formbook | cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a

Analysis

max time kernel
95s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2024, 15:12

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General

Target

cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe
Size

586KB
MD5

89a3a3fafda831624080b6e276025780
SHA1

380ee035bb520092f253bce1f16143dbaa2c4df8
SHA256

cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a
SHA512

0ad3910b5daa89e082a43e7e8bc4c7698cc3f562fa305585da0c34e4e1525b40d926d216114b8f8d625687097b40f9e9d8298fa3e5bb9ce89ca2e765bfac80c7
SSDEEP

12288:/+0nsDHy9+itpSpCl0GyaSACNMPY6aNlaMUfXAKSLD:/xnF/T6U0sSXNMwdyMUCn

Score

10^/10

formbook dr14 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dr14

Decoy

ypewriter.pro

conoficina.shop

etrules.net

bwuc-ball.xyz

obis.xyz

tpbuncistoto.xyz

lhakikas.net

long-ybzxgm.xyz

ray-east.xyz

hild-rbfij.xyz

imself-kyac.xyz

ftuu-government.xyz

om-tracksi.top

olicy-yzipy.xyz

ntalaxlesbabbool.cfd

ingleyou.top

ieryfiertzframing.cfd

pon-nacgrz.xyz

aomei515.top

alzgroup.net

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1536-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4964 set thread context of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94

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	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1536	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe
1536	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94
PID 4964 wrote to memory of 1536	4964	cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe	94

C:\Users\Admin\AppData\Local\Temp\cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe
"C:\Users\Admin\AppData\Local\Temp\cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4964
- C:\Users\Admin\AppData\Local\Temp\cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe
  "C:\Users\Admin\AppData\Local\Temp\cefb9fa4e30ee9fadb577302fb861fd10e7fcfc440e3de1b7dcf7a0c9b3dbc2a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1536

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/1536-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1536-14-0x0000000001760000-0x0000000001AAA000-memory.dmp

Filesize
3.3MB

Download
memory/4964-6-0x0000000005C20000-0x0000000005CBC000-memory.dmp

Filesize
624KB

Download
memory/4964-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

Filesize
584KB

Download
memory/4964-4-0x00000000058E0000-0x00000000058EA000-memory.dmp

Filesize
40KB

Download
memory/4964-5-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/4964-7-0x0000000005BE0000-0x0000000005BF2000-memory.dmp

Filesize
72KB

Download
memory/4964-8-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/4964-9-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-10-0x0000000006E90000-0x0000000006F08000-memory.dmp

Filesize
480KB

Download
memory/4964-2-0x0000000005F70000-0x0000000006514000-memory.dmp

Filesize
5.6MB

Download
memory/4964-13-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/4964-1-0x0000000000E60000-0x0000000000EF8000-memory.dmp

Filesize
608KB

Download