Analysis

  • max time kernel
    30s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 08:20

General

  • Target

    640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe

  • Size

    315KB

  • MD5

    e0098d19aaab898e7e974322c700da04

  • SHA1

    31994c823946c2018618ecbf8f3db2e4bfcf7193

  • SHA256

    640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17

  • SHA512

    156a112eefd857358b7f9a463cdd2508d59a84cdeb6895bc372081ad3a0e3b05a11b60184cb57276d6c323c2b03e8c0428fe30295b9ba3f615ff1cfdf081b001

  • SSDEEP

    6144:mrYbUzkuvcBYC47l2xa6g4FhwjZd/9d1XKxlo/ecwrHs5HS:mrdkuveY36kjZP/XKxlSZAHQS

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\640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe
    "C:\Users\Admin\AppData\Local\Temp\640bb7a9e623619607a5e6af7cbf80c571260ce38c03eff7045e4977d24bfa17.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin5331.bat"
      2⤵
        PID:836

    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\61043BB6\cfg\1.ini
      Filesize

      368B

      MD5

      3a9830a2f57ef1e602de02bd9cc8eb56

      SHA1

      5135a0295755e536b833c6c6010900ff99cdbabf

      SHA256

      8d138bedf3228f7ef9405940526a73f49395fd2917aa22e7d5596297e222da42

      SHA512

      87ed85acdc1509bb02e437f50e7a90695f66b2a7a996a526f0310ba277de9ce8d7343983e2ae0b5dbedcca832bb90da802d7182972f1b14be0a203cfbd14cc41

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

      50B

      MD5

      a420cfef04da37e552d82552d4e6a55f

      SHA1

      6b35886e262e10f4c640cdc3671855b55cecb78b

      SHA256

      6dbec6700dd547eec36fddc9f16232aaea2fd1ed372cb43c0a2faccec8fb39d2

      SHA512

      9bb9faf4b567d8db7e87c8615894d40a3f35eb25e37a8dcf767e217152d5945c505391e95449a62e9c54fe5957f2634bd6648c9899c2a47b70b300483492c0e3

    • \Users\Admin\AppData\Local\Temp\Tsu1AD27445.dll
      Filesize

      269KB

      MD5

      af7ce801c8471c5cd19b366333c153c4

      SHA1

      4267749d020a362edbd25434ad65f98b073581f1

      SHA256

      cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

      SHA512

      88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

    • \Users\Admin\AppData\Local\Temp\{793840AA-BAE0-4E7C-AC97-F2C2A2DB625C}\Custom.dll
      Filesize

      91KB

      MD5

      007b5fc4d6da8d120170be285d7e0bdc

      SHA1

      f32589aef4f6b3c3384df75218943f13feb0a845

      SHA256

      a8e8807a9edcbb67dc1af5b6ef07fa151d153b7eaa78939be8874529939f1647

      SHA512

      bf528370f12d9f2d40c233544de3ca7594942ef5bdde0d17b96760eaf162a435181ee24253c06c473d7fd3c4cab5911150381e5999ec8990069276bd5ecfe9c4

    • \Users\Admin\AppData\Local\Temp\{793840AA-BAE0-4E7C-AC97-F2C2A2DB625C}\_Setup.dll
      Filesize

      173KB

      MD5

      40ff5ae516fc869ef29e59f018d8f17f

      SHA1

      ed8642cf6c47a331037a01ccd27e92f94ffa9835

      SHA256

      e35b1cbd557c01edde9ea29e44a6fc11dee2d131964070b15b6f0f1bc5a5ec83

      SHA512

      8da81741a31f84490c9c25990fc17cb0c4a75ba6a7ff03069413d5dc6f49cafd97118a7bb4af94d10768be895b086b7ea1d5c49d27e0110587fdaf6fd7129cbc

    • memory/836-58-0x0000000000000000-mapping.dmp
    • memory/1284-55-0x0000000075F01000-0x0000000075F03000-memory.dmp
      Filesize

      8KB