formbook | abb5767c20de75826628990632e63c66c1dde25258d178142cb5bba18057901b

Analysis

max time kernel
149s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 07:55

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General

Target

roominglist.exe
Size

355KB
MD5

0a13ecd06bd1e3f0eab2f9978decb649
SHA1

62a914a933c5f25d23ff72c8d1cc937d0f19c0d9
SHA256

9f22499224e80938917ef48a3e490372372395cc95a66c9c6df16b64fa384b46
SHA512

953309685fc31399d1e746033b519b6ef5ab736465043c79e390b0cef65af95c56891eb81496ca1170ba08ae30a883739cf359a2ed35e5979111f2fbf66ec414
SSDEEP

6144:zlag31vYxBBcW7stlZ5WVplicKX1w5zBy2pp7qBR4bXOaEBej/jxzQWVwueoqziD:zlaglvYxBBZ7iZkVpwX1w59BpKR46aEW

Score

10^/10

formbook mn9v discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mn9v

Decoy

whitepqags.com

jyps95.com

lkportoes.com

discotwinks.com

samgyupontheway.info

fourtimeseight.com

fossahosting.net

siakadvm.com

mywebpromotion.com

vysocky.coffee

folkloren.com

underwier.agency

moneymatric.com

romaditalialr.com

unfilteredessence.com

viktorlevi.com

curbo.info

sacrilege.church

charlenemee.com

magatv.net

Signatures

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

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/3176-3-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3176-6-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3384 set thread context of 3176	3384	roominglist.exe	84
PID 3176 set thread context of 3512	3176	roominglist.exe	56
PID 648 set thread context of 3512	648	wscript.exe	56

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3096	3384	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	roominglist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3176	roominglist.exe
3176	roominglist.exe
3176	roominglist.exe
3176	roominglist.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe
648	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3384	roominglist.exe
3176	roominglist.exe
3176	roominglist.exe
3176	roominglist.exe
648	wscript.exe
648	wscript.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	3176	roominglist.exe
Token: SeShutdownPrivilege	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE
Token: SeShutdownPrivilege	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE
Token: SeShutdownPrivilege	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE
Token: SeDebugPrivilege	648	wscript.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3384 wrote to memory of 3176	3384	roominglist.exe	84
PID 3384 wrote to memory of 3176	3384	roominglist.exe	84
PID 3384 wrote to memory of 3176	3384	roominglist.exe	84
PID 3384 wrote to memory of 3176	3384	roominglist.exe	84
PID 3512 wrote to memory of 648	3512	Explorer.EXE	88
PID 3512 wrote to memory of 648	3512	Explorer.EXE	88
PID 3512 wrote to memory of 648	3512	Explorer.EXE	88
PID 648 wrote to memory of 744	648	wscript.exe	90
PID 648 wrote to memory of 744	648	wscript.exe	90
PID 648 wrote to memory of 744	648	wscript.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Users\Admin\AppData\Local\Temp\roominglist.exe
  "C:\Users\Admin\AppData\Local\Temp\roominglist.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:3384
- - C:\Users\Admin\AppData\Local\Temp\roominglist.exe
    "C:\Users\Admin\AppData\Local\Temp\roominglist.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 348
    3⤵
    - Program crash
    PID:3096
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:648
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\roominglist.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3384 -ip 3384
1⤵
PID:4544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/648-10-0x0000000000BB0000-0x0000000000BD7000-memory.dmp

Filesize
156KB

Download
memory/648-9-0x0000000000BB0000-0x0000000000BD7000-memory.dmp

Filesize
156KB

Download
memory/3176-3-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3176-4-0x0000000001AD0000-0x0000000001E1A000-memory.dmp

Filesize
3.3MB

Download
memory/3176-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3176-7-0x0000000001630000-0x0000000001644000-memory.dmp

Filesize
80KB

Download
memory/3384-1-0x0000000000680000-0x0000000000780000-memory.dmp

Filesize
1024KB

Download
memory/3384-2-0x0000000000900000-0x0000000000902000-memory.dmp

Filesize
8KB

Download
memory/3512-8-0x00000000084D0000-0x0000000008603000-memory.dmp

Filesize
1.2MB

Download
memory/3512-11-0x00000000084D0000-0x0000000008603000-memory.dmp

Filesize
1.2MB

Download
memory/3512-14-0x0000000007570000-0x0000000007609000-memory.dmp

Filesize
612KB

Download
memory/3512-16-0x0000000007570000-0x0000000007609000-memory.dmp

Filesize
612KB

Download
memory/3512-17-0x0000000007570000-0x0000000007609000-memory.dmp

Filesize
612KB

Download