Analysis

  • max time kernel
    297s
  • max time network
    306s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    20/02/2024, 05:31

General

  • Target

    batexe.exe

  • Size

    9.4MB

  • MD5

    cdc9eacffc6d2bf43153815043064427

  • SHA1

    d05101f265f6ea87e18793ab0071f5c99edf363f

  • SHA256

    73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

  • SHA512

    fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6

  • SSDEEP

    196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\batexe.exe
    "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4988
    • C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4312
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\97CB.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4652
        • C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
          cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe

    Filesize

    3.8MB

    MD5

    7a69624f7316e5fac68a079a6cf60a81

    SHA1

    447571efee607e9f5f76959049bd7c3ae6cf8c08

    SHA256

    b487f8fd1607ad1c71cd1e896f00c0b306f894bc2e0f8bff05496c9b670ed0ba

    SHA512

    0430154ea7c1c9d7aa479ae0bad090e15b009de546085b382b2fa6b4eb8ecc157a7405e56bffa1b860e2dccb7f11e9f7173d018e8b6483982baa3a135c741d93

  • C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe

    Filesize

    3.6MB

    MD5

    2a58aa86deac2c99323c788735dd53af

    SHA1

    eeac6b8cceb22a47daa1590f4dbae8e3c7c27c92

    SHA256

    fbd061c4d55ef74a2b1fbefa8f244ffb9e63df4a7f16083d7a9920fee83a0305

    SHA512

    22598586f1fc5ef20ddc7f840402716a660917caa0f26628eb943928d458688f698e66094d3cf2cd6865baa1b32ba61d1e05103abfafe98e72d30668a6b7ec57

  • C:\Users\Admin\AppData\Local\Temp\91A1.tmp\b2e.exe

    Filesize

    6.5MB

    MD5

    2f0c73a011be6d9448e1d7c6fda887d0

    SHA1

    e33ef9f62eba576f2b43568f2f4c5a250a79bbdf

    SHA256

    11a04355136f70f64f43cf886e37b890eeccbeb48d045a1ee79e1e231a9263d6

    SHA512

    20466b8c8be3b114197946aeadd25a62d9dcf6dc88697b18dcc264c6b531b5730a9b63c1cbddfd9b8799b120b8711e5961152f084e47c050ec37ac1f88d530c5

  • C:\Users\Admin\AppData\Local\Temp\97CB.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

  • C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

    Filesize

    2.3MB

    MD5

    4c04147c386ba8792ac6a03069572a8a

    SHA1

    dda67789fc1d0f2469ca95f01a5c81034853ca6a

    SHA256

    c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

    SHA512

    a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

  • C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

    Filesize

    836KB

    MD5

    aeab40ed9a8e627ea7cefc1f5cf9bf7a

    SHA1

    5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

    SHA256

    218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

    SHA512

    c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

  • C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

    Filesize

    1.2MB

    MD5

    7cf672bee2afba2dcd0c031ff985958e

    SHA1

    6b82a205db080ffdcb4a4470fce85a14413f3217

    SHA256

    c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

    SHA512

    3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

  • C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    1.7MB

    MD5

    3f7187f60d59a6752e53360a8606be8d

    SHA1

    5f9a6ee7b232ddaad523e5d2d44ea8726c107c74

    SHA256

    90c57ed92c629a3132ff8123a71ba2c4799f286f9241c2c7bf2008d1d150e4c8

    SHA512

    5f885b2750640a088233b6aa77a251b9ea3dcb8dcc636bef07a07b5ce7bdd57b2722712819c6ceaddbf8533cef81c28b1a16e0cfbb9a25f756ad515a4e236004

  • C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    2.2MB

    MD5

    5c143111f4aa8ab93bd224c6dc2bf818

    SHA1

    bf4df051203044db805306760b709be9eb52c141

    SHA256

    276be8230c72f166e606dad066917929ed6808fc2a7672b915cdfdf75e3f7f28

    SHA512

    258d0519e2a5db729401f3c1eac10fe96dfa8543504cabbfc2555db16bbfdce1965be976c6604cb023820bc47cf41050fbccd3d9eedd2c0943a42fd91d3874f8

  • C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

    Filesize

    17.7MB

    MD5

    eb8cc5c0eaf90011882ecb35a5705a44

    SHA1

    651cb56fb4fa078ad39ae6bf26a46d448d41118c

    SHA256

    395ab62583ee5884af65602fd1b89363faaca9ef0245d81a131252a156a38389

    SHA512

    17e4e1a38593aa60ba760d16aed7e4d9582c459f5299eec1c5c5aa49bdb7d21153d979cbd9cc479f4180f61591364778fc0ec4ec22a28b2a5ff2a3fac02356e8

  • C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/1616-44-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/1616-54-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-43-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-104-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-45-0x0000000065820000-0x00000000658B8000-memory.dmp

    Filesize

    608KB

  • memory/1616-46-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/1616-47-0x0000000001010000-0x00000000028C5000-memory.dmp

    Filesize

    24.7MB

  • memory/1616-48-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-94-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-89-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-59-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-74-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-79-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/1616-84-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/4312-53-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4312-8-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/4988-9-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB