Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13-02-2024 02:09

General

  • Target

    261db68ba8a04022ee11a91014745c952e443fa07818fe8b9319345fc4556a39.exe

  • Size

    827KB

  • MD5

    09c0458a52c78df06359a84791181802

  • SHA1

    8e5134ac5f51b07d95ead5a673cbc347ac4665ed

  • SHA256

    261db68ba8a04022ee11a91014745c952e443fa07818fe8b9319345fc4556a39

  • SHA512

    b80140ffc77f199f43c294d78a6d364817b73c51ba3ec6aff8d342d456124c5d53cdef605eae8a19e90679fe5b6afcd197e484968da5ed011d4f2266290f2c55

  • SSDEEP

    24576:2oB5UqdCA5d8kZhZdyd+qqHvibHrBjrMGDy:2w15dRNrh8vMGDy

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\261db68ba8a04022ee11a91014745c952e443fa07818fe8b9319345fc4556a39.exe
    "C:\Users\Admin\AppData\Local\Temp\261db68ba8a04022ee11a91014745c952e443fa07818fe8b9319345fc4556a39.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Program Files (x86)\windows mail\wab.exe
      "C:\Users\Admin\AppData\Local\Temp\261db68ba8a04022ee11a91014745c952e443fa07818fe8b9319345fc4556a39.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsy601C.tmp\System.dll

    Filesize

    11KB

    MD5

    17ed1c86bd67e78ade4712be48a7d2bd

    SHA1

    1cc9fe86d6d6030b4dae45ecddce5907991c01a0

    SHA256

    bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

    SHA512

    0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

  • memory/1288-16-0x00000000776A0000-0x0000000077849000-memory.dmp

    Filesize

    1.7MB

  • memory/1288-17-0x0000000077890000-0x0000000077966000-memory.dmp

    Filesize

    856KB

  • memory/1288-18-0x0000000010000000-0x0000000010006000-memory.dmp

    Filesize

    24KB

  • memory/2640-19-0x00000000776A0000-0x0000000077849000-memory.dmp

    Filesize

    1.7MB

  • memory/2640-20-0x00000000778C6000-0x00000000778C7000-memory.dmp

    Filesize

    4KB

  • memory/2640-21-0x0000000077890000-0x0000000077966000-memory.dmp

    Filesize

    856KB

  • memory/2640-45-0x0000000000E30000-0x0000000001E92000-memory.dmp

    Filesize

    16.4MB