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Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2024, 17:47

General

  • Target

    279f70f8d613b56d7e1e54fd07d90966ea748150ec126cc0f478f98f3d820b20.exe

  • Size

    2.6MB

  • MD5

    ef473564607435de18d52330bb97bd1e

  • SHA1

    650640441561ba691f0d90d01fb427c00e649d4c

  • SHA256

    279f70f8d613b56d7e1e54fd07d90966ea748150ec126cc0f478f98f3d820b20

  • SHA512

    fd68fc65edd7db6c5182d11466d6378f2493029babefcf2e08fea7252700aec7b136bc619449e4756f1f205528b662304496ac03a4c4852ecaff8f6fa1af7673

  • SSDEEP

    49152:zFMAEHFQVbLvHCb7IBGyF0yphu/gxKuKwptlHESLO46:zglQV2cBGyFe/gUwptl9LO46

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 7 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 3 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\279f70f8d613b56d7e1e54fd07d90966ea748150ec126cc0f478f98f3d820b20.exe
    "C:\Users\Admin\AppData\Local\Temp\279f70f8d613b56d7e1e54fd07d90966ea748150ec126cc0f478f98f3d820b20.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • C:\Users\Admin\AppData\Local\Temp\nsd693A.tmp\LangDLL.dll

    Filesize

    5KB

    MD5

    50016010fb0d8db2bc4cd258ceb43be5

    SHA1

    44ba95ee12e69da72478cf358c93533a9c7a01dc

    SHA256

    32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e

    SHA512

    ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233

  • C:\Users\Admin\AppData\Local\Temp\nsd693A.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    1d8f01a83ddd259bc339902c1d33c8f1

    SHA1

    9f7806af462c94c39e2ec6cc9c7ad05c44eba04e

    SHA256

    4b7d17da290f41ebe244827cc295ce7e580da2f7e9f7cc3efc1abc6898e3c9ed

    SHA512

    28bf647374b4b500a0f3dbced70c2b256f93940e2b39160512e6e486ac31d1d90945acecef578f61b0a501f27c7106b6ffc3deab2ec3bfb3d9af24c9449a1567

  • memory/372-29-0x00000000753C0000-0x0000000075423000-memory.dmp

    Filesize

    396KB

  • memory/372-20-0x00000000753C0000-0x0000000075423000-memory.dmp

    Filesize

    396KB

  • memory/372-5-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/372-32-0x00000000753C0000-0x0000000075423000-memory.dmp

    Filesize

    396KB

  • memory/372-33-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/372-36-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/372-37-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/372-38-0x0000000000400000-0x0000000000498000-memory.dmp

    Filesize

    608KB

  • memory/372-41-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/372-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/372-46-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB