Analysis

  • max time kernel
    198s
  • max time network
    212s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2024, 02:38

General

  • Target

    47ce344bd16236c8905688eb66bb921c.exe

  • Size

    363KB

  • MD5

    47ce344bd16236c8905688eb66bb921c

  • SHA1

    161cc2d7b487a50e0435b62a8e0096ea810d4410

  • SHA256

    472f5301348a9a184884728b220e5be90fbd6713e775b3cac716990b21f85b62

  • SHA512

    9c1b46139b6e950cd911335a3b68621f057047866f89f2f9e2cb419a28bdba08025cc3c9bc3f5075643858d3e54dfd141fcce9625c03bdc2249671693674a829

  • SSDEEP

    6144:hGnnBSi7rWHU7n733qtsUdvOc7kamIz0f7GzIpZ+/mDW1hoUsXTsYjgH9ad5:h8B6HUX3atBYaefCzE+KW1OUWsYkH9G

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\47ce344bd16236c8905688eb66bb921c.exe
    "C:\Users\Admin\AppData\Local\Temp\47ce344bd16236c8905688eb66bb921c.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3828
    • C:\Users\Admin\AppData\Local\Temp\X7OuHQXSLkLqLH5.exe
      C:\Users\Admin\AppData\Local\Temp\X7OuHQXSLkLqLH5.exe
      2⤵
      • Executes dropped EXE
      PID:4092
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

    Filesize

    352KB

    MD5

    29083243a278aa6ad1bd92e9c07b8700

    SHA1

    77f0c88c102cbca2a7ba74109869ca290471e4e6

    SHA256

    0dfdbc7a76f72e113e4e5db5a26813b88fc94c08068ee6bb888cf0d55b2e5d66

    SHA512

    39ed8a8f520d789a30acfbf5b8ca173753ce709405d26f6394ddb0c30272eaf283d2b2cc187c9c233a49862f372530d3824bef59d776a933458aed5ab327341b

  • C:\Users\Admin\AppData\Local\Temp\X7OuHQXSLkLqLH5.exe

    Filesize

    334KB

    MD5

    f310d4e936b68a5d76b7b808507e99f9

    SHA1

    6dccf493508f97212688413bec28f86befbff8e2

    SHA256

    58b7e175725ddf68a7a6c891889daaa3b7d4f90c14bfcff287cb3336cbd7da60

    SHA512

    daead56dfdd7b4a7a8fabdc6e12144273aae244aa90817d76281e5a7414e3f07ca2761f481bda91a47fc3c1c911ff1783e7421e566e3b3fc59b443de141d9e5d

  • C:\Windows\CTS.exe

    Filesize

    29KB

    MD5

    70aa23c9229741a9b52e5ce388a883ac

    SHA1

    b42683e21e13de3f71db26635954d992ebe7119e

    SHA256

    9d25cc704b1c00c9d17903e25ca35c319663e997cb9da0b116790b639e9688f2

    SHA512

    be604a2ad5ab8a3e5edb8901016a76042ba873c8d05b4ef8eec31241377ec6b2a883b51c6912dc7640581ffa624547db334683975883ae74e62808b5ae9ab0b5

  • memory/2604-8-0x0000000000600000-0x0000000000617000-memory.dmp

    Filesize

    92KB

  • memory/2604-11-0x0000000000600000-0x0000000000617000-memory.dmp

    Filesize

    92KB

  • memory/3828-0-0x0000000000FA0000-0x0000000000FB7000-memory.dmp

    Filesize

    92KB

  • memory/3828-6-0x0000000000FA0000-0x0000000000FB7000-memory.dmp

    Filesize

    92KB