formbook | 6b73ab2cf730e26c8609e57d23e09260d6c74db84f29ae6f786129f7a3b6512b

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
19-09-2023 10:08

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General

Target

493562fc3240d634f797be4a433d72c7.exe
Size

710KB
MD5

493562fc3240d634f797be4a433d72c7
SHA1

92569595aa0a20d9937bd03525a756dd35059d3b
SHA256

6b73ab2cf730e26c8609e57d23e09260d6c74db84f29ae6f786129f7a3b6512b
SHA512

70eb16d06d38d80cc4513962f6fbdeda54e6ec2bc30caa9fb112d3cd355b12c088426c823d3d4a3e315209b3fc908c0339e9cdc8de99462e87eba311f4801a75
SSDEEP

12288:406gna2iNP1UIkvEbtOgVt3KB6bxxXRZEG/p8fD5mcjtqlg6utz5l96OXaq:XTa1F14ot1aIxxAop+mc0g6MNa

Score

10^/10

formbook ro12 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ro12

Decoy

start399.com

decyfincoin.com

binguozhijiaok.com

one45.vip

55dy5s.top

regmt.pro

2ahxgaafifl.com

xn--6rtp2flvfc2h.com

justinmburns.com

los3.online

fleshaaikensdivinegiven7llc.com

servicedelv.services

apexcaryhomesforsale.com

shuraop.xyz

sagetotal.com

gratitude-et-compagnie.com

riderarea.com

digitalserviceact.online

contentbyc.com

agenda-digital-planner.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
behavioral1/memory/2804-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1712 set thread context of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
1712	493562fc3240d634f797be4a433d72c7.exe
2804	493562fc3240d634f797be4a433d72c7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1712	493562fc3240d634f797be4a433d72c7.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30
PID 1712 wrote to memory of 2804	1712	493562fc3240d634f797be4a433d72c7.exe	30

C:\Users\Admin\AppData\Local\Temp\493562fc3240d634f797be4a433d72c7.exe
"C:\Users\Admin\AppData\Local\Temp\493562fc3240d634f797be4a433d72c7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Users\Admin\AppData\Local\Temp\493562fc3240d634f797be4a433d72c7.exe
  "C:\Users\Admin\AppData\Local\Temp\493562fc3240d634f797be4a433d72c7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2804

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1712-6-0x0000000000540000-0x000000000054A000-memory.dmp

Filesize
40KB

Download
memory/1712-0-0x0000000000060000-0x0000000000118000-memory.dmp

Filesize
736KB

Download
memory/1712-2-0x0000000004EC0000-0x0000000004F00000-memory.dmp

Filesize
256KB

Download
memory/1712-3-0x0000000000720000-0x0000000000738000-memory.dmp

Filesize
96KB

Download
memory/1712-4-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/1712-5-0x0000000004EC0000-0x0000000004F00000-memory.dmp

Filesize
256KB

Download
memory/1712-1-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/1712-7-0x0000000005F50000-0x0000000005FBE000-memory.dmp

Filesize
440KB

Download
memory/1712-13-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Filesize
6.9MB

Download
memory/2804-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2804-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-14-0x0000000000A40000-0x0000000000D43000-memory.dmp

Filesize
3.0MB

Download