Analysis

  • max time kernel
    140s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2023 13:26

General

  • Target

    21e4c999735b8078454d3407c9556aade8d9d477c3b7d2aebc3eee5b5670a3bd.exe

  • Size

    6.8MB

  • MD5

    31a11a0b81f43eeb43887467bbebf5fd

  • SHA1

    187eb286dd68d8421c55a8615ab584cdc280b108

  • SHA256

    21e4c999735b8078454d3407c9556aade8d9d477c3b7d2aebc3eee5b5670a3bd

  • SHA512

    924efe7a92bac35662e5a0e12f49ee18fcd37866d9e2fe7fed3776bc94d87c3a738bffa9bf1b87b47dc1a58154160f5bea2cb026b8204aecaa3cca759386a0f8

  • SSDEEP

    98304:zNESvhK3NdZ79CL5ii5wSreJUHKX0l+6p1TzUbjOl9czfxkcVrnkF9QUa8RP:5dKV9CYSwSrgUHKXXKijWWzfxkornzc

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21e4c999735b8078454d3407c9556aade8d9d477c3b7d2aebc3eee5b5670a3bd.exe
    "C:\Users\Admin\AppData\Local\Temp\21e4c999735b8078454d3407c9556aade8d9d477c3b7d2aebc3eee5b5670a3bd.exe"
    1⤵
    • Maps connected drives based on registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\40D.tmp

    Filesize

    2KB

    MD5

    18da5c19d469f921ff9d44f1f17de97b

    SHA1

    bef606053494e1f516431d40f2aca29cf1deeb20

    SHA256

    662f6389650db2471a13412664d05cfed46fef73dd1d30cf16d2c8ceeee33eb0

    SHA512

    9eee1b05c10544813c2eb89c48369d78e5b9260fddd8e90a34f06ac8ea2955860083c6c8ac31089276e97e269b87b4ac0c43e9dcdb7bd6091759dccb4ac0e71d

  • C:\Users\Admin\AppData\Local\Temp\CBD6.tmp

    Filesize

    32B

    MD5

    987fa44e8f2f322577a051e857d5b710

    SHA1

    d2979061a67d821dd5ea34175af95c2533a1ff29

    SHA256

    cc65477af5d0510692c50feaf90d4c089b7dbcf7d967c3a9d0213a7ae7444e15

    SHA512

    554ad7d00b0874bb4c53e817e2df5a068e4061e1fb67d51c57122919c41f047e9c73efab6ba6482e2479391a4277cf7872f1eb6b28012c732e5bdede3f782220

  • C:\Users\Admin\AppData\Local\Temp\CF84.tmp

    Filesize

    71KB

    MD5

    46988a922937a39036d6b71e62d0f966

    SHA1

    4a997f2a0360274ec7990aac156870a5a7030665

    SHA256

    5954db23a8424f6cb1e933387d0866910c45615f54342aa0f6dd597174393de6

    SHA512

    dd7774668cd24c303e670e7d096794aca67593b8d8a9b3b38aa08c148f67e74c07041f25941465b3ae030bafd76384b4b79d41c1eeebe5bd11d94ab25ef00e9d

  • memory/4996-133-0x0000000002C50000-0x0000000002C51000-memory.dmp

    Filesize

    4KB

  • memory/4996-134-0x0000000002D60000-0x0000000002D61000-memory.dmp

    Filesize

    4KB

  • memory/4996-135-0x0000000002D80000-0x0000000002D81000-memory.dmp

    Filesize

    4KB

  • memory/4996-136-0x0000000002DB0000-0x0000000002DB1000-memory.dmp

    Filesize

    4KB

  • memory/4996-138-0x0000000002DD0000-0x0000000002DD1000-memory.dmp

    Filesize

    4KB

  • memory/4996-137-0x0000000002DC0000-0x0000000002DC1000-memory.dmp

    Filesize

    4KB

  • memory/4996-139-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

    Filesize

    4KB

  • memory/4996-140-0x0000000000400000-0x0000000000F04000-memory.dmp

    Filesize

    11.0MB