Analysis

  • max time kernel
    51s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    12-04-2021 06:37

General

  • Target

    clean(1).exe

  • Size

    1.5MB

  • MD5

    840e844757113c05dc8618397202f357

  • SHA1

    da645fea1df7fd2cb07f9e8bd388bdc6e04c4750

  • SHA256

    28fbc35964c5a137d5e4bb2c770fbc6674d26fe478e18a0759e0647a44cb0d54

  • SHA512

    4f8a30151fa0706df66c8d66cfa3c12f82a4dc08478fdc936c59552a962273c46f26ed823f5cd6c73ba078b95ed94e1dab762c932d97f73d6dca8669b9949018

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\clean(1).exe
    "C:\Users\Admin\AppData\Local\Temp\clean(1).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Users\Admin\AppData\Local\Temp\clean(1).exe
      "{path}"
      2⤵
        PID:2648
      • C:\Users\Admin\AppData\Local\Temp\clean(1).exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2640

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\clean(1).exe.log
      MD5

      0c2899d7c6746f42d5bbe088c777f94c

      SHA1

      622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

      SHA256

      5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

      SHA512

      ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

    • memory/2640-135-0x0000000005420000-0x0000000005421000-memory.dmp
      Filesize

      4KB

    • memory/2640-134-0x00000000051B0000-0x00000000051B1000-memory.dmp
      Filesize

      4KB

    • memory/2640-126-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/2640-127-0x000000000041653E-mapping.dmp
    • memory/2640-141-0x0000000006E90000-0x0000000006E91000-memory.dmp
      Filesize

      4KB

    • memory/2640-140-0x00000000073C0000-0x00000000073C1000-memory.dmp
      Filesize

      4KB

    • memory/2640-139-0x0000000006CC0000-0x0000000006CC1000-memory.dmp
      Filesize

      4KB

    • memory/2640-136-0x0000000005090000-0x0000000005696000-memory.dmp
      Filesize

      6.0MB

    • memory/2640-133-0x0000000005170000-0x0000000005171000-memory.dmp
      Filesize

      4KB

    • memory/2640-132-0x0000000005110000-0x0000000005111000-memory.dmp
      Filesize

      4KB

    • memory/2640-131-0x00000000056A0000-0x00000000056A1000-memory.dmp
      Filesize

      4KB

    • memory/2640-142-0x0000000007350000-0x0000000007351000-memory.dmp
      Filesize

      4KB

    • memory/3620-125-0x0000000006D90000-0x0000000006DDB000-memory.dmp
      Filesize

      300KB

    • memory/3620-118-0x0000000005110000-0x0000000005111000-memory.dmp
      Filesize

      4KB

    • memory/3620-116-0x0000000005600000-0x0000000005601000-memory.dmp
      Filesize

      4KB

    • memory/3620-124-0x0000000006CE0000-0x0000000006D78000-memory.dmp
      Filesize

      608KB

    • memory/3620-117-0x00000000051A0000-0x00000000051A1000-memory.dmp
      Filesize

      4KB

    • memory/3620-114-0x0000000000720000-0x0000000000721000-memory.dmp
      Filesize

      4KB

    • memory/3620-123-0x0000000005100000-0x00000000055FE000-memory.dmp
      Filesize

      5.0MB

    • memory/3620-122-0x0000000005100000-0x00000000055FE000-memory.dmp
      Filesize

      5.0MB

    • memory/3620-121-0x0000000008FC0000-0x0000000008FC1000-memory.dmp
      Filesize

      4KB

    • memory/3620-120-0x0000000008F00000-0x0000000008F05000-memory.dmp
      Filesize

      20KB

    • memory/3620-119-0x0000000005100000-0x00000000055FE000-memory.dmp
      Filesize

      5.0MB