formbook | cdb403209a2ab4bd3679c2f546e92996783ce204733f89d25fa36c5e0acd7a81

General

Target

078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
Size

559KB
MD5

4a699c45efa52f13210361413ebd9358
SHA1

4243cc3717a371b2fdf4a7eb0387ea3b19a62764
SHA256

078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c
SHA512

376fa8883301ecf050277c9e4eeeb902f1cab14902bbedd0366918e5c4f010b1e83a00c641f00cb27d2fbd0e61c9dc278b59b553264682cc572dd36a3a246ed9
SSDEEP

12288:CLHaT8l/bECvA5LWZv31r3KXDtlv0eKpXcyoEFvR9FOv4Qx11:2aTC/bECvA5LWZv31r3gDtlcexENR9Fo

Score

10^/10

formbook pz12 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.com

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/2560-11-0x0000000000400000-0x000000000042F000-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
2640	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2756 set thread context of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32

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	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2560	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
2640	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2640	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2640	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	31
PID 2756 wrote to memory of 2640	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	31
PID 2756 wrote to memory of 2640	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	31
PID 2756 wrote to memory of 2640	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	31
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32
PID 2756 wrote to memory of 2560	2756	078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe	32

C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
"C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- 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\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2640
- C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe
  "C:\Users\Admin\AppData\Local\Temp\078b3704bde85e8ad84e4c21ca910f5d5367843bbecc2a384acc3fd89cd3553c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2560

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

Loading Replay Monitor...

Downloads

memory/2560-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2560-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2560-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2560-12-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/2560-16-0x0000000000B90000-0x0000000000E93000-memory.dmp

Filesize
3.0MB

Download
memory/2756-1-0x0000000000AF0000-0x0000000000B82000-memory.dmp

Filesize
584KB

Download
memory/2756-2-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2756-3-0x0000000000440000-0x000000000044E000-memory.dmp

Filesize
56KB

Download
memory/2756-4-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/2756-5-0x0000000004400000-0x0000000004476000-memory.dmp

Filesize
472KB

Download
memory/2756-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2756-13-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing