Overview

overview

10

Static

static

1

b4510b5db7...b5.exe

windows7-x64

10

b4510b5db7...b5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2023 01:29

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General

  • Target

    b4510b5db7db58da65f4d1bd545a5ca892fbd9c8ed6551abd90f64241bdeb4b5.exe

  • Size

    463KB

  • MD5

    4d4d6884fc7d0bfd244994a57a299c66

  • SHA1

    74f63690ee02781983d81405d4acf43bed038c6c

  • SHA256

    b4510b5db7db58da65f4d1bd545a5ca892fbd9c8ed6551abd90f64241bdeb4b5

  • SHA512

    d9f074fd06fd50a2ec887a6219caa123db8bc1590f1e481f48396f42de77b0eaa837f06a4208972e6f64bb3702346ba001ace910dd3a379b0d89b51caa821e27

  • SSDEEP

    6144:A3SUuzCaxOPyxKMQV6WjBZI3kqegi5+ck5hyrGaMvaZecVa+:A3rAePqQhBS3UKy/UcV

Score
10/10
formbookf4caratspywarestealertrojan

Malware Config

Extracted

Family

formbook

Campaign

f4ca

Decoy

QYZ6iE9Y+CsiZpCBareS0uU=

N2FQLAaH6xXE

Vc6t0MQXN+Llxsqg

ElBedmSvYGGm6yLDhHqzAtmlCxWl

4VpIWShqHR5cpjfQ4bs=

mepO9miu/iFiQQ==

Z8Owqh54IlwEpDfQ4bs=

qcq4uT5HecWZG3EVwKTiUE7slrGQGiyo

IaYYoJikKDDqgV/NigZCLA==

4Xz5pfoCCW/76NnOUrFEOw==

xiijSkVJ3Yuh9OKDcmui/d2lCxWl

cr8MmfpCEu0ULsO3p6w=

JLm2yKHo7hdVb8O3p6w=

Hriy5svWm2Qfq9mPQib9jJI65gOr

2G3nkRpidunlxsqg

gPHUAeXmi8Q9ARy3

6l5WaOf8BxhQDkp5gKQ=

KHHiXs4WOqXZdPhpaw==

+UQ5Vz5O0Ms9ARy3

pNQygKu0OziAvjOHRGLnJA==

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

    trojanspywarestealerformbook
  • Suspicious use of SetThreadContext 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3160
    • C:\Users\Admin\AppData\Local\Temp\b4510b5db7db58da65f4d1bd545a5ca892fbd9c8ed6551abd90f64241bdeb4b5.exe
      "C:\Users\Admin\AppData\Local\Temp\b4510b5db7db58da65f4d1bd545a5ca892fbd9c8ed6551abd90f64241bdeb4b5.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:3832
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1064
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3940
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:2904

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1064-134-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB

      Download
    • memory/1064-137-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB

      Download
    • memory/1064-138-0x0000000001910000-0x0000000001C5A000-memory.dmp
      Filesize

      3.3MB

      Download
    • memory/1064-139-0x0000000000400000-0x000000000042F000-memory.dmp
      Filesize

      188KB

      Download
    • memory/1064-140-0x0000000001340000-0x0000000001350000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3160-150-0x0000000008610000-0x000000000875C000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/3160-141-0x00000000084C0000-0x0000000008610000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/3160-153-0x0000000008610000-0x000000000875C000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/3160-151-0x0000000008610000-0x000000000875C000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/3832-133-0x0000000000920000-0x0000000000996000-memory.dmp
      Filesize

      472KB

      Download
    • memory/3940-144-0x0000000000830000-0x0000000000C63000-memory.dmp
      Filesize

      4.2MB

      Download
    • memory/3940-147-0x0000000001000000-0x000000000102D000-memory.dmp
      Filesize

      180KB

      Download
    • memory/3940-149-0x0000000002D70000-0x0000000002DFF000-memory.dmp
      Filesize

      572KB

      Download
    • memory/3940-145-0x0000000001000000-0x000000000102D000-memory.dmp
      Filesize

      180KB

      Download
    • memory/3940-146-0x0000000002FD0000-0x000000000331A000-memory.dmp
      Filesize

      3.3MB

      Download
    • memory/3940-142-0x0000000000830000-0x0000000000C63000-memory.dmp
      Filesize

      4.2MB

      Download