Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    18-06-2024 16:26

General

  • Target

    rust-stealer-public.exe

  • Size

    115KB

  • MD5

    9b452c0c703f20d6092be28a257ac391

  • SHA1

    b7a96b5b939f14395139a753d1fd427c0a31a876

  • SHA256

    0a03e2a72c3dd45f44f88f7686d7d341e76d176baae2480079fa0dc9d5f844ee

  • SHA512

    f2a3780cfccb1b7006ebbe00282bacf580ee0e5884711e1eda5c5a571bb7564caa168e891e8fd5b1bad7c2fda596c6adca3b32052752b4d8d6583847f6f6e967

  • SSDEEP

    1536:lr9TeZRDy8hZy3RRCGy9B1FKny6dgbe656cxLNfWdng2lKht4:596ZR+jiB1EnHds56CW6e

Malware Config

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot7034708090:AAFZQLDfGh63yhaFB1-Ey_Z8NfTyqDfE8ew/sendDocument

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rust-stealer-public.exe
    "C:\Users\Admin\AppData\Local\Temp\rust-stealer-public.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2880
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2880 -s 768
      2⤵
        PID:1188

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357
      Filesize

      1KB

      MD5

      a266bb7dcc38a562631361bbf61dd11b

      SHA1

      3b1efd3a66ea28b16697394703a72ca340a05bd5

      SHA256

      df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

      SHA512

      0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
      Filesize

      342B

      MD5

      08def3834b1979827d72360acc9a393e

      SHA1

      efd17b07f3313b38b296d060111b36589eaccf69

      SHA256

      0e343ad0bf438d5d9cc7a93b90da12305571d056ee8c5e5c30de1b8a5ebdbc84

      SHA512

      4de1a7d654f96c76eb557a89af4a137695791f58cd57cfb7bcb79e2d0c875965963c9e8ce7a050a2375c81f39b6a0798e70e4546120f538a4a0b2d3ce9e818c9

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357
      Filesize

      242B

      MD5

      c2a071f803dfbb72e73883549b95050d

      SHA1

      79d20beef106ff66ede918231b12c9ea32a08815

      SHA256

      e7b3b91bb6cd8a43677c174ea75a978eb1a2f730ad7a7e99dcccba6e2832989d

      SHA512

      87ef6541b647c8c231cbc97b2a8741c96a043b1779300d46ed630cd0cb7c62a0fd59eee73f9b19b3ca1144f594f4296bf8f7fef1be7290206f8be9d94d72fffb

    • C:\Users\Admin\AppData\Local\Temp\Tar1B91.tmp
      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • memory/2880-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp
      Filesize

      4KB

    • memory/2880-1-0x0000000001210000-0x0000000001234000-memory.dmp
      Filesize

      144KB

    • memory/2880-2-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp
      Filesize

      9.9MB

    • memory/2880-89-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp
      Filesize

      4KB

    • memory/2880-90-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp
      Filesize

      9.9MB