formbook | 0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325

General

Target

0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe
Size

656KB
MD5

4efaeafe642c9238304aa562c1477a26
SHA1

a646d9cd8aed904f5ad3ca1c7d8d03ac51be9e3d
SHA256

0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325
SHA512

42c493ffc6ab03eed0d4f330bc7a544f07039816dcac30bdc1376aff0039f8845a149814b0500e7e31d07e0b4d35177a30c3fd87be171101155089e1ca665e93
SSDEEP

12288:Ccir1S2IoOAc6/5rZGmy4FaMZno/BzZCvrTETrBPOK5c/UBgrmpExJIDpqY3z4FK:QaM9opsIrBc/UubIDP3XiFCQeBg0

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 payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2100-13-0x0000000000400000-0x000000000042F000-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
2620	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1292 set thread context of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31

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	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2100	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe
2620	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2620	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1292 wrote to memory of 2620	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	29
PID 1292 wrote to memory of 2620	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	29
PID 1292 wrote to memory of 2620	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	29
PID 1292 wrote to memory of 2620	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	29
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31
PID 1292 wrote to memory of 2100	1292	0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe	31

C:\Users\Admin\AppData\Local\Temp\0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe
"C:\Users\Admin\AppData\Local\Temp\0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1292
- 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\0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2620
- C:\Users\Admin\AppData\Local\Temp\0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe
  "C:\Users\Admin\AppData\Local\Temp\0309aa8889daca83b4cf97ab99bc9921bb549c9187736a69c76185dfe68cd325.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2100

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/1292-6-0x0000000004D30000-0x0000000004DA6000-memory.dmp

Filesize
472KB

Download
memory/1292-1-0x0000000001180000-0x000000000122A000-memory.dmp

Filesize
680KB

Download
memory/1292-2-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/1292-3-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/1292-4-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/1292-5-0x00000000005C0000-0x00000000005D2000-memory.dmp

Filesize
72KB

Download
memory/1292-0-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/1292-14-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2100-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2100-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2100-15-0x0000000000950000-0x0000000000C53000-memory.dmp

Filesize
3.0MB

Download

Analysis

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