formbook | 3584181ba3277afac8408bf0bfce40dc783cb4f0e53ffcb1969a7ce8ec64376b

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe
Size

665KB
MD5

ab63451afa0cfcaba8e5b555a3c00a3c
SHA1

d1f2b048c4b3cf31cf1e99c9d531109c33eab939
SHA256

abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2
SHA512

5d4e946e9b9b302af655c27e67a98bac6cf7184c1df974fdd2158a1ad46ba04818aea26419d8e6b6ab51de7944a9144cd68f16aeb7cc964c96cbc50d86f45fbd
SSDEEP

12288:Rt1mtiK5oBhiSXXRreHiKpQNyKTG1yPr4ZYPZ9RVATn2F/n4EsZ1XEnPHfOq:z1+FoB4SRolQXKYPr1fRTF/PmGP

Score

10^/10

formbook s3dy discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s3dy

Decoy

ravlygte.info

marketnewsville.online

flooring-envy.com

flavourhouston.com

donghohanghieunam.com

globleitsolutions.com

digitalgraphicarts.com

cupidbeautybar.com

cannavybes.com

negative-dsp.com

littledali.com

meltwatersoftware.info

blackdogland.com

danasales.com

mississippiscorecard.com

mainesmoker.com

sirenxinlilzixun.com

tychehang.com

gentciu.com

weckloltd.com

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/2236-12-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1300 set thread context of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91

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	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2236	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe
2236	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91
PID 1300 wrote to memory of 2236	1300	abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe	91

C:\Users\Admin\AppData\Local\Temp\abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe
"C:\Users\Admin\AppData\Local\Temp\abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\Temp\abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe
  "C:\Users\Admin\AppData\Local\Temp\abc5f0bba372268d0f2bf14855e720c4bae3e865a23ef46a8f9adb31ed9934c2.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2236

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

Loading Replay Monitor...

Downloads

memory/1300-6-0x0000000004F60000-0x0000000004FFC000-memory.dmp

Filesize
624KB

Download
memory/1300-8-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1300-2-0x0000000005100000-0x00000000056A4000-memory.dmp

Filesize
5.6MB

Download
memory/1300-3-0x0000000004C30000-0x0000000004CC2000-memory.dmp

Filesize
584KB

Download
memory/1300-4-0x0000000004C20000-0x0000000004C2A000-memory.dmp

Filesize
40KB

Download
memory/1300-5-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/1300-1-0x0000000000170000-0x000000000021C000-memory.dmp

Filesize
688KB

Download
memory/1300-7-0x0000000004E70000-0x0000000004E92000-memory.dmp

Filesize
136KB

Download
memory/1300-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/1300-9-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/1300-10-0x0000000005C20000-0x0000000005C9E000-memory.dmp

Filesize
504KB

Download
memory/1300-11-0x0000000005CA0000-0x0000000005CEA000-memory.dmp

Filesize
296KB

Download
memory/1300-14-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2236-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2236-15-0x0000000001640000-0x000000000198A000-memory.dmp

Filesize
3.3MB

Download