Analysis

  • max time kernel
    119s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-09-2024 19:32

General

  • Target

    Solaraً/Bootstrapperً.exe

  • Size

    502KB

  • MD5

    7461b0c49f96d52fe0b2c0176e0aa275

  • SHA1

    24116687fc970ffc24239838d61f294ff4c2b041

  • SHA256

    4df54a234bc14ecd805d807271895be6e3115206a9a07dbc2d3c9fb9567b99b9

  • SHA512

    76502a5b1f7e2243e6fcc969c7121694bffc7e5039c0f5a257eddd9aca744acf17a819c4a48fdb29fedf51e5a70e1929c81895e08e5afff2e21006590af3a5ce

  • SSDEEP

    12288:0gUgsiwptTLgEiBKWaAEmGQL7/yg/cKTlLolg+:QFptTWBKFAEmGQLugECx

Malware Config

Signatures

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solaraً\Bootstrapperً.exe
    "C:\Users\Admin\AppData\Local\Temp\Solaraً\Bootstrapperً.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabEC83.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • memory/1152-12-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-5-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-3-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-7-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-16-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-14-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1152-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1152-9-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2528-18-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2528-17-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2528-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

    Filesize

    4KB

  • memory/2528-1-0x00000000003E0000-0x0000000000464000-memory.dmp

    Filesize

    528KB