Analysis

  • max time kernel
    110s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 15:15

General

  • Target

    d0145b77aa1bb31ebfa2d84c41e6de79736d9d6d2660598fde1bd5db9caf9d11.dll

  • Size

    2.6MB

  • MD5

    bcb31d5ecc3b243aaebf6347fdee2fd5

  • SHA1

    f9c3d2e77395c88be365a5906728d8fc29d3e2d6

  • SHA256

    d0145b77aa1bb31ebfa2d84c41e6de79736d9d6d2660598fde1bd5db9caf9d11

  • SHA512

    94ded4cbb4256f7262bf3ae71ebfc88fcb6aae5ca4ab04bf5e69b4596341757df8280a34d0d2474d85d6d5eb2cd78eb762a64112624557a1a3717ac672b34379

  • SSDEEP

    49152:5Txw42KFEiNKI3pVUKWt+Vnq2DOT5pXhEQTZ1lsc47vLLfa4CRFp1MWm4DS:924PzKIZLWt+IoOfeLja4EIWh

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops file in System32 directory 58 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 62 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0145b77aa1bb31ebfa2d84c41e6de79736d9d6d2660598fde1bd5db9caf9d11.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0145b77aa1bb31ebfa2d84c41e6de79736d9d6d2660598fde1bd5db9caf9d11.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3340
      • C:\Users\Admin\AppData\Local\Temp\322C.tmp
        C:\Users\Admin\AppData\Local\Temp\322C.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:1552

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Google\CrashReports\78e7b02f-8a8b-489e-9979-560590a41b7d.dmp
    Filesize

    32KB

    MD5

    5e8f21e80337bf6d660b28d86bd6934a

    SHA1

    ebac81791efdca5109b06491b001ba971550b9dc

    SHA256

    b1506f742946baa5b7f08e15c8a2bd0ef9aaa80c5c39fd577d79dfacac849faa

    SHA512

    431bbd238894ca1ac173fcbff1107f5053bb18312b6ce46b5901080d4b7b5f4b4a1411b9d4f00fb11d1a9fcf59201591ab37cdeea7717f8aeeff172c15b65d50

  • C:\Users\Admin\AppData\Local\Temp\322C.tmp
    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/3340-0-0x00000000021F0000-0x00000000022B9000-memory.dmp
    Filesize

    804KB

  • memory/3340-1-0x00000000021F0000-0x00000000022B9000-memory.dmp
    Filesize

    804KB