formbook | fddea1265c29e98f5b679ff034f27124b688f03f2d4c72442ce5f358ddd3eff0

Analysis

max time kernel
83s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2023, 05:12

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General

Target

043ae57e01ebd0a96fa30b92821b712504cfde03.exe
Size

333KB
MD5

69c1698445fbcfb15e516dba06928b54
SHA1

043ae57e01ebd0a96fa30b92821b712504cfde03
SHA256

fddea1265c29e98f5b679ff034f27124b688f03f2d4c72442ce5f358ddd3eff0
SHA512

5f22300b1f6ee1960205b7d2fa29db76ed1daf8496322ed7429f06788ff8266475701209535951b4829d3dc44115c36d80b765148b9171f0de3d31c9efd6a853
SSDEEP

6144:Hgxb9f5x3hLbahymkd2iUvXbPvbTT4nhnne4VX2pClCmgBaGYArphY3:HgxblYhj734hnvgpfmhGvq

Score

10^/10

formbook hko6 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hko6

Decoy

apartmentsineverettwa.com

forritcu.net

hotroodes.com

skinnerttc.com

royaltrustmyanmar.com

adreslog.com

kaysbridalboutiques.com

multitask-improvements.com

geniiforum.com

smarthomehatinh.asia

banglikeaboss.com

javlover.club

affiliateclubindia.com

mycapecoralhomevalue.com

comparamuebles.online

newrochellenissan.com

nairobi-paris.com

fwk.xyz

downdepot.com

nextgenmemorabilia.com

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
behavioral2/memory/2676-133-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/2676-135-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Program crash 2 IoCs

pid	pid_target	Process	procid_target
116	2676	WerFault.exe	87
404	2676	WerFault.exe	87

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2676	043ae57e01ebd0a96fa30b92821b712504cfde03.exe
2676	043ae57e01ebd0a96fa30b92821b712504cfde03.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87
PID 4964 wrote to memory of 2676	4964	043ae57e01ebd0a96fa30b92821b712504cfde03.exe	87

C:\Users\Admin\AppData\Local\Temp\043ae57e01ebd0a96fa30b92821b712504cfde03.exe
"C:\Users\Admin\AppData\Local\Temp\043ae57e01ebd0a96fa30b92821b712504cfde03.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4964
- C:\Users\Admin\AppData\Local\Temp\043ae57e01ebd0a96fa30b92821b712504cfde03.exe
  "C:\Users\Admin\AppData\Local\Temp\043ae57e01ebd0a96fa30b92821b712504cfde03.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 180
    3⤵
    - Program crash
    PID:116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 184
    3⤵
    - Program crash
    PID:404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2676 -ip 2676
1⤵
PID:3740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2676 -ip 2676
1⤵
PID:1436

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2676-135-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2676-136-0x00000000016B0000-0x00000000019FA000-memory.dmp

Filesize
3.3MB

Download
memory/4964-132-0x0000000000B30000-0x0000000000B5A000-memory.dmp

Filesize
168KB

Download
memory/4964-134-0x0000000000B30000-0x0000000000B5A000-memory.dmp

Filesize
168KB

Download