Analysis

  • max time kernel
    90s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2022, 14:55

General

  • Target

    a90e4377e40ca1d3a53ae22fecdd77dfe7a809c5a395be17e5f49cb137975aa5.exe

  • Size

    378KB

  • MD5

    c2a3586bcc256ef158810548a7ecc1b4

  • SHA1

    cb8d0392a1e66ac8916143f6f3e1de82b92be433

  • SHA256

    a90e4377e40ca1d3a53ae22fecdd77dfe7a809c5a395be17e5f49cb137975aa5

  • SHA512

    76b80fc4689fab06300a8af46f5fba6d817114cf8abd4b2664a5115f30da5a7622156cb58cb3d97f3020c9852908834ea3fa30308cf62bddf618880459a4c433

  • SSDEEP

    6144:fL8FkAmC89QUs/8DphHLqv+4RqWkQYM2RCaMT10T:fQFkpfRDfG2DWkQYM2RlAm

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a90e4377e40ca1d3a53ae22fecdd77dfe7a809c5a395be17e5f49cb137975aa5.exe
    "C:\Users\Admin\AppData\Local\Temp\a90e4377e40ca1d3a53ae22fecdd77dfe7a809c5a395be17e5f49cb137975aa5.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 1252
      2⤵
      • Program crash
      PID:2152
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4936 -ip 4936
    1⤵
      PID:3980

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4936-132-0x000000000053A000-0x0000000000571000-memory.dmp

      Filesize

      220KB

    • memory/4936-133-0x00000000008F0000-0x0000000000949000-memory.dmp

      Filesize

      356KB

    • memory/4936-134-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/4936-135-0x0000000004DE0000-0x0000000005384000-memory.dmp

      Filesize

      5.6MB

    • memory/4936-136-0x0000000005390000-0x00000000059A8000-memory.dmp

      Filesize

      6.1MB

    • memory/4936-137-0x0000000004C90000-0x0000000004CA2000-memory.dmp

      Filesize

      72KB

    • memory/4936-138-0x0000000004CB0000-0x0000000004DBA000-memory.dmp

      Filesize

      1.0MB

    • memory/4936-139-0x00000000059B0000-0x00000000059EC000-memory.dmp

      Filesize

      240KB

    • memory/4936-140-0x0000000005CB0000-0x0000000005D16000-memory.dmp

      Filesize

      408KB

    • memory/4936-141-0x0000000006390000-0x0000000006422000-memory.dmp

      Filesize

      584KB

    • memory/4936-142-0x0000000006570000-0x00000000065E6000-memory.dmp

      Filesize

      472KB

    • memory/4936-143-0x0000000006630000-0x000000000664E000-memory.dmp

      Filesize

      120KB

    • memory/4936-144-0x00000000067E0000-0x00000000069A2000-memory.dmp

      Filesize

      1.8MB

    • memory/4936-145-0x00000000069D0000-0x0000000006EFC000-memory.dmp

      Filesize

      5.2MB

    • memory/4936-146-0x000000000053A000-0x0000000000571000-memory.dmp

      Filesize

      220KB

    • memory/4936-147-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB