formbook | 8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-10-2024 12:13

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General

Target

8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
Size

710KB
MD5

19a43363822338c4a87fd7403c43fed4
SHA1

3ba5b289d064adfcb73e92c1444e7b60b7929fa0
SHA256

8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451
SHA512

52a2bfa22e93cc0daee661bc7d6eaf6617ba6da71588a51c163c01703d43aeb4f638d7e986acfcb06d160572af16c7dcd7c4003a8ef2482c3a77cc1a6802a63e
SSDEEP

12288:d11cKNr+u995CVlp1zO0G2EqloCUegenGTGFN1HXPZZFys1aygQGJ:9bCuXiLzO0jloCmeGSFN13PdaQ

Score

10^/10

formbook cr12 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cr12

Decoy

nff1291.com

satyainfra.com

hechiceradeamores.com

jfgminimalist.com

qut68q.com

pedandmore.com

sugardefender24-usa.us

somalse.com

lotusluxecandle.com

certificadobassetpro.com

veryaroma.com

thehistoryofindia.in

33155.cc

terastudy.net

84031.vip

heilsambegegnen.com

horizon-rg.info

junongpei.website

winstons.club

henslotalt.us

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/3860-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1224 set thread context of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86

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	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3860	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
3860	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86
PID 1224 wrote to memory of 3860	1224	8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe	86

C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
"C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe
  "C:\Users\Admin\AppData\Local\Temp\8b24936157cae59842c62804dd53988ac0e13a8ae3d1b7ba9500942a608fb451.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3860

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/1224-8-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/1224-4-0x00000000056A0000-0x00000000059F4000-memory.dmp

Filesize
3.3MB

Download
memory/1224-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

Filesize
4KB

Download
memory/1224-3-0x00000000054F0000-0x0000000005582000-memory.dmp

Filesize
584KB

Download
memory/1224-9-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1224-5-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/1224-6-0x0000000005A10000-0x0000000005A1A000-memory.dmp

Filesize
40KB

Download
memory/1224-11-0x0000000006FE0000-0x0000000006FF0000-memory.dmp

Filesize
64KB

Download
memory/1224-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/1224-1-0x0000000000A60000-0x0000000000B16000-memory.dmp

Filesize
728KB

Download
memory/1224-7-0x0000000006190000-0x00000000061A6000-memory.dmp

Filesize
88KB

Download
memory/1224-10-0x0000000006FD0000-0x0000000006FDE000-memory.dmp

Filesize
56KB

Download
memory/1224-12-0x0000000007010000-0x0000000007086000-memory.dmp

Filesize
472KB

Download
memory/1224-13-0x00000000097C0000-0x000000000985C000-memory.dmp

Filesize
624KB

Download
memory/1224-16-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/3860-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3860-17-0x00000000019B0000-0x0000000001CFA000-memory.dmp

Filesize
3.3MB

Download