formbook | a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069

General

Target

a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe
Size

621KB
MD5

b631685c5ef9ee26ded25c76ab3eda27
SHA1

03696b36c4838440cf8def9687117745c9edbd19
SHA256

a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069
SHA512

62fe2308ad1490495ec283027e2f07c7d5179ba9a327791de0b98a5f29db4ea3c721d3866674cedcb4033153ff5515d7f5bdc17d547191519dba70cd1c483134
SSDEEP

12288:tLczRLw1+27aPipUXT8eseyW2dv1WlYpXJk1jJT8CWqpqJ4uSYGExH0z:dctLw1+AaPOUXIjew1Umsj+0q2

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

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

resource	yara_rule
behavioral1/memory/2908-11-0x0000000000400000-0x000000000042F000-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

pid	Process
1004	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2452 set thread context of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33

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 2 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	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2908	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe
1004	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1004	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 1004	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	31
PID 2452 wrote to memory of 1004	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	31
PID 2452 wrote to memory of 1004	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	31
PID 2452 wrote to memory of 1004	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	31
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33
PID 2452 wrote to memory of 2908	2452	a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe	33

C:\Users\Admin\AppData\Local\Temp\a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe
"C:\Users\Admin\AppData\Local\Temp\a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- 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\a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1004
- C:\Users\Admin\AppData\Local\Temp\a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe
  "C:\Users\Admin\AppData\Local\Temp\a6d2a47171f9630a8db62eb4001e196dfbad94cf40638e108cc649883d1bc069.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2908

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/2452-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/2452-1-0x00000000000D0000-0x0000000000170000-memory.dmp

Filesize
640KB

Download
memory/2452-2-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-3-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-4-0x0000000000560000-0x0000000000572000-memory.dmp

Filesize
72KB

Download
memory/2452-5-0x0000000004780000-0x00000000047F6000-memory.dmp

Filesize
472KB

Download
memory/2452-12-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2908-13-0x0000000000A60000-0x0000000000D63000-memory.dmp

Filesize
3.0MB

Download
memory/2908-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2908-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2908-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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