formbook | a5a3067e6a3c4e957152655df5c68ce4db77f8308feff43c53e7535031033be5

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 19:24

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General

Target

mQY9ka5sW6hv2Ri.exe
Size

584KB
MD5

e97620420d37596704d9f4fa70303453
SHA1

533b98b289ba07c446f8350950fdbee2ab39dcf2
SHA256

a5a3067e6a3c4e957152655df5c68ce4db77f8308feff43c53e7535031033be5
SHA512

a5ee774c492216568a9c16768cf83188cc261e1f4888cbe4aff9717bc13bccade2594ffe04bac35367213e8b3288e2671841320d529aa5f5a168e1756c6c7ed3
SSDEEP

12288:wanv6lRPM97SMRgqbFwWAEY/Z1NJQtUa2e0szSoMXGjxbFtACUYsOl7n9W1ei:5IRombqbFwWrYn7Q32e0GSUptACOOBn9

Score

10^/10

formbook dy13 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dy13

Decoy

manga-house.com

kjsdhklssk51.xyz

b0ba138.xyz

bt365033.com

ccbsinc.net

mrwine.xyz

nrxkrd527o.xyz

hoshi.social

1912ai.com

serco2020.com

byfchfyr.xyz

imuschestvostorgov.online

austinheafey.com

mrdfa.club

883106.photos

profitablefxmarkets.com

taini00.net

brye.top

ginsm.com

sportglid.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/780-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/780-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5092-20-0x0000000000ED0000-0x0000000000EFF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4444 set thread context of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 780 set thread context of 3544	780	mQY9ka5sW6hv2Ri.exe	56
PID 5092 set thread context of 3544	5092	cscript.exe	56

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
780	mQY9ka5sW6hv2Ri.exe
780	mQY9ka5sW6hv2Ri.exe
780	mQY9ka5sW6hv2Ri.exe
780	mQY9ka5sW6hv2Ri.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe
5092	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
780	mQY9ka5sW6hv2Ri.exe
780	mQY9ka5sW6hv2Ri.exe
780	mQY9ka5sW6hv2Ri.exe
5092	cscript.exe
5092	cscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	780	mQY9ka5sW6hv2Ri.exe
Token: SeDebugPrivilege	5092	cscript.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3544	Explorer.EXE
3544	Explorer.EXE
3544	Explorer.EXE

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3544	Explorer.EXE
3544	Explorer.EXE
3544	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 4444 wrote to memory of 780	4444	mQY9ka5sW6hv2Ri.exe	81
PID 3544 wrote to memory of 5092	3544	Explorer.EXE	82
PID 3544 wrote to memory of 5092	3544	Explorer.EXE	82
PID 3544 wrote to memory of 5092	3544	Explorer.EXE	82
PID 5092 wrote to memory of 216	5092	cscript.exe	83
PID 5092 wrote to memory of 216	5092	cscript.exe	83
PID 5092 wrote to memory of 216	5092	cscript.exe	83

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe
  "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4444
- - C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe
    "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:780
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5092
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\mQY9ka5sW6hv2Ri.exe"
    3⤵
    PID:216

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/780-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/780-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/780-16-0x00000000013B0000-0x00000000013C5000-memory.dmp

Filesize
84KB

Download
memory/780-13-0x00000000013D0000-0x000000000171A000-memory.dmp

Filesize
3.3MB

Download
memory/3544-17-0x0000000009270000-0x000000000938F000-memory.dmp

Filesize
1.1MB

Download
memory/3544-22-0x0000000009270000-0x000000000938F000-memory.dmp

Filesize
1.1MB

Download
memory/3544-31-0x0000000008E90000-0x0000000008F34000-memory.dmp

Filesize
656KB

Download
memory/3544-28-0x0000000008E90000-0x0000000008F34000-memory.dmp

Filesize
656KB

Download
memory/3544-27-0x0000000008E90000-0x0000000008F34000-memory.dmp

Filesize
656KB

Download
memory/4444-2-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/4444-9-0x0000000008C20000-0x0000000008CBC000-memory.dmp

Filesize
624KB

Download
memory/4444-12-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/4444-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp

Filesize
584KB

Download
memory/4444-5-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/4444-1-0x0000000000120000-0x00000000001B6000-memory.dmp

Filesize
600KB

Download
memory/4444-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/4444-6-0x0000000006530000-0x0000000006540000-memory.dmp

Filesize
64KB

Download
memory/4444-7-0x0000000006550000-0x000000000655C000-memory.dmp

Filesize
48KB

Download
memory/4444-8-0x0000000006580000-0x00000000065F6000-memory.dmp

Filesize
472KB

Download
memory/4444-4-0x0000000004C40000-0x0000000004C4A000-memory.dmp

Filesize
40KB

Download
memory/5092-20-0x0000000000ED0000-0x0000000000EFF000-memory.dmp

Filesize
188KB

Download
memory/5092-18-0x0000000000FC0000-0x0000000000FE7000-memory.dmp

Filesize
156KB

Download
memory/5092-19-0x0000000000FC0000-0x0000000000FE7000-memory.dmp

Filesize
156KB

Download