formbook | 0edf2a0a4fe852db8050d58c5698b71b14a8346022eccc5180f5acd0378a9966

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2022 15:34

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General

Target

c2724b5bece3913584ce76a11e2b6414.exe
Size

899KB
MD5

c2724b5bece3913584ce76a11e2b6414
SHA1

dd65c490d2e5ea690a3522e680169e1c748ad605
SHA256

0edf2a0a4fe852db8050d58c5698b71b14a8346022eccc5180f5acd0378a9966
SHA512

cfe497fef745d9e2f59889cf95019187179e55ae89dcc44b0078b44229d95e1712b29d42facd7e1c9851e5a6a3257dc4756ac2b6e0dc1709f1c173429fb9d8cf
SSDEEP

12288:yHF75eSgPwqoXY+mzoRtbvRT75yzcv6Fe5pNtSuz6FbIo0fRw1hDs/7bDI:0Z5LXY+mzo3bv/H6epNguz6FiZSDyg

Score

10^/10

formbook cy30 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cy30

Decoy

viveksirclass.com

lotuscounselingsc.com

thompsonlaws.com

theinterviewworkout.biz

brofjoc.online

euheimr.net

dealresort.xyz

betforwar.com

tayogas.com

redhotcellopeppers.com

shoujigushi.com

jounan-lp.com

womensminitournaments.com

003523.com

fuyeku.com

powerenergyshop.com

99334633.xyz

army-construccion.com

superiorpipemaintenance.com

clientpods.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1000-140-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2264 set thread context of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2264	c2724b5bece3913584ce76a11e2b6414.exe
2264	c2724b5bece3913584ce76a11e2b6414.exe
1000	c2724b5bece3913584ce76a11e2b6414.exe
1000	c2724b5bece3913584ce76a11e2b6414.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2264	c2724b5bece3913584ce76a11e2b6414.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2192	2264	c2724b5bece3913584ce76a11e2b6414.exe	95
PID 2264 wrote to memory of 2192	2264	c2724b5bece3913584ce76a11e2b6414.exe	95
PID 2264 wrote to memory of 2192	2264	c2724b5bece3913584ce76a11e2b6414.exe	95
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96
PID 2264 wrote to memory of 1000	2264	c2724b5bece3913584ce76a11e2b6414.exe	96

C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe
"C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2264
- C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe
  "C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe"
  2⤵
  PID:2192
- C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe
  "C:\Users\Admin\AppData\Local\Temp\c2724b5bece3913584ce76a11e2b6414.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1000

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1000-140-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1000-141-0x0000000001800000-0x0000000001B4A000-memory.dmp

Filesize
3.3MB

Download
memory/2264-132-0x0000000000950000-0x0000000000A38000-memory.dmp

Filesize
928KB

Download
memory/2264-133-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/2264-134-0x0000000005440000-0x00000000054D2000-memory.dmp

Filesize
584KB

Download
memory/2264-135-0x00000000053F0000-0x00000000053FA000-memory.dmp

Filesize
40KB

Download
memory/2264-136-0x0000000008B80000-0x0000000008C1C000-memory.dmp

Filesize
624KB

Download
memory/2264-137-0x0000000008AE0000-0x0000000008B46000-memory.dmp

Filesize
408KB

Download