formbook | 90afcb6b9e301d7081737182f7f3e3bff751ba972d161d8da5c24db1d0d36dc0

General

Target

ETOS project Specifications.exe
Size

732KB
MD5

2bf247b62106faa756c070c4e017d402
SHA1

63ac2ac4e94d66d285968035c55f02917c419744
SHA256

90afcb6b9e301d7081737182f7f3e3bff751ba972d161d8da5c24db1d0d36dc0
SHA512

be7c4f17616124423de69e3e2846ce89192c9577111a81bbd13ddccbdb3cae20fd18a92ea6984198ad4e0c3b8b287e0c6df66a99b067ff745bfe177f8d9248f3
SSDEEP

12288:MmAzQsRZDsItEVJ6AKJQ84lSt0/2V+4HPI/yCfJuZXLN1:+zQswikDD5lSt0+ZQKUJuZ7N

Score

10^/10

formbook vo84 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

vo84

Decoy

laurenciavachulova.one

sabuilders.store

masxot.xyz

matchfail.com

suararakyatnews.net

kykm.rest

richardsmartinezh.site

morehouseweneedyou.com

depressivepawnclub.xyz

yenilenme.net

allhiejralstore.com

9993808.com

sleepshastra.com

weplay-classic.com

propertyofpalestine.com

onirica.club

yohelios.com

fcorruption.com

tongdans.top

richmondmassage.store

Signatures

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

Formbook payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/1224-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1224-64-0x000000000041F090-mapping.dmp	formbook
behavioral1/memory/1224-66-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/912-74-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook
behavioral1/memory/912-78-0x0000000000090000-0x00000000000BF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
280	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1712 set thread context of 1224	1712	ETOS project Specifications.exe	27
PID 1224 set thread context of 1268	1224	ETOS project Specifications.exe	8
PID 912 set thread context of 1268	912	rundll32.exe	8

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1224	ETOS project Specifications.exe
1224	ETOS project Specifications.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe
912	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1224	ETOS project Specifications.exe
1224	ETOS project Specifications.exe
1224	ETOS project Specifications.exe
912	rundll32.exe
912	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1224	ETOS project Specifications.exe
Token: SeDebugPrivilege	912	rundll32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1712 wrote to memory of 1224	1712	ETOS project Specifications.exe	27
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 1268 wrote to memory of 912	1268	Explorer.EXE	28
PID 912 wrote to memory of 280	912	rundll32.exe	29
PID 912 wrote to memory of 280	912	rundll32.exe	29
PID 912 wrote to memory of 280	912	rundll32.exe	29
PID 912 wrote to memory of 280	912	rundll32.exe	29

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Users\Admin\AppData\Local\Temp\ETOS project Specifications.exe
  "C:\Users\Admin\AppData\Local\Temp\ETOS project Specifications.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Users\Admin\AppData\Local\Temp\ETOS project Specifications.exe
    "C:\Users\Admin\AppData\Local\Temp\ETOS project Specifications.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1224
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:912
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\ETOS project Specifications.exe"
    3⤵
    - Deletes itself
    PID:280

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/912-78-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/912-76-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/912-74-0x0000000000090000-0x00000000000BF000-memory.dmp

Filesize
188KB

Download
memory/912-75-0x00000000021C0000-0x00000000024C3000-memory.dmp

Filesize
3.0MB

Download
memory/912-73-0x00000000003A0000-0x00000000003AE000-memory.dmp

Filesize
56KB

Download
memory/1224-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1224-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1224-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1224-67-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/1224-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1224-68-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/1268-69-0x0000000004120000-0x00000000041F7000-memory.dmp

Filesize
860KB

Download
memory/1268-77-0x00000000039F0000-0x0000000003A8C000-memory.dmp

Filesize
624KB

Download
memory/1268-79-0x00000000039F0000-0x0000000003A8C000-memory.dmp

Filesize
624KB

Download
memory/1712-54-0x00000000013E0000-0x000000000149E000-memory.dmp

Filesize
760KB

Download
memory/1712-59-0x0000000000D20000-0x0000000000D54000-memory.dmp

Filesize
208KB

Download
memory/1712-58-0x0000000005320000-0x00000000053AE000-memory.dmp

Filesize
568KB

Download
memory/1712-57-0x0000000000AA0000-0x0000000000AAC000-memory.dmp

Filesize
48KB

Download
memory/1712-56-0x0000000000A90000-0x0000000000AA4000-memory.dmp

Filesize
80KB

Download
memory/1712-55-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download

Analysis

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