formbook | 4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f

General

Target

4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
Size

586KB
MD5

01c879fb6063308d10f1958803f5633b
SHA1

691d2833dcc4a2a1f2e8f746f3f9bb5ceaf8cf33
SHA256

4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f
SHA512

f1fb9fef3108c04fa893111da8c4e52b893a22ddc4cc18f135774c04fe6f0b90e52a87fe251fe0d2f93df9a508dd4f1bdc687dbbe67103a919675cd87bd074de
SSDEEP

12288:U0nsD80+C/vmwf3PR7alWqgvZSmFiG92PfVGDr5Oi:3nR4/Zf57al1g192gDr5O

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 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2624-12-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exe

pid process

2868 powershell.exe

pid	process
2868	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe

description	pid	process	target process
PID 2100 set thread context of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2792 2624 WerFault.exe 4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe

pid	pid_target	process	target process
2792	2624	WerFault.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe

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

Processes:

4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exepowershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2868 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2868 powershell.exe

pid	process
2868	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2868	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe

description	pid	process	target process
PID 2100 wrote to memory of 2868	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	powershell.exe
PID 2100 wrote to memory of 2868	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	powershell.exe
PID 2100 wrote to memory of 2868	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	powershell.exe
PID 2100 wrote to memory of 2868	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	powershell.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2100 wrote to memory of 2624	2100	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
PID 2624 wrote to memory of 2792	2624	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	WerFault.exe
PID 2624 wrote to memory of 2792	2624	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	WerFault.exe
PID 2624 wrote to memory of 2792	2624	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	WerFault.exe
PID 2624 wrote to memory of 2792	2624	4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
"C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- 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\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2868
- C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe
  "C:\Users\Admin\AppData\Local\Temp\4a78c8f9b9321dd93c0e1c9e325271c434aa194d67e9d63b73c66c054d44049f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2624 -s 36
    3⤵
    - Program crash
    PID:2792

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

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Downloads

memory/2100-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x0000000000F50000-0x0000000000FE8000-memory.dmp

Filesize
608KB

Download
memory/2100-2-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-3-0x0000000000590000-0x00000000005A2000-memory.dmp

Filesize
72KB

Download
memory/2100-4-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-6-0x0000000005190000-0x0000000005208000-memory.dmp

Filesize
480KB

Download
memory/2100-13-0x0000000074E90000-0x000000007557E000-memory.dmp

Filesize
6.9MB

Download
memory/2624-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2624-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2624-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2624-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads