Analysis

  • max time kernel
    26s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    30-04-2021 18:03

General

  • Target

    e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe

  • Size

    158KB

  • MD5

    c4c2cdc0caf80d285c13ea9b5aa7f265

  • SHA1

    b237134d1bbd951f57025ab0547e2489f3796ee6

  • SHA256

    e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a

  • SHA512

    7fbbcd61c61964f2529c257c55345da113b85f6331d92eef5af8bfb7a6c11a810f20a2f89371648ca633e53a674501ab55bc736bc41c3c44363f2886f3944236

Malware Config

Extracted

Family

azorult

C2

http://smkn1cilegon.sch.id/MnAew/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Loads dropped DLL 7 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe
    "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
      2⤵
        PID:3944
      • C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe
        "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
          3⤵
            PID:208
          • C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe
            "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
            3⤵
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:2576
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              "C:\Users\Admin\AppData\Local\Temp\e3fe60d8a1026a8919ef0dc81ad619db81d992a7f653a1996689f8e35b320c9a.exe"
              4⤵
              • Loads dropped DLL
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              PID:2116

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      System Information Discovery

      2
      T1082

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\jycd3ljzrpgixa45m889
        MD5

        665e42e8cd71035fa4bc9b950523d08e

        SHA1

        045123ec075dfe8a767109711fa8d78ed16658a3

        SHA256

        a806fcc27201a40f562d5e5a4746de328f09510b46fb3a1fc01550cbe018fa8d

        SHA512

        839a86d0c36a572399dbae5cbe4bd2c563cc046840b6021c20f26c207d3b2c9c1b1a5cf15c3c1a1a2d38ba114f094b93e5b322153fc7236b5297896fca9c3d18

      • C:\Users\Admin\AppData\Local\Temp\jycd3ljzrpgixa45m889
        MD5

        f3571778481ce4f6b662555bcdbe3f0d

        SHA1

        0543242c09d68e51156227ab2f1692aec8b1a05f

        SHA256

        4f03984759d4054e98e6e7b02d39fa6b1bfac693eac01492ccddee59b2484e3c

        SHA512

        085f30fc145fc963582948045e087dec2b65be6acca475046790b59d9e308f5c82fe2535380b40376e74ce47482a0cd5ef6fef038150225ad9236affad61009b

      • C:\Users\Admin\AppData\Local\Temp\m8gip18z9bxq94htzq
        MD5

        d41d8cd98f00b204e9800998ecf8427e

        SHA1

        da39a3ee5e6b4b0d3255bfef95601890afd80709

        SHA256

        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

        SHA512

        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

      • C:\Users\Admin\AppData\Local\Temp\m8gip18z9bxq94htzq
        MD5

        0d740fcee72121bed657c04f56327705

        SHA1

        1d910ff639747e8ee39185e837e1fdca17ec505e

        SHA256

        723b4c0871a5a5f3af3afb9507e6f977976d3f887b7f459f2ce89a7a8d591731

        SHA512

        3c4316eb9397ec1b887abd85d328de2eb346e43d354b545572fe8afb16a2344cfd5640d4a75a9755c0b2f172c15fda3585f53a439b15d5a33a276c1a2aa98fd7

      • \Users\Admin\AppData\Local\Temp\6E3C648E\mozglue.dll
        MD5

        9e682f1eb98a9d41468fc3e50f907635

        SHA1

        85e0ceca36f657ddf6547aa0744f0855a27527ee

        SHA256

        830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

        SHA512

        230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

      • \Users\Admin\AppData\Local\Temp\6E3C648E\msvcp140.dll
        MD5

        109f0f02fd37c84bfc7508d4227d7ed5

        SHA1

        ef7420141bb15ac334d3964082361a460bfdb975

        SHA256

        334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

        SHA512

        46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

      • \Users\Admin\AppData\Local\Temp\6E3C648E\nss3.dll
        MD5

        556ea09421a0f74d31c4c0a89a70dc23

        SHA1

        f739ba9b548ee64b13eb434a3130406d23f836e3

        SHA256

        f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

        SHA512

        2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

      • \Users\Admin\AppData\Local\Temp\6E3C648E\vcruntime140.dll
        MD5

        7587bf9cb4147022cd5681b015183046

        SHA1

        f2106306a8f6f0da5afb7fc765cfa0757ad5a628

        SHA256

        c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

        SHA512

        0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

      • \Users\Admin\AppData\Local\Temp\nsl54CF.tmp\9v3eew.dll
        MD5

        639874ea5b36427361a6d36790db372b

        SHA1

        b8ea6e995dcbd4747745e1f5f12b021ca7053bc3

        SHA256

        e5a728ee0259f67c14b41dd793f8fcc10a7e51568b3599d901cc9ab24ab63d64

        SHA512

        988c44cb205da491f26b249c6a8e2acc1434f470518fbc69bfa6c8e3dd70951ab2b4baf64e4a249cd59983043986d87393a2355d33298ef9126c6f99f1ceae93

      • \Users\Admin\AppData\Local\Temp\nsq62D8.tmp\9v3eew.dll
        MD5

        639874ea5b36427361a6d36790db372b

        SHA1

        b8ea6e995dcbd4747745e1f5f12b021ca7053bc3

        SHA256

        e5a728ee0259f67c14b41dd793f8fcc10a7e51568b3599d901cc9ab24ab63d64

        SHA512

        988c44cb205da491f26b249c6a8e2acc1434f470518fbc69bfa6c8e3dd70951ab2b4baf64e4a249cd59983043986d87393a2355d33298ef9126c6f99f1ceae93

      • \Users\Admin\AppData\Local\Temp\nsu4500.tmp\9v3eew.dll
        MD5

        639874ea5b36427361a6d36790db372b

        SHA1

        b8ea6e995dcbd4747745e1f5f12b021ca7053bc3

        SHA256

        e5a728ee0259f67c14b41dd793f8fcc10a7e51568b3599d901cc9ab24ab63d64

        SHA512

        988c44cb205da491f26b249c6a8e2acc1434f470518fbc69bfa6c8e3dd70951ab2b4baf64e4a249cd59983043986d87393a2355d33298ef9126c6f99f1ceae93

      • memory/2116-126-0x000000000041A684-mapping.dmp
      • memory/2116-127-0x0000000000400000-0x0000000000420000-memory.dmp
        Filesize

        128KB

      • memory/2576-121-0x0000000000000000-mapping.dmp
      • memory/2812-116-0x0000000000000000-mapping.dmp
      • memory/3920-115-0x0000000002270000-0x0000000002272000-memory.dmp
        Filesize

        8KB