formbook | ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2

General

Target

ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe
Size

603KB
MD5

fd1dcbb1f74609232fde7b39e4938378
SHA1

854320af37e5728501b936dd0494bd1fc62cdc14
SHA256

ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2
SHA512

30527125491198020fed44960a54d61f462480d8f169ab5e239e92e80c5a98176a0743ef7a40d79f9aeaeea0e1319d6c59a6567d36b6c2cd2ba7f0c1f0735e51
SSDEEP

12288:5DfBbKhaPW6uZ0YTAA+vMRh1b9evQ/8RtkubA/gIeI1fsfaJ:59b99jYTA9Mff1hubAgP7fa

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/2220-11-0x0000000000400000-0x000000000042F000-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
304	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2516 set thread context of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.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	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2220	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe
304	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	304	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 304	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	31
PID 2516 wrote to memory of 304	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	31
PID 2516 wrote to memory of 304	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	31
PID 2516 wrote to memory of 304	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	31
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33
PID 2516 wrote to memory of 2220	2516	ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe	33

C:\Users\Admin\AppData\Local\Temp\ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe
"C:\Users\Admin\AppData\Local\Temp\ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2516
- 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\ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:304
- C:\Users\Admin\AppData\Local\Temp\ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe
  "C:\Users\Admin\AppData\Local\Temp\ef035eed65c7665830415f30f12204f4a0c2b83a0bb6af5edeaccf57bef523d2.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2220

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/2220-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2220-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2220-17-0x0000000000C30000-0x0000000000F33000-memory.dmp

Filesize
3.0MB

Download
memory/2220-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2220-13-0x0000000000C30000-0x0000000000F33000-memory.dmp

Filesize
3.0MB

Download
memory/2220-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2516-14-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/2516-5-0x0000000004F60000-0x0000000004FD6000-memory.dmp

Filesize
472KB

Download
memory/2516-1-0x0000000000B90000-0x0000000000C2E000-memory.dmp

Filesize
632KB

Download
memory/2516-0-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2516-12-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download
memory/2516-4-0x0000000000590000-0x000000000059E000-memory.dmp

Filesize
56KB

Download
memory/2516-3-0x0000000000490000-0x000000000049E000-memory.dmp

Filesize
56KB

Download
memory/2516-2-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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