Analysis

  • max time kernel
    300s
  • max time network
    305s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    11/02/2024, 20:02

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:888
    • C:\Users\Admin\AppData\Local\Temp\833A.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\833A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\833A.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:2284
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8A1F.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4352
        • 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:3696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\833A.tmp\b2e.exe

    Filesize

    12.4MB

    MD5

    fffda5a2c6d26012b64343ef1cf02e3f

    SHA1

    f6fdd8b5a7aa0b40aee96df80821c8543687732f

    SHA256

    f681407e90124d79567d93749ef6747db8f12d0e207538a805f000f49fffd68b

    SHA512

    d6b6730ec6b3f452aafd614b01e142db69a755d9e009d346c1dfa558d58edaae963fc1ff88a1545b9367a53a0720c2c41bf252882c900901f306b56fc01aed28

  • C:\Users\Admin\AppData\Local\Temp\833A.tmp\b2e.exe

    Filesize

    4.4MB

    MD5

    09bcbf6080291b9cd543ac1afb00628e

    SHA1

    2897522df0473bc41e7c5dfeccf6027747bc933e

    SHA256

    a1198c31cc024bd5b3ecbe8972e9473e35a5caf2b782c4f1939550745f6780e4

    SHA512

    7fb3331c77313a1c0fa8cf5981e5c9a224e2653bdf1567fb0f0162f5925a087e34775ffcf0a3a80e5d5cb8150d55a5cb69d9dfd039187c17973a654e2b83ec94

  • C:\Users\Admin\AppData\Local\Temp\833A.tmp\b2e.exe

    Filesize

    4.2MB

    MD5

    281a882bb509fe3af7e9fed755483f45

    SHA1

    7896952966b1a2154d80e686ce2412d684b29872

    SHA256

    6c0b951844e27a55bceb839c4e9f770d2069f96de39003fa4ac9af34f94ed8e9

    SHA512

    054199c2fb1cfad43da8f7099ab62b8f148429989410666f8ad7560cf4826b1d106696f7be67d545ad3842fa2cde5f1bd44e6edf539a6f98e300540ef6412210

  • C:\Users\Admin\AppData\Local\Temp\8A1F.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

    2.0MB

    MD5

    5ec13eb34ed392073583d50ec51c0481

    SHA1

    c2d38393af5af9d1e14e12b0fcfe73b48127f217

    SHA256

    12070a49b3ee218e79e06af3f38c3d9c47559962369d1fab4181f55dc3315ae1

    SHA512

    0d7b4d683edd9dbe864b3a064f8cb6985b1bffe9ff2faf376d9e2b307ffae20b44ac0814dd1289323da73e262c39ed9d64bdf085a6e698a2605fa6b8d8963bf5

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

    Filesize

    1.9MB

    MD5

    952cf9c1c9be72c2375e13cf518f1eb8

    SHA1

    12e133ab6e333726ca2b047d8b0f44db463ff0de

    SHA256

    1d21d4eff55eb52c29c48cbd3f68942f53b5d7f9b84cd2e5c100d2b792417c19

    SHA512

    c4ccb8985b9a81e03624f1fc4326ed696a16418754aeb55435e98cd9ccb42b55c7207c082803da5b145fdb68108e53bd0b9946e6b8380a58e0306f79da590631

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

    Filesize

    1.8MB

    MD5

    e996171118851ae5747b946f8eecd2b0

    SHA1

    2ca1dc32df7a1262b535137ad236f120c74ec54e

    SHA256

    ba435bc42e48b6b6c81d13a3fdaa8fbeac07cfe402ce328698ff07ec847e156e

    SHA512

    15d5f5fe70d349d14c81b1f618b8b7672b53c377a0af90e6221aab6fa5f7badd0ef0709400050e65c7ae0ddaf90bad06f22ffdd3f10815bf60290f2d6983eb64

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/888-8-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/2284-7-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/2284-58-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/3696-44-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/3696-45-0x0000000070800000-0x00000000708BC000-memory.dmp

    Filesize

    752KB

  • memory/3696-46-0x0000000071160000-0x00000000711F8000-memory.dmp

    Filesize

    608KB

  • memory/3696-47-0x0000000001160000-0x0000000002A15000-memory.dmp

    Filesize

    24.7MB

  • memory/3696-48-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-53-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-43-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-64-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-69-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-74-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-84-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-89-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-94-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3696-99-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB