formbook | 6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994

General

Target

6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
Size

1.0MB
MD5

882c3ded09b7eabc517ab9c93813ce56
SHA1

1cd8513f787c3dc074606c9b87a3fc61e3d5754f
SHA256

6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994
SHA512

324930cb22943bfdcbb30830c50c08daf0aa91037377406087273800a26f3d2930cb85fa915f30ca8ec89b27d788cbe4f8e2a0a51606821926647c0f0fc7642d
SSDEEP

24576:1AHnh+eWsN3skA4RV1Hom2KXFmIa4tRHyXzIdnhqK5:kh+ZkldoPK1Xa4/QUT

Score

10^/10

formbook a38m discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a38m

Decoy

rtfosters.net

ental-implants-97548.bond

raphic-design-degree-15820.bond

ompraninjas.shop

indmyusedcar.today

rumptraumasupport.net

uozwear.xyz

etron.xyz

dultlivebroadcast09.today

ypegen.net

arehouse-inventory-54057.bond

27961.pizza

ortable-ai.xyz

pioxc.xyz

nline-advertising-76059.bond

rendyshack.store

pa-services88.life

aftarpragmatic218gacor.online

yb1054.shop

8x189.xyz

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2812-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2812-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2812-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2388-25-0x0000000000130000-0x000000000015F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2812 set thread context of 1180	2812	svchost.exe	21
PID 2812 set thread context of 1180	2812	svchost.exe	21
PID 2388 set thread context of 1180	2388	svchost.exe	21

System Location Discovery: System Language Discovery 1 TTPs 4 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe
2388	svchost.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2388	svchost.exe
2388	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2812	svchost.exe
Token: SeDebugPrivilege	2388	svchost.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
1180	Explorer.EXE
1180	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2384 wrote to memory of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2384 wrote to memory of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2384 wrote to memory of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2384 wrote to memory of 2812	2384	6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe	30
PID 2812 wrote to memory of 2388	2812	svchost.exe	31
PID 2812 wrote to memory of 2388	2812	svchost.exe	31
PID 2812 wrote to memory of 2388	2812	svchost.exe	31
PID 2812 wrote to memory of 2388	2812	svchost.exe	31
PID 2388 wrote to memory of 2652	2388	svchost.exe	32
PID 2388 wrote to memory of 2652	2388	svchost.exe	32
PID 2388 wrote to memory of 2652	2388	svchost.exe	32
PID 2388 wrote to memory of 2652	2388	svchost.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
PID:1180
- C:\Users\Admin\AppData\Local\Temp\6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe
  "C:\Users\Admin\AppData\Local\Temp\6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\6cddedafbaf4288abf28e2ba392414c385e7a003c822ea1b63109bf214e11994.exe"
    3⤵
    - 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:2812
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\SysWOW64\svchost.exe"
      4⤵
      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:2388
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Windows\SysWOW64\svchost.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2652

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/1180-34-0x0000000007870000-0x00000000079CB000-memory.dmp

Filesize
1.4MB

Download
memory/1180-32-0x0000000007870000-0x00000000079CB000-memory.dmp

Filesize
1.4MB

Download
memory/1180-31-0x0000000007870000-0x00000000079CB000-memory.dmp

Filesize
1.4MB

Download
memory/1180-17-0x00000000043F0000-0x00000000044BF000-memory.dmp

Filesize
828KB

Download
memory/1180-22-0x00000000072B0000-0x00000000073C9000-memory.dmp

Filesize
1.1MB

Download
memory/1180-21-0x00000000043F0000-0x00000000044BF000-memory.dmp

Filesize
828KB

Download
memory/1180-26-0x00000000072B0000-0x00000000073C9000-memory.dmp

Filesize
1.1MB

Download
memory/2384-11-0x0000000000DE0000-0x00000000011E0000-memory.dmp

Filesize
4.0MB

Download
memory/2388-23-0x0000000000F90000-0x0000000000F98000-memory.dmp

Filesize
32KB

Download
memory/2388-25-0x0000000000130000-0x000000000015F000-memory.dmp

Filesize
188KB

Download
memory/2388-24-0x0000000000F90000-0x0000000000F98000-memory.dmp

Filesize
32KB

Download
memory/2812-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-20-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/2812-16-0x0000000000140000-0x0000000000154000-memory.dmp

Filesize
80KB

Download
memory/2812-13-0x0000000000990000-0x0000000000C93000-memory.dmp

Filesize
3.0MB

Download
memory/2812-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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