formbook | d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86

General

Target

d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
Size

622KB
MD5

23b359fd43f7e0a663007671601efa72
SHA1

7e848ca75edc87be39185399fc6888cacbb94fc4
SHA256

d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86
SHA512

51bfd603ad20235cd9faad812915f028d21c164a64d7e535b4663ea2eb52324350585ce52604387bc489590128621d918464ca28c203b9aae89f764bc70d7820
SSDEEP

12288:NiuaKWgPg9M4AzmHJoQNo9hP+RRsf9uL1tEEE8TRAmxH:0ngo9M4AqA9h2RRQ23PnTRAm

Score

10^/10

formbook v15n discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

v15n

Decoy

dyahwoahjuk.store

toysstorm.com

y7rak9.com

2222233p6.shop

betbox2341.com

visualvarta.com

nijssenadventures.com

main-12.site

leng4d.net

kurainu.xyz

hatesa.xyz

culturamosaica.com

supermallify.store

gigboard.app

rxforgive.com

ameliestones.com

kapalwin.live

tier.credit

sobol-ksa.com

faredeal.online

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
behavioral1/memory/2832-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2644 set thread context of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31

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	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
2832	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2808	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	30
PID 2644 wrote to memory of 2808	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	30
PID 2644 wrote to memory of 2808	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	30
PID 2644 wrote to memory of 2808	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	30
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31
PID 2644 wrote to memory of 2832	2644	d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe	31

C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
"C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
  "C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe"
  2⤵
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe
  "C:\Users\Admin\AppData\Local\Temp\d2b2b2ae2cf256bec969052f108726d12ce6f84a2ca91f4baf4683a5bb331c86.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2644-6-0x00000000004C0000-0x00000000004CE000-memory.dmp

Filesize
56KB

Download
memory/2644-0-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/2644-3-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-2-0x00000000003D0000-0x00000000003EA000-memory.dmp

Filesize
104KB

Download
memory/2644-4-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/2644-5-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-1-0x0000000000E60000-0x0000000000F02000-memory.dmp

Filesize
648KB

Download
memory/2644-7-0x0000000000C80000-0x0000000000CF6000-memory.dmp

Filesize
472KB

Download
memory/2644-13-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2832-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-14-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download

Analysis

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