Analysis

  • max time kernel
    132s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 08:34

General

  • Target

    37cf06fc6a2b46ed0d46d8b6d8f2865f470260ca16cd774339316cd4d835fa3e.exe

  • Size

    315KB

  • MD5

    a171f229c50d6596469b7653e4a870ae

  • SHA1

    77d5f04d6e95570ec8a17ad9d0f0daabf5ce8cc6

  • SHA256

    37cf06fc6a2b46ed0d46d8b6d8f2865f470260ca16cd774339316cd4d835fa3e

  • SHA512

    355707b3ffc315bbfa71812744ec6112f02d4559d702facd2443f93de9b5e14878847332ab0a122c27c4ac77ac15db90bfa537c10cb61edf474e521fbfd8c5ce

  • SSDEEP

    6144:ErYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZR:ErdkuveY3CvI5Zdkj6OEu1HSR

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 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37cf06fc6a2b46ed0d46d8b6d8f2865f470260ca16cd774339316cd4d835fa3e.exe
    "C:\Users\Admin\AppData\Local\Temp\37cf06fc6a2b46ed0d46d8b6d8f2865f470260ca16cd774339316cd4d835fa3e.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4300
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin674E.bat"
      2⤵
        PID:2476

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    2
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\InstallMate\A373C7B7\cfg\1.ini
      Filesize

      368B

      MD5

      3a9830a2f57ef1e602de02bd9cc8eb56

      SHA1

      5135a0295755e536b833c6c6010900ff99cdbabf

      SHA256

      8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

      SHA512

      87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

    • C:\Users\Admin\AppData\Local\Temp\Tsu4F430B22.dll
      Filesize

      269KB

      MD5

      af7ce801c8471c5cd19b366333c153c4

      SHA1

      4267749d020a362edbd25434ad65f98b073581f1

      SHA256

      cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

      SHA512

      88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

    • C:\Users\Admin\AppData\Local\Temp\_tin674E.bat
      Filesize

      50B

      MD5

      752b63410bcece99ececc9bb4a230237

      SHA1

      c2067b61a66ec69406fd3a7cdf351fc60bad8bd6

      SHA256

      6d625ee1c5830f33d20bcb635e2b4d46c88b469804b2379e1226f9b1c16f0faf

      SHA512

      9da889140d795dd9d8cac64051c6f7c784423267a1718936f05271a1b7476c84e3f0f514be75c330e64f92a174b95e40653f050129b24245a43ed5f5bb0238d7

    • C:\Users\Admin\AppData\Local\Temp\{0CB0606C-379B-45E6-A70D-7FB9D753429A}\Custom.dll
      Filesize

      91KB

      MD5

      81856796ffc64fadd39fa921a1b45ddb

      SHA1

      360313131e7ae57002c2403dfc48bc20718d2cb0

      SHA256

      ec9146dfb838ad477bdf3cbde578baf014c8151d741559568dcb3803d6c9a0eb

      SHA512

      299771bc1f57eeb59665cfcfaedd0c4c196771173f1b65cfa21a1592ab46ab8a1733ef4a7560a74adde00c075dc7147ab9d0a885c5c7e0218f1f955b39aa2be0

    • C:\Users\Admin\AppData\Local\Temp\{0CB0606C-379B-45E6-A70D-7FB9D753429A}\_Setup.dll
      Filesize

      173KB

      MD5

      40ff5ae516fc869ef29e59f018d8f17f

      SHA1

      ed8642cf6c47a331037a01ccd27e92f94ffa9835

      SHA256

      e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

      SHA512

      8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

    • memory/2476-135-0x0000000000000000-mapping.dmp