Analysis

  • max time kernel
    96s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/12/2024, 11:31

General

  • Target

    2024-12-27_c48c3fd83ffd49c2b1692216d15e2dcc_icedid_xiaobaminer.exe

  • Size

    907KB

  • MD5

    c48c3fd83ffd49c2b1692216d15e2dcc

  • SHA1

    3c0eb9217145d5e8d7c187eb74935b4918a6a7f7

  • SHA256

    b566852aea22739f69813e97b44b0373d91309c94de6c102d5c5140d10421afb

  • SHA512

    ac01f65d7293d5fe388796306443354c12f00681e8abd28fb28a2580a845bbf18e854f71c69477ecfc90ab9745b64dc175fad4edc5a2a91d94d4112a640b7c2c

  • SSDEEP

    24576:9bByw1Z3jc1VCrulw/CAVfWCWqqSwcBAlmR4HTFxKi:9bYwnzcErpaIpAlmR4HTei

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 6 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-27_c48c3fd83ffd49c2b1692216d15e2dcc_icedid_xiaobaminer.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-27_c48c3fd83ffd49c2b1692216d15e2dcc_icedid_xiaobaminer.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5012
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      "C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"
      2⤵
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:1032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe

    Filesize

    907KB

    MD5

    c48c3fd83ffd49c2b1692216d15e2dcc

    SHA1

    3c0eb9217145d5e8d7c187eb74935b4918a6a7f7

    SHA256

    b566852aea22739f69813e97b44b0373d91309c94de6c102d5c5140d10421afb

    SHA512

    ac01f65d7293d5fe388796306443354c12f00681e8abd28fb28a2580a845bbf18e854f71c69477ecfc90ab9745b64dc175fad4edc5a2a91d94d4112a640b7c2c

  • C:\vcredist2010_x86.log.html

    Filesize

    82KB

    MD5

    af1f11cb8fb364a17024e0b933adbb40

    SHA1

    6fc339e1532a805cb046d7bff5210c6803d59b4b

    SHA256

    c991d9fad23cc7e6bcf7b769589b8abf1e83deca44f019ada5cdb779370dfad7

    SHA512

    744b91d075bb1145c7ac34586cff9b3c7b4b7c3291aea3160561a5b50356db6de097061452cdba67443858209effb875a17826bb58b96e543f9166ca466d39cc

  • memory/5012-0-0x0000000000400000-0x000000000044D000-memory.dmp

    Filesize

    308KB