Analysis

  • max time kernel
    27s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 08:10

General

  • Target

    81e233ca7c3a4795638042994da01782773b7f9bbf15313d76101497461980b5.exe

  • Size

    315KB

  • MD5

    cdbb8271a146dee90a752759d1b02dea

  • SHA1

    38dd398d6d09d0e3211ddcdf4625e81583f2eb97

  • SHA256

    81e233ca7c3a4795638042994da01782773b7f9bbf15313d76101497461980b5

  • SHA512

    17a22bf286628c43c6b5f16fa125b97e1ed7736ef855b90ff3c515f7e741425433ddc8bc1fdad0f59f0f129f905d353345fc91328120aeb4dae76d0bb58c75a4

  • SSDEEP

    6144:mrYbUzkuvcBYC47l2xa6g4FhwjZd/9d1XKxlo/ecwrHs56:mrdkuveY36kjZP/XKxlSZAHD

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81e233ca7c3a4795638042994da01782773b7f9bbf15313d76101497461980b5.exe
    "C:\Users\Admin\AppData\Local\Temp\81e233ca7c3a4795638042994da01782773b7f9bbf15313d76101497461980b5.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin5331.bat"
      2⤵
        PID:1420

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\InstallMate\5E5CE7C6\cfg\1.ini

      Filesize

      368B

      MD5

      3a9830a2f57ef1e602de02bd9cc8eb56

      SHA1

      5135a0295755e536b833c6c6010900ff99cdbabf

      SHA256

      8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

      SHA512

      87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

    • C:\Users\Admin\AppData\Local\Temp\_tin5331.bat

      Filesize

      50B

      MD5

      a2686be46bb915a95211cedfee978bf2

      SHA1

      0a50bcc22a0a5e867e965aae6e7c2a8d5439e988

      SHA256

      a6d9669817a0f76923010bdfe81b77c11216a5aad73faade9a013e4213087ca7

      SHA512

      3fce096fcd7eaf569eafb3cb5f2be77137984c8575592d75e283324c8aa8dd0f8053c2b3dcd21b7ed2d22000f49c7d8ed348c78b68896cd162f239714fae833a

    • \Users\Admin\AppData\Local\Temp\Tsu85973352.dll

      Filesize

      269KB

      MD5

      af7ce801c8471c5cd19b366333c153c4

      SHA1

      4267749d020a362edbd25434ad65f98b073581f1

      SHA256

      cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

      SHA512

      88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

    • \Users\Admin\AppData\Local\Temp\{CD8CBB66-B717-432F-A1C4-FF35166F9990}\Custom.dll

      Filesize

      91KB

      MD5

      007b5fc4d6da8d120170be285d7e0bdc

      SHA1

      f32589aef4f6b3c3384df75218943f13feb0a845

      SHA256

      a8e8807a9edcbb67dc1af5b6ef07fa151d153b7eaa78939be8874529939f1647

      SHA512

      bf528370f12d9f2d40c233544de3ca7594942ef5bdde0d17b96760eaf162a435181ee24253c06c473d7fd3c4cab5911150381e5999ec8990069276bd5ecfe9c4

    • \Users\Admin\AppData\Local\Temp\{CD8CBB66-B717-432F-A1C4-FF35166F9990}\_Setup.dll

      Filesize

      173KB

      MD5

      40ff5ae516fc869ef29e59f018d8f17f

      SHA1

      ed8642cf6c47a331037a01ccd27e92f94ffa9835

      SHA256

      e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

      SHA512

      8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

    • memory/1420-58-0x0000000000000000-mapping.dmp

    • memory/1516-55-0x0000000075C81000-0x0000000075C83000-memory.dmp

      Filesize

      8KB