formbook | f1b8fc3f682366d92c9e28463c7ff61680deda3af51956b72aa37b3fc32ca831

General

Target

b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
Size

601KB
MD5

81326fb3d6db7adb4938d0ea495a7d8e
SHA1

496e10908df973637f53be3556843a9264b55337
SHA256

b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b
SHA512

df895d329084c8e6761c59c6f1cb7b9e78072f74adf610c2f6484025ab2c9c609a627cf0c4230cc46a0ceeb6285ef80a474381a851172f5de7ef0da09474e255
SSDEEP

12288:0HeIbw8eGGmtiK5oqYYyFFgGpkvRuMZMbNTV8RMZaUUn26Xl:qBbw8eGG+FoqYYyFFr+vRuUMbNJ8RMK7

Score

10^/10

formbook dn7r discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

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/3628-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1016 set thread context of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92

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	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
3628	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
3628	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 2980	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	91
PID 1016 wrote to memory of 2980	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	91
PID 1016 wrote to memory of 2980	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	91
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92
PID 1016 wrote to memory of 3628	1016	b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe	92

C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
"C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
  "C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe"
  2⤵
  PID:2980
- C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe
  "C:\Users\Admin\AppData\Local\Temp\b09dd6b473d43843832e73642098fca7b9651aa0160046d332fc7d04878c6d6b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3628

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/1016-6-0x00000000057A0000-0x00000000057C2000-memory.dmp

Filesize
136KB

Download
memory/1016-8-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

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memory/1016-2-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

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memory/1016-3-0x00000000055F0000-0x0000000005682000-memory.dmp

Filesize
584KB

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memory/1016-4-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/1016-5-0x00000000056B0000-0x00000000056BA000-memory.dmp

Filesize
40KB

Download
memory/1016-1-0x0000000000B80000-0x0000000000C1C000-memory.dmp

Filesize
624KB

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memory/1016-7-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/1016-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/1016-9-0x0000000007020000-0x00000000070BC000-memory.dmp

Filesize
624KB

Download
memory/1016-10-0x0000000007180000-0x00000000071E8000-memory.dmp

Filesize
416KB

Download
memory/1016-11-0x00000000071F0000-0x0000000007226000-memory.dmp

Filesize
216KB

Download
memory/1016-14-0x0000000074DE0000-0x0000000075590000-memory.dmp

Filesize
7.7MB

Download
memory/3628-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3628-15-0x00000000014E0000-0x000000000182A000-memory.dmp

Filesize
3.3MB

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Analysis

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