Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/10/2024, 19:03

General

  • Target

    cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe

  • Size

    666KB

  • MD5

    5c7dcae6ea3f2714965d5fdea8bf869a

  • SHA1

    25e9179bc234cd014fb0fad86ffbeb3d933696e5

  • SHA256

    cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970

  • SHA512

    bdb8fa817289abb086061977bebe1fd38b418ba0f371dc697f7c3821639e53b3a999a94aa09cba58b557eac9609288b2ca934c4f71786a0ba0745dfe461df0eb

  • SSDEEP

    6144:zz+aoC9LRU0ySj14WH+JPb7uL8zRMnJjNhAp7SO8zRMnJjNhAp7S8FRcdEKFVAh7:zz+aZPFlTz

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3436
      • C:\Users\Admin\AppData\Local\Temp\cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe
        "C:\Users\Admin\AppData\Local\Temp\cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5004
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1452
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:464
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA42F.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1580
          • C:\Users\Admin\AppData\Local\Temp\cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe
            "C:\Users\Admin\AppData\Local\Temp\cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe"
            4⤵
            • Executes dropped EXE
            PID:2900
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2200
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3764
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4452
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1460
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4164

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      250KB

      MD5

      d42676f45362ba64e31af2c2613615a0

      SHA1

      8f8bccbb93f02a56fd229200706ad7e9e25bc02a

      SHA256

      2b07faa47b8bdab27fcb0118ee14d53f3a0f28cfce6035c881a39bd825683bf8

      SHA512

      7bba655acd29cc7ef13663c3c3f47bf2d9f7458cbc63418a17af78e91c046e518f3db98429c57ff24c3d70281f442e66aafd8e383762641f791f7e59ff576372

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      e4c4c0c8f9b43829048abac2d487c5b0

      SHA1

      e8a160b5d22ee1ae657aef13024adc5b5844c937

      SHA256

      e47477fe58b9429e0ece080e58afcca0a2c24df412f35d7303298bc5cfd40b73

      SHA512

      e8024a71903cbd6701c059ba6f65435cf88be5d42115d64e74cb2fb49d198d31efb42bc1a054d0fda27c6bfda5fd2b7b7a8015d55ccc811fb8132518cac1b928

    • C:\Users\Admin\AppData\Local\Temp\$$aA42F.bat

      Filesize

      722B

      MD5

      fc30cc1b504444ce6196a64b0be37386

      SHA1

      b1ffe286b5ad9df042a5377811665a492caf3e81

      SHA256

      ba855334ed5c43f16c231d580345e20c7aefd72abdf85b7df170d86ebda63023

      SHA512

      7afd191ebd946a815e6ea95de16382d6a9835a610699d04be74888ce8d47dcf2e765bc9df7e976781c603afc876142f02db0a40c3d094a48e07d50cc33760548

    • C:\Users\Admin\AppData\Local\Temp\cba016837692d81b54d2ebe7776bc137b9521d0944e0ad88847d95ccbd684970.exe.exe

      Filesize

      633KB

      MD5

      2e0d056ad62b6ef87a091003714fd512

      SHA1

      73150bddb5671c36413d9fbc94a668f132a2edc5

      SHA256

      cb83f04591cc1d602e650dd5c12f4470cf21b04328477bd6a52081f37c04bd7c

      SHA512

      b8e920f8b7547aec6f5771e3e6119b01157e5e36a92c67142b0d73ffe0d501d933581e1fc752e5bba9ce819e3897be9c146bebfc0018e91318b0c99d188a2580

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      41783923a9a0452ad35b6cc203d34f79

      SHA1

      f70636b7219593416147dcaf74ccfddad3053896

      SHA256

      c0b7fd1bc95b52a8d703f5c72e52542299a5ad91b92a292c9806a9311d96e607

      SHA512

      2931deae0146515939b1c77c0b6c32761b757db973c482333c0a2cfc730b808004fabb3683a29fa14903c8f4ddda7517ab5518a9e18ecb1a38c8dbebcd0275c0

    • F:\$RECYCLE.BIN\S-1-5-21-4050598569-1597076380-177084960-1000\_desktop.ini

      Filesize

      10B

      MD5

      d005ae1ecb6b06ec6c392c7dd1dfe7e1

      SHA1

      323a3af7f375573f33f35736435519df461ee8b0

      SHA256

      a342a9e9cd7e75b9740454b74f63ba6b3eac159bf04a04772271fcc0b4e9f6bd

      SHA512

      41628199761447acac22869b32d096f2b49a3159c6fdda216514f3e136fc7028e05c63edc4aab205ee065677b1c011c9cbf28239c819fadc5dde460ca03507e0

    • memory/2200-11-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2200-18-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2200-2744-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2200-8916-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/5004-0-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/5004-9-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB