formbook | 6da0378311f05a53bd0aeebca11b78bb6a2effbf2f8a24c2b03fc72c978c0791

Analysis

max time kernel
299s
max time network
301s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 07:53

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General

Target

ORDER_1105-19-24-3537.pdf.exe
Size

1.1MB
MD5

e1f17be548b37efc77198e39fa5edcac
SHA1

8c735e99a902c7c8cb5d387b17f40cae08eabe61
SHA256

e0374712b7f2b3605536f4b48018ed3bf0b54c04d9758988b261aad23a755a44
SHA512

888110656bff78c283c13bd68373dd39966ddc26e589a988b1c8edb5312fc7e9848ddf7f9cfa84b5438563b8316f896031795d5330aa62244277566009e07e32
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCBAPFfCxwaHvhwb+/RWSWdFc2lIi2x:7JZoQrbTFZY1iaC8o6b2IILJ

Score

10^/10

formbook rn94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

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/5012-3-0x0000000000680000-0x00000000006AF000-memory.dmp	formbook
behavioral2/memory/5012-7-0x0000000000680000-0x00000000006AF000-memory.dmp	formbook
behavioral2/memory/3544-12-0x0000000000740000-0x000000000076F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3168 set thread context of 5012	3168	ORDER_1105-19-24-3537.pdf.exe	83
PID 5012 set thread context of 3452	5012	svchost.exe	56
PID 3544 set thread context of 3452	3544	ipconfig.exe	56

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	ORDER_1105-19-24-3537.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3544	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5012	svchost.exe
5012	svchost.exe
5012	svchost.exe
5012	svchost.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe
3544	ipconfig.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3168	ORDER_1105-19-24-3537.pdf.exe
3168	ORDER_1105-19-24-3537.pdf.exe
5012	svchost.exe
5012	svchost.exe
5012	svchost.exe
3544	ipconfig.exe
3544	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5012	svchost.exe
Token: SeDebugPrivilege	3544	ipconfig.exe
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3168	ORDER_1105-19-24-3537.pdf.exe
3168	ORDER_1105-19-24-3537.pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3168	ORDER_1105-19-24-3537.pdf.exe
3168	ORDER_1105-19-24-3537.pdf.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3168 wrote to memory of 5012	3168	ORDER_1105-19-24-3537.pdf.exe	83
PID 3168 wrote to memory of 5012	3168	ORDER_1105-19-24-3537.pdf.exe	83
PID 3168 wrote to memory of 5012	3168	ORDER_1105-19-24-3537.pdf.exe	83
PID 3168 wrote to memory of 5012	3168	ORDER_1105-19-24-3537.pdf.exe	83
PID 3452 wrote to memory of 3544	3452	Explorer.EXE	84
PID 3452 wrote to memory of 3544	3452	Explorer.EXE	84
PID 3452 wrote to memory of 3544	3452	Explorer.EXE	84
PID 3544 wrote to memory of 5080	3544	ipconfig.exe	85
PID 3544 wrote to memory of 5080	3544	ipconfig.exe	85
PID 3544 wrote to memory of 5080	3544	ipconfig.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3168
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\ORDER_1105-19-24-3537.pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5012
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3544
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3168-2-0x0000000003C60000-0x0000000003E60000-memory.dmp

Filesize
2.0MB

Download
memory/3452-20-0x0000000002DB0000-0x0000000002EDE000-memory.dmp

Filesize
1.2MB

Download
memory/3452-18-0x0000000002DB0000-0x0000000002EDE000-memory.dmp

Filesize
1.2MB

Download
memory/3452-17-0x0000000002DB0000-0x0000000002EDE000-memory.dmp

Filesize
1.2MB

Download
memory/3452-13-0x00000000087E0000-0x0000000008970000-memory.dmp

Filesize
1.6MB

Download
memory/3452-9-0x00000000087E0000-0x0000000008970000-memory.dmp

Filesize
1.6MB

Download
memory/3544-10-0x0000000000D50000-0x0000000000D5B000-memory.dmp

Filesize
44KB

Download
memory/3544-11-0x0000000000D50000-0x0000000000D5B000-memory.dmp

Filesize
44KB

Download
memory/3544-12-0x0000000000740000-0x000000000076F000-memory.dmp

Filesize
188KB

Download
memory/5012-8-0x0000000000DB0000-0x0000000000DC5000-memory.dmp

Filesize
84KB

Download
memory/5012-7-0x0000000000680000-0x00000000006AF000-memory.dmp

Filesize
188KB

Download
memory/5012-6-0x0000000001010000-0x000000000135A000-memory.dmp

Filesize
3.3MB

Download
memory/5012-3-0x0000000000680000-0x00000000006AF000-memory.dmp

Filesize
188KB

Download