Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2024 09:46

General

  • Target

    073696fdea0ff9effeb4f7d3cf22719fccba0c69982b514ab970bd0c53dbc774N.exe

  • Size

    1.3MB

  • MD5

    e51ce079bb11888b3b42893f13d1d220

  • SHA1

    07d1eaadad1b51768207cf9796c1ffe6e0240fd0

  • SHA256

    073696fdea0ff9effeb4f7d3cf22719fccba0c69982b514ab970bd0c53dbc774

  • SHA512

    a518ac85f913323e66ac9a6eeb6180e84810c8d167b768352bc21e1f4203945c8a321149bfc62fb294dc14a58058bb25be010b1a2306e1df7c24330d3b355316

  • SSDEEP

    12288:H3sXm99oq60jkgt4HeUIVJKoIIKfWbgbvRKW9zDeWTN7lDh1Z:8yqq60jv8eF0fWbgbv4WYW57z1Z

Malware Config

Extracted

Family

cobaltstrike

C2

http://157.245.59.80:8989/COuV

Attributes
  • user_agent

    User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; BOIE9;ENUS)

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Blocklisted process makes network request 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\073696fdea0ff9effeb4f7d3cf22719fccba0c69982b514ab970bd0c53dbc774N.exe
    "C:\Users\Admin\AppData\Local\Temp\073696fdea0ff9effeb4f7d3cf22719fccba0c69982b514ab970bd0c53dbc774N.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Windows\system32\cmd.exe
      cmd.exe
      2⤵
      • Blocklisted process makes network request
      PID:2284

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabEA03.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF6D2.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2284-1-0x0000000000060000-0x0000000000061000-memory.dmp

    Filesize

    4KB

  • memory/2284-0-0x0000000000060000-0x0000000000061000-memory.dmp

    Filesize

    4KB

  • memory/2284-160-0x0000000003EF0000-0x00000000042F0000-memory.dmp

    Filesize

    4.0MB

  • memory/2284-161-0x0000000002390000-0x00000000023E6000-memory.dmp

    Filesize

    344KB

  • memory/2284-207-0x0000000002390000-0x00000000023E6000-memory.dmp

    Filesize

    344KB