Analysis

  • max time kernel
    1559s
  • max time network
    1559s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14-01-2024 17:38

General

  • Target

    630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad.exe

  • Size

    278KB

  • MD5

    66a3124fe4ed45fae20e2bd4ee33c626

  • SHA1

    fc5ef4caf4d8a51a340f6fd98ac525debcff8f30

  • SHA256

    630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad

  • SHA512

    569bc064f465c32fd11fdd67896106778f13094e20adc739d8824f9e02508701b712bd3cfdab48782421b35acebe16bb5b0e97543db869ecaec5c1b87902b872

  • SSDEEP

    6144:sU0sd0bzy1GOgofaePZ3e5fv+vc6X+olz:XzHGOgovPwcXbl

Malware Config

Extracted

Family

predatorstealer

C2

http://hojokk.com/0x/

Signatures

  • PredatorStealer

    Predator is a modular stealer written in C#.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad.exe
    "C:\Users\Admin\AppData\Local\Temp\630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\AppData\Local\Temp\630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad.exe
      "C:\Users\Admin\AppData\Local\Temp\630efa1e2dc642799b867363bb36d1953884480ac29942a1ab20243a8a9620ad.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2824
      • C:\Users\Admin\AppData\Local\Temp\FB_201F.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\FB_201F.tmp.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2844
      • C:\Users\Admin\AppData\Local\Temp\FB_1FD0.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\FB_1FD0.tmp.exe"
        3⤵
        • Executes dropped EXE
        PID:2904

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\FB_1FD0.tmp.exe

    Filesize

    3KB

    MD5

    74bafb3e707c7b0c63938ac200f99c7f

    SHA1

    10c5506337845ed9bf25c73d2506f9c15ab8e608

    SHA256

    129450ba06ad589cf6846a455a5b6b5f55e164ee4906e409eb692ab465269689

    SHA512

    5b24dc5acd14f812658e832b587b60695fb16954fca006c2c3a7382ef0ec65c3bd1aaf699425c49ff3cceef16869e75dd6f00ec189b9f673f08f7e1b80cf7781

  • C:\Users\Admin\AppData\Local\Temp\FB_201F.tmp.exe

    Filesize

    83KB

    MD5

    d543973bd33d45d515e8dfc251411c4b

    SHA1

    ecee812501a082552f57aec170cb952578061843

    SHA256

    a02cf7e4d01c3e04c0c6f723a541289a12c5d87ecc47f6b675d84a6b1b0a23b3

    SHA512

    d2c60ec3e93ba01e3122c563a3e19d1a5b7c963545dbf291a53236ea1e7434bcdec6005f1cd08348a2b18a139e5b56dd47ab4c452f71bbb2c5319c77e765be9b

  • memory/2264-0-0x0000000000AF0000-0x0000000000B3C000-memory.dmp

    Filesize

    304KB

  • memory/2264-1-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2264-2-0x0000000004930000-0x0000000004970000-memory.dmp

    Filesize

    256KB

  • memory/2264-3-0x0000000000850000-0x000000000088E000-memory.dmp

    Filesize

    248KB

  • memory/2264-4-0x0000000000820000-0x0000000000838000-memory.dmp

    Filesize

    96KB

  • memory/2264-5-0x00000000003B0000-0x00000000003B6000-memory.dmp

    Filesize

    24KB

  • memory/2264-7-0x0000000004840000-0x0000000004854000-memory.dmp

    Filesize

    80KB

  • memory/2264-23-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2824-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2824-10-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-14-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-20-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-12-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-22-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-25-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-16-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2824-8-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2844-41-0x00000000009C0000-0x00000000009DC000-memory.dmp

    Filesize

    112KB

  • memory/2844-42-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-43-0x0000000004E20000-0x0000000004E60000-memory.dmp

    Filesize

    256KB

  • memory/2844-44-0x0000000004E20000-0x0000000004E60000-memory.dmp

    Filesize

    256KB

  • memory/2844-49-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-50-0x0000000004E20000-0x0000000004E60000-memory.dmp

    Filesize

    256KB