Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/11/2023, 14:07

General

  • Target

    481738fea48fef3d5e45bca0c44c9f21c84eb1d8d9ed2feace65d8b324d44a2e.exe

  • Size

    4.7MB

  • MD5

    05b85a7ac99c06fe91b8e84ab26a140f

  • SHA1

    88bffcc43910eaecbfc18caf336cb2eff8403598

  • SHA256

    481738fea48fef3d5e45bca0c44c9f21c84eb1d8d9ed2feace65d8b324d44a2e

  • SHA512

    dd76e132b4bf63efcecc26066688cfc4423440c90860451d88991ec99e93ffe677afc94c50ceb6aa6ca4045bcec04b78554f0a02d474d6cda2dac34b0649c6c3

  • SSDEEP

    98304:fSN+QsLY2oDh8mw2ed5oxyYyql7G2aLjtCaW4d2O2BB0:apUYNh9pednYNlN8JoO2B0

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\481738fea48fef3d5e45bca0c44c9f21c84eb1d8d9ed2feace65d8b324d44a2e.exe
    "C:\Users\Admin\AppData\Local\Temp\481738fea48fef3d5e45bca0c44c9f21c84eb1d8d9ed2feace65d8b324d44a2e.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Program Files\Common Files\System\symsrv.dll.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • memory/4444-17-0x0000000075AE0000-0x0000000075B43000-memory.dmp

    Filesize

    396KB

  • memory/4444-13-0x0000000075AE0000-0x0000000075B43000-memory.dmp

    Filesize

    396KB

  • memory/4444-14-0x0000000075AE0000-0x0000000075B43000-memory.dmp

    Filesize

    396KB

  • memory/4444-7-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/4444-18-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4444-21-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4444-24-0x0000000000400000-0x0000000000489000-memory.dmp

    Filesize

    548KB

  • memory/4444-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4444-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4444-30-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4444-42-0x0000000075AE0000-0x0000000075B43000-memory.dmp

    Filesize

    396KB

  • memory/4444-44-0x0000000075AE0000-0x0000000075B43000-memory.dmp

    Filesize

    396KB