Analysis

  • max time kernel
    143s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    10-01-2024 00:42

General

  • Target

    4f2093aec19a195812a702d02ac8ae45.exe

  • Size

    607KB

  • MD5

    4f2093aec19a195812a702d02ac8ae45

  • SHA1

    b8edfaa48bdf0cc5811b0138779b2d7a3526c6c8

  • SHA256

    2a6df2bbac1237d04c3c6d83434ca709a50692630dc636e419086504d58d0d8b

  • SHA512

    8f69dc70b1582f128496d829d497dbb4961277bc363bbc369b0e60623cfb5dc8c11f7dfe91e7f32a0d2ad24f91e42df1f60377e1a866e5aa4d83a9dd16d29f9e

  • SSDEEP

    12288:0oCrbmN/5CvDA8Qm3edyCPzY5GvzAie65MW0rwrsu:6rbmNMvjhC7cMeGh3

Malware Config

Extracted

Family

fickerstealer

C2

80.87.192.115:80

Signatures

  • Fickerstealer

    Ficker is an infostealer written in Rust and ASM.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
    "C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:292
    • C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe
      "C:\Users\Admin\AppData\Local\Temp\4f2093aec19a195812a702d02ac8ae45.exe"
      2⤵
        PID:2320

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\kaosdma.txt

      Filesize

      12B

      MD5

      8cf4dec152a9d79a3d62202b886eda9b

      SHA1

      0c1b3d3d02c0b655aa3526a58486b84872f18cc2

      SHA256

      c30e56c9c8fe30ffa4a4ff712cf2fa1808ee82ca258cd4c8ebefcc82250b6c01

      SHA512

      a5a65f0604f8553d0be07bd5214db52d3f167e7511d29cb64e3fa9d8c510cc79976ff2a5acb9b8c09b666f306ac8e4ad389f9a2de3ca46d57b1e91060a4c50fd

    • memory/292-4-0x0000000000A50000-0x0000000000B50000-memory.dmp

      Filesize

      1024KB

    • memory/292-6-0x0000000000220000-0x0000000000267000-memory.dmp

      Filesize

      284KB

    • memory/2320-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2320-3-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2320-7-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2320-8-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB

    • memory/2320-14-0x0000000000400000-0x000000000044F000-memory.dmp

      Filesize

      316KB