Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    06-07-2022 17:34

General

  • Target

    documents.lnk

  • Size

    2KB

  • MD5

    73a8d2488fda1347130de9f0efec4f6b

  • SHA1

    e5bc7521dbfe149fa8f6df6a0ce5e5d99223a3d0

  • SHA256

    2254ed69e23e3f357b4283a055d0841d77c298c30052113b8e4a841d5b5b66ab

  • SHA512

    d2003816e2e8114e4c5f8aec410c6694d733b818d63d66b4a1d8bd78bf25eba8cb5f3f260efee8709322031475796e9ef7a835928fbdb27a9c6cb8fbe6e97130

Malware Config

Extracted

Family

icedid

Campaign

1044021123

C2

carismorth.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • suricata: ET MALWARE Win32/IcedID Request Cookie

    suricata: ET MALWARE Win32/IcedID Request Cookie

  • Blocklisted process makes network request 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\documents.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start rundll32.exe hertbe.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Windows\system32\rundll32.exe
        rundll32.exe hertbe.dll,#1
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:1532

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1424-54-0x000007FEFBFF1000-0x000007FEFBFF3000-memory.dmp

    Filesize

    8KB

  • memory/1532-90-0x0000000000000000-mapping.dmp

  • memory/1532-93-0x0000000180000000-0x0000000180009000-memory.dmp

    Filesize

    36KB

  • memory/1960-88-0x0000000000000000-mapping.dmp