formbook | a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a

Analysis

max time kernel
92s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 02:14

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General

Target

a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe
Size

653KB
MD5

8691b9bda57b18592afe76b9a8265ad3
SHA1

51c0b367762361da72cc2b36d317b188c9a51b59
SHA256

a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a
SHA512

56d80eae6b52800ebde89e6aecc2f40050dbabb82d65158f2a934bcfdc897f936f3293a557de689ce56a7223337ffa6d1b2bcee15af081c7203142d7e28563f6
SSDEEP

12288:QI2iNeSY+aZrwrhWAqSruftYXDEt+FL+rXu8gLvCN2avJ5S:T14/4rhWAqSruftWFK9gLvCRR5

Score

10^/10

formbook de94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

de94

Decoy

way2future.net

worldnewsdailys.online

rendamaisbr.com

s485.icu

vcxwpo.xyz

imagivilleartists.com

herbatyorganics.com

xn--80ado1abokv5d.xn--p1acf

invigoratewell.com

especialistaleitura.online

pkrstg.com

performacaretechnical.com

dreamgame55.net

hkitgugx.xyz

istanlikbilgiler.click

slotter99j.vip

exploringtheoutdoors.net

triberoots.com

energiaslotsbet.com

dkforcm.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/1360-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2216 set thread context of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.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	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1360	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe
1360	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86
PID 2216 wrote to memory of 1360	2216	a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe	86

C:\Users\Admin\AppData\Local\Temp\a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe
"C:\Users\Admin\AppData\Local\Temp\a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe
  "C:\Users\Admin\AppData\Local\Temp\a8af52f378b0d8cc71513411d4af5c383147c03064981084c63125b3f57b7f6a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1360

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

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Downloads

memory/1360-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1360-14-0x00000000015D0000-0x000000000191A000-memory.dmp

Filesize
3.3MB

Download
memory/2216-6-0x0000000005F80000-0x0000000005F92000-memory.dmp

Filesize
72KB

Download
memory/2216-3-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/2216-4-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/2216-5-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2216-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/2216-7-0x0000000005FC0000-0x0000000005FCA000-memory.dmp

Filesize
40KB

Download
memory/2216-8-0x0000000005FD0000-0x0000000005FDE000-memory.dmp

Filesize
56KB

Download
memory/2216-9-0x0000000005FF0000-0x0000000006066000-memory.dmp

Filesize
472KB

Download
memory/2216-10-0x00000000087B0000-0x000000000884C000-memory.dmp

Filesize
624KB

Download
memory/2216-2-0x00000000052D0000-0x0000000005874000-memory.dmp

Filesize
5.6MB

Download
memory/2216-13-0x0000000074D60000-0x0000000075510000-memory.dmp

Filesize
7.7MB

Download
memory/2216-1-0x00000000002E0000-0x000000000038A000-memory.dmp

Filesize
680KB

Download