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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 02:11

General

  • Target

    c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe

  • Size

    396KB

  • MD5

    58b87b40464c58052ab58c84bc27b06a

  • SHA1

    e41cd912bef2e70e7818c2520fbda86772c0e4c1

  • SHA256

    c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d

  • SHA512

    3841454edce150343acc4c2b5da1788366c4777b10df6786c39d29e183b6fdeea9522e6f9b3bf60798daa6c700366ba2d5aa6b412e45b2f934b56b953780ba48

  • SSDEEP

    6144:4jlYKRF/LReWAsUykA4zeah8/HX0TskdOx+/B9Od/uSZvFaX3J7syR4wF3/Y:4jauDReWczUkdVRS

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe
    "C:\Users\Admin\AppData\Local\Temp\c6770b561b64347ca987bbcdccc2be240c84732bffab97b287fa705120352b1d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\ProgramData\umrbm.exe
      "C:\ProgramData\umrbm.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Documents and Settings .exe

    Filesize

    396KB

    MD5

    a1d3f319869fd5f7180ac6150533ac05

    SHA1

    42c1d4692058507212d1172af6c3a4dcce4fde14

    SHA256

    31ad597c5c7ca9458ad3f54caa0fdd5d14ab4dd4c60861d990d945b373846b1b

    SHA512

    9fe837a963fb5a3632a6872d44f1e327cbdc0f32dee71babd3c8aef56fea4fd0746f0ab5fe0f5caebb106167e0df6b4a3f39cc2ddcf80770b30e1e68c2baf3e6

  • C:\ProgramData\Saaaalamm\Mira.h

    Filesize

    136KB

    MD5

    cb4c442a26bb46671c638c794bf535af

    SHA1

    8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

    SHA256

    f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

    SHA512

    074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

  • C:\ProgramData\umrbm.exe

    Filesize

    259KB

    MD5

    5d3b789b9dea7741fd640bce568d97ec

    SHA1

    c8c19b48d3cf8bd2307ed69fc87351c69457bb3d

    SHA256

    e9e573cd9d1fc80dfec9981218da4f8a59ed8cf1100a905be2c28617f74d427f

    SHA512

    c305cfa96f0f3d716b5a02c026313e0a5a2b3f0ef0ef81c7b84ebdea1d666bfd95b3cae8901c4e341c558bf11e4e81f74e9651dd816bdca077075ded8f0c994b

  • memory/1944-130-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1948-0-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/1948-1-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/1948-9-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB