formbook | 833c675b6b2cfb047c0afc0cca8707cf4631776822e58089fffa24fbc53374ec

General

Target

4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
Size

539KB
MD5

9bbdfbdfbfc6807ee9bae456d17987c6
SHA1

23bd49f1432429fe862075af73af430d355b881b
SHA256

4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6
SHA512

b6b69f44c9c110de07056babd9b897b0eb97e97d536fc2ce784a61db0f793c514354b5b521b2062582f4f5fd25f49da7adf9ce2b6d297a0ec2de23d094443498
SSDEEP

6144:YriM0yt1y1zw4Mt+KGqOY1Ks7nqOI38wWq/7PkI3mzXnqMMmiXmhDkZPAoYUl:3Mkzc0B1Y17nz083q/DkImn/pDkZodU

Score

10^/10

formbook g8ni discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

g8ni

Decoy

nickmowat.com

garethjame.biz

colibrilift.com

vulnerabilitylabs.one

neuro-ai-web-ru.website

16mcnaestreetmooneeponds.com

bestofstmaarten.net

meditelier.com

ragnarduke.com

escueladecampo.com

vongtayvn.com

inmemoriamaan.com

yourpeoplemanager.com

r6-gytr.com

agreeablebeauty.com

snpconfirms.com

tribalurq.quest

purafuse.com

cisco-training-course.com

wery.top

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/3648-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2888 set thread context of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
408	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
3648	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
3648	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 408	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	97
PID 2888 wrote to memory of 408	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	97
PID 2888 wrote to memory of 408	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	97
PID 2888 wrote to memory of 2276	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	99
PID 2888 wrote to memory of 2276	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	99
PID 2888 wrote to memory of 2276	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	99
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100
PID 2888 wrote to memory of 3648	2888	4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe	100

C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
"C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zeVezGXu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp55EB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:408
- C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
  "C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe"
  2⤵
  PID:2276
- C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe
  "C:\Users\Admin\AppData\Local\Temp\4518e39cae8a580d388d0a729d38235d6324d4db1c596ad3db06d661131924b6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2888-6-0x0000000005670000-0x000000000567E000-memory.dmp

Filesize
56KB

Download
memory/2888-8-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/2888-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/2888-3-0x0000000005330000-0x00000000053C2000-memory.dmp

Filesize
584KB

Download
memory/2888-4-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/2888-5-0x00000000053F0000-0x00000000053FA000-memory.dmp

Filesize
40KB

Download
memory/2888-1-0x00000000008D0000-0x000000000095E000-memory.dmp

Filesize
568KB

Download
memory/2888-7-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2888-0-0x00000000744CE000-0x00000000744CF000-memory.dmp

Filesize
4KB

Download
memory/2888-9-0x0000000007F50000-0x0000000007FEC000-memory.dmp

Filesize
624KB

Download
memory/2888-10-0x0000000007FF0000-0x0000000008048000-memory.dmp

Filesize
352KB

Download
memory/2888-18-0x00000000744C0000-0x0000000074C70000-memory.dmp

Filesize
7.7MB

Download
memory/3648-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3648-19-0x00000000010B0000-0x00000000013FA000-memory.dmp

Filesize
3.3MB

Download
memory/3648-20-0x00000000010B0000-0x00000000013FA000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads