formbook | 5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e

General

Target

Ödeme.exe
Size

603KB
MD5

dd1fe024a94e2a33b1faa7b03d1c1988
SHA1

315a3c3daf9da89cc8993c85302d0d284f1503ea
SHA256

5181d780e379847bccf22e5cc55b1bdef5c390b78812fb555fb68f042400fd3e
SHA512

185818b975ca406fb9b73f097fbdfd67ee5293f31174a18de22a55310c2f87323d9c2c168651d6fb3169e7587c126b999b8b556a211d56ffef7e52b48ab929ae
SSDEEP

12288:YMyCmE+jjMD0fp77MHyT+XnI2aOkqQr8XSqN714ITNV1oDJIxU:YMyPjMIfxMkgI/1qW8DvBoDmx

Score

10^/10

formbook m17o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m17o

Decoy

kzqh72.top

arket-obybqq.xyz

afechoice.click

ote-knplpa.xyz

aqgpie.xyz

orker-ornp.xyz

he-beds321.today

ut-nlvv.xyz

31231827.xyz

milymariephotography.net

wquqo.click

veu-where.xyz

mjcpo-pick.xyz

yself-lpnbdl.xyz

austoowagosha.net

ive-wgag.xyz

lay-drift-palace.xyz

old-vubgv.xyz

ideo-shooting-courses.today

ntendsisaiasjazmin.shop

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2728-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2728-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2776-24-0x00000000000F0000-0x000000000011F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2796	powershell.exe

Deletes itself 1 IoCs

pid	Process
2336	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2256 set thread context of 2728	2256	Ödeme.exe	33
PID 2728 set thread context of 1232	2728	Ödeme.exe	21
PID 2776 set thread context of 1232	2776	cmstp.exe	21

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 4 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	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ödeme.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2256	Ödeme.exe
2256	Ödeme.exe
2728	Ödeme.exe
2728	Ödeme.exe
2796	powershell.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe
2776	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2728	Ödeme.exe
2728	Ödeme.exe
2728	Ödeme.exe
2776	cmstp.exe
2776	cmstp.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2256	Ödeme.exe
Token: SeDebugPrivilege	2728	Ödeme.exe
Token: SeDebugPrivilege	2796	powershell.exe
Token: SeDebugPrivilege	2776	cmstp.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2796	2256	Ödeme.exe	30
PID 2256 wrote to memory of 2796	2256	Ödeme.exe	30
PID 2256 wrote to memory of 2796	2256	Ödeme.exe	30
PID 2256 wrote to memory of 2796	2256	Ödeme.exe	30
PID 2256 wrote to memory of 2824	2256	Ödeme.exe	32
PID 2256 wrote to memory of 2824	2256	Ödeme.exe	32
PID 2256 wrote to memory of 2824	2256	Ödeme.exe	32
PID 2256 wrote to memory of 2824	2256	Ödeme.exe	32
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 2256 wrote to memory of 2728	2256	Ödeme.exe	33
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 1232 wrote to memory of 2776	1232	Explorer.EXE	34
PID 2776 wrote to memory of 2336	2776	cmstp.exe	35
PID 2776 wrote to memory of 2336	2776	cmstp.exe	35
PID 2776 wrote to memory of 2336	2776	cmstp.exe	35
PID 2776 wrote to memory of 2336	2776	cmstp.exe	35

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\Ödeme.exe
  "C:\Users\Admin\AppData\Local\Temp\Ödeme.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Ödeme.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- - C:\Users\Admin\AppData\Local\Temp\Ödeme.exe
    "C:\Users\Admin\AppData\Local\Temp\Ödeme.exe"
    3⤵
    PID:2824
- - C:\Users\Admin\AppData\Local\Temp\Ödeme.exe
    "C:\Users\Admin\AppData\Local\Temp\Ödeme.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2728
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.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:2776
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Ödeme.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1232-21-0x00000000051F0000-0x00000000052EC000-memory.dmp

Filesize
1008KB

Download
memory/1232-26-0x00000000051F0000-0x00000000052EC000-memory.dmp

Filesize
1008KB

Download
memory/2256-1-0x0000000000C00000-0x0000000000C9C000-memory.dmp

Filesize
624KB

Download
memory/2256-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2256-3-0x0000000000550000-0x0000000000562000-memory.dmp

Filesize
72KB

Download
memory/2256-4-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2256-5-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2256-6-0x0000000004BF0000-0x0000000004C6A000-memory.dmp

Filesize
488KB

Download
memory/2256-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2256-22-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-15-0x0000000000CA0000-0x0000000000FA3000-memory.dmp

Filesize
3.0MB

Download
memory/2728-18-0x0000000000140000-0x0000000000155000-memory.dmp

Filesize
84KB

Download
memory/2728-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2728-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2776-23-0x0000000000F30000-0x0000000000F48000-memory.dmp

Filesize
96KB

Download
memory/2776-24-0x00000000000F0000-0x000000000011F000-memory.dmp

Filesize
188KB

Download

Analysis

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