc79bb05e5b6823ba83c6c269a1a970a98babecd226fe8ffcc16d8bce8da1a56f6730153a695eed5e6b785c5eb4d3
SSDEEP

24576:wAHnh+eWsN3skA4RV1Hom2KXMmHa2XbblkxUHjtcyd5:nh+ZkldoPK8Ya2XbblkCHjtc8

Score

10^/10

formbook ss63 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ss63

Decoy

catpig.xyz

chatladyanzensei7.site

onewayonepaydroptaxi.com

bima188.lol

wealth-km.online

seepao27200.top

6c958u9.lol

fbyu57ytsd.shop

baranetentegre.com

webaichimie.com

h3k38q2.lol

abicomsrl.com

338kp.vip

rescuecube.com

bubatz-t.com

psgluxuryapartments.com

goodfellowlawfirm.com

bais141.com

imingchu.com

ekzeanjfolzaks.top

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2072-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2072-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2072-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2812-25-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1712 set thread context of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 2072 set thread context of 1112	2072	svchost.exe	20
PID 2072 set thread context of 1112	2072	svchost.exe	20
PID 2812 set thread context of 1112	2812	NETSTAT.EXE	20

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2812	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2072	svchost.exe
2072	svchost.exe
2072	svchost.exe
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE
2812	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
2072	svchost.exe
2072	svchost.exe
2072	svchost.exe
2072	svchost.exe
2812	NETSTAT.EXE
2812	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	svchost.exe
Token: SeDebugPrivilege	2812	NETSTAT.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
1112	Explorer.EXE
1112	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 1712 wrote to memory of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 1712 wrote to memory of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 1712 wrote to memory of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 1712 wrote to memory of 2072	1712	bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe	28
PID 1112 wrote to memory of 2812	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2812	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2812	1112	Explorer.EXE	29
PID 1112 wrote to memory of 2812	1112	Explorer.EXE	29
PID 2812 wrote to memory of 2592	2812	NETSTAT.EXE	30
PID 2812 wrote to memory of 2592	2812	NETSTAT.EXE	30
PID 2812 wrote to memory of 2592	2812	NETSTAT.EXE	30
PID 2812 wrote to memory of 2592	2812	NETSTAT.EXE	30

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe
  "C:\Users\Admin\AppData\Local\Temp\bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\bcc5a9772d5c0d2a0db971eff31f5a0e6feccdd6cb8defccbea6f00b5967cf38.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2072
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1112-36-0x0000000007930000-0x0000000007AA0000-memory.dmp

Filesize
1.4MB

Download
memory/1112-33-0x0000000007930000-0x0000000007AA0000-memory.dmp

Filesize
1.4MB

Download
memory/1112-14-0x0000000003C10000-0x0000000003D10000-memory.dmp

Filesize
1024KB

Download
memory/1112-31-0x0000000007930000-0x0000000007AA0000-memory.dmp

Filesize
1.4MB

Download
memory/1112-17-0x0000000004D00000-0x0000000004E44000-memory.dmp

Filesize
1.3MB

Download
memory/1112-28-0x0000000007650000-0x00000000077EE000-memory.dmp

Filesize
1.6MB

Download
memory/1112-22-0x0000000007650000-0x00000000077EE000-memory.dmp

Filesize
1.6MB

Download
memory/1712-10-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download
memory/2072-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2072-21-0x0000000000250000-0x0000000000265000-memory.dmp

Filesize
84KB

Download
memory/2072-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2072-16-0x0000000000210000-0x0000000000225000-memory.dmp

Filesize
84KB

Download
memory/2072-12-0x00000000006F0000-0x00000000009F3000-memory.dmp

Filesize
3.0MB

Download
memory/2072-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-23-0x0000000000940000-0x0000000000949000-memory.dmp

Filesize
36KB

Download
memory/2812-24-0x0000000000940000-0x0000000000949000-memory.dmp

Filesize
36KB

Download
memory/2812-25-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download

Analysis

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