Analysis

  • max time kernel
    54s
  • max time network
    102s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19-01-2021 12:13

General

  • Target

    24f9d7832d2ec8673c62aea51e58717e.exe

  • Size

    891KB

  • MD5

    24f9d7832d2ec8673c62aea51e58717e

  • SHA1

    782d70219eda646b7b134e26bd41ac71b90800f2

  • SHA256

    7b5c683c8f9571d55f21bdd73cec4b0f39a169265e58c5877ca94203e61548af

  • SHA512

    f20fab6b7de97b2b95088f5684ab50c074645259672685429189bbef158515ae392c212f5a15fd23bdc0e11b764ff45f4a1f2d98765f63ab58034ff9c0f965b0

Malware Config

Extracted

Family

formbook

C2

http://www.rizrvd.com/bw82/

Decoy

fundamentaliemef.com

gallerybrows.com

leadeligey.com

octoberx2.online

climaxnovels.com

gdsjgf.com

curateherstories.com

blacksailus.com

yjpps.com

gmobilet.com

fcoins.club

foreverlive2027.com

healthyfifties.com

wmarquezy.com

housebulb.com

thebabyfriendly.com

primajayaintiperkasa.com

learnplaychess.com

chrisbubser.digital

xn--avenr-wsa.com

Signatures

  • Formbook

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

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24f9d7832d2ec8673c62aea51e58717e.exe
    "C:\Users\Admin\AppData\Local\Temp\24f9d7832d2ec8673c62aea51e58717e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4768
    • C:\Users\Admin\AppData\Local\Temp\24f9d7832d2ec8673c62aea51e58717e.exe
      "C:\Users\Admin\AppData\Local\Temp\24f9d7832d2ec8673c62aea51e58717e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:576

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/576-13-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/576-16-0x0000000001830000-0x0000000001B50000-memory.dmp

    Filesize

    3.1MB

  • memory/576-14-0x000000000041CFF0-mapping.dmp

  • memory/4768-9-0x0000000005AA0000-0x0000000005AA1000-memory.dmp

    Filesize

    4KB

  • memory/4768-7-0x00000000058C0000-0x00000000058C1000-memory.dmp

    Filesize

    4KB

  • memory/4768-8-0x0000000005780000-0x0000000005781000-memory.dmp

    Filesize

    4KB

  • memory/4768-2-0x0000000073150000-0x000000007383E000-memory.dmp

    Filesize

    6.9MB

  • memory/4768-10-0x00000000057D0000-0x00000000057F3000-memory.dmp

    Filesize

    140KB

  • memory/4768-11-0x0000000005A30000-0x0000000005A31000-memory.dmp

    Filesize

    4KB

  • memory/4768-12-0x00000000066A0000-0x0000000006701000-memory.dmp

    Filesize

    388KB

  • memory/4768-6-0x0000000005DC0000-0x0000000005DC1000-memory.dmp

    Filesize

    4KB

  • memory/4768-5-0x0000000005800000-0x0000000005801000-memory.dmp

    Filesize

    4KB

  • memory/4768-3-0x0000000000D50000-0x0000000000D51000-memory.dmp

    Filesize

    4KB