formbook | 874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1

General

Target

874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe
Size

597KB
MD5

debff2e29172e4c6b07a62a5d7b8a6b4
SHA1

6e2073a1f0dbd338f0a8673f35b8628581fac402
SHA256

874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1
SHA512

565cccea3f2b0214e64e352a0676465c6b6792da5d7f77a9e97463c7ebb0fd8ab71baa835fa586268c425aa01577cf5ff5a3d7f652a9c1f6fb568757713b59f1
SSDEEP

12288:v0FSVDrE1Sytj7ueTw98NxmngEFTas9VdqJGQ/UUakA/k3Q8bQbZ:I1Sytj71LSdOqa4UakZTI

Score

10^/10

formbook b31a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b31a

Decoy

enjamin-paaac.buzz

mail-marketing-40950.bond

pusems28-post.cyou

hindo.top

ruck-company-be.today

asinos-deutschland.net

ewancash.boats

etdopovo.casino

rcher-saaac.buzz

871166.vip

manuel.app

g3yqo.shop

-9way.xyz

qawgytfexe.bond

iefi6834.vip

ental-health-35901.bond

idat-merkez18.top

rojectleadzone.website

lirudolph.top

migloballlc.online

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2228-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2228-16-0x00000000006E0000-0x00000000009E3000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 828 set thread context of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.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	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe
828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe
2228	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31
PID 828 wrote to memory of 2228	828	874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe	31

C:\Users\Admin\AppData\Local\Temp\874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe
"C:\Users\Admin\AppData\Local\Temp\874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:828
- C:\Users\Admin\AppData\Local\Temp\874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe
  "C:\Users\Admin\AppData\Local\Temp\874c6faee7e17445012c0f573c29dde997a71cc86e15fc3152a22365cf83bdf1.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2228

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

Loading Replay Monitor...

Downloads

memory/828-6-0x0000000004950000-0x00000000049C6000-memory.dmp

Filesize
472KB

Download
memory/828-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/828-2-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/828-3-0x00000000007A0000-0x00000000007B2000-memory.dmp

Filesize
72KB

Download
memory/828-4-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/828-5-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/828-1-0x0000000000C30000-0x0000000000CCC000-memory.dmp

Filesize
624KB

Download
memory/828-14-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/2228-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2228-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2228-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2228-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2228-15-0x00000000006E0000-0x00000000009E3000-memory.dmp

Filesize
3.0MB

Download
memory/2228-16-0x00000000006E0000-0x00000000009E3000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing