Resubmissions

22-02-2022 16:13

220222-tplfmscabm 10

13-12-2021 19:49

211213-yjqwdsebc7 10

Analysis

  • max time kernel
    153s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    22-02-2022 16:13

General

  • Target

    core.bat

  • Size

    184B

  • MD5

    1c7f1fcc4e80e8c7ef57b919351c20a4

  • SHA1

    8ebbc93b12aff72608388e9a1d4e20dfe71e9b20

  • SHA256

    64ac497d087884c75c9ea0c95af4fe0a8579d4a27d125244dc780de50c66a432

  • SHA512

    a9e7dd2544a584390a41e0cfbaded9373de11bac06d036fdbfa0ee6a965ac60f20115256e91b614d8e7d4e787c670f47886ab3d6c35d89e20ed055fd610ed1a5

Malware Config

Extracted

Family

icedid

rsa_pubkey.plain

Extracted

Family

icedid

Botnet

3494996616

C2

holniakea.com

lhaerty.com

grandtexen.com

flourmat.com

Attributes
  • auth_var

    13

  • url_path

    /news/

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\core.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cruel-64.dat,DllMain /i="license.dat"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:4976
  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\{F9F0B74D-502C-FD06-B0EE-B29C75219E39}\Ocadomkp64.dll",DllMain --eq="license.dat"
    1⤵
    • Loads dropped DLL
    PID:2628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\{F9F0B74D-502C-FD06-B0EE-B29C75219E39}\Ocadomkp64.dll

    MD5

    9a1137a0f2550918af8535c0fd6769ea

    SHA1

    1144134774a67de7248533637e0e6746ab3e62ec

    SHA256

    52b6b8f1e5cbc5d8eb663b342e34008d731bcb0715d5e970efc0b03a2426a4ca

    SHA512

    2474eecdf825f00af4bfa53bcee8784542cc7cd2e866231b05b72d35b0233f6de47bd2cc17f403d950b9f68d524347c8ce3657ae2aee6dbfac899906d277766c

  • C:\Users\Admin\AppData\Local\{F9F0B74D-502C-FD06-B0EE-B29C75219E39}\Ocadomkp64.dll

    MD5

    9a1137a0f2550918af8535c0fd6769ea

    SHA1

    1144134774a67de7248533637e0e6746ab3e62ec

    SHA256

    52b6b8f1e5cbc5d8eb663b342e34008d731bcb0715d5e970efc0b03a2426a4ca

    SHA512

    2474eecdf825f00af4bfa53bcee8784542cc7cd2e866231b05b72d35b0233f6de47bd2cc17f403d950b9f68d524347c8ce3657ae2aee6dbfac899906d277766c

  • C:\Users\Admin\AppData\Roaming\license.dat

    MD5

    c7c45636ca690acdab7fba1e9d126f8b

    SHA1

    61376304cd90786813a80680a92cef03fedb6484

    SHA256

    cfc202b44509f2f607d365858a8218dfdc6b26f8087efcc5e46f4fef9ab53705

    SHA512

    9e6c7df9f70017b9eeb5868a358bc9eaf50de65dad04640220f380ff72e80bc303f034cb62929abb0c35d951b751732a131ae828c4c01cd1826610423f784db8

  • \??\PIPE\wkssvc

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • memory/2628-138-0x000002237A370000-0x000002237A3C9000-memory.dmp

    Filesize

    356KB

  • memory/2628-140-0x0000022378A30000-0x0000022378A67000-memory.dmp

    Filesize

    220KB

  • memory/4976-134-0x0000027A7EE70000-0x0000027A7EEC9000-memory.dmp

    Filesize

    356KB

  • memory/4976-135-0x0000027A7D510000-0x0000027A7D547000-memory.dmp

    Filesize

    220KB