Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2023 02:20

General

  • Target

    eb000e1dcd32b865b9ab28720b05953e630f8602faea420f2a60676745479a9b.exe

  • Size

    419KB

  • MD5

    748587ad382b73ec3619f951b9c0f520

  • SHA1

    1867110007560593e22f2a45d354c35099dcdd74

  • SHA256

    eb000e1dcd32b865b9ab28720b05953e630f8602faea420f2a60676745479a9b

  • SHA512

    41715aa653807cdf099fb6f999ea5eb36b77a203502e3ff708620696a84f2c9bf14b27e16368c1122d1718cca6fdd5b39324bbe6f6654c124f535d191e8f252c

  • SSDEEP

    6144:P8LxBgg2Z/zHvU7RD+0c+7jsZ37cOG4CIrAntf24fP2UPDK1WvXC9MaPBA:w2Z/zHWA0c+3W3ObIrAnVf1LK1Wv3OK

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb000e1dcd32b865b9ab28720b05953e630f8602faea420f2a60676745479a9b.exe
    "C:\Users\Admin\AppData\Local\Temp\eb000e1dcd32b865b9ab28720b05953e630f8602faea420f2a60676745479a9b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\qdslvzkqg.exe
      "C:\Users\Admin\AppData\Local\Temp\qdslvzkqg.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2960
      • C:\Users\Admin\AppData\Local\Temp\qdslvzkqg.exe
        "C:\Users\Admin\AppData\Local\Temp\qdslvzkqg.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\pccizpgtrzz.hj

    Filesize

    333KB

    MD5

    ca1c97ce2afd887ef84dbd4592e234e8

    SHA1

    2922fe8e316321b5762058f4f24b6415450122fe

    SHA256

    0046c6a752df509a293fcbfa9665923c6ac4310d59bdbaf102704cf4ec4c3247

    SHA512

    faad180d9d2155577af4c7a1573a7433dda0050d53773df8d7a32d69db7052001aa9097c9c82618700627d9a563a378ac04367334b6a67bbae3392f56919c13d

  • \Users\Admin\AppData\Local\Temp\qdslvzkqg.exe

    Filesize

    165KB

    MD5

    1b8d8633ac4e79b156290d394f181047

    SHA1

    c4434ea803b10c58d37d8383e3e9da2732993d28

    SHA256

    046380e2a000529cddb9aa5454967f78432fdcc0c238568cda2594c113f2584b

    SHA512

    d624223e8df35b873ec296299df34b2e8a3352af2f2fb8f4eea3134e04b046f6b03385536a3beeb71ecd24390cf3ec92d8b48a200152d7a6760f09d35402e0a4

  • memory/848-13-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/848-16-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/848-18-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/848-20-0x0000000073C60000-0x000000007434E000-memory.dmp

    Filesize

    6.9MB

  • memory/848-22-0x00000000047E0000-0x0000000004820000-memory.dmp

    Filesize

    256KB

  • memory/848-21-0x00000000047E0000-0x0000000004820000-memory.dmp

    Filesize

    256KB

  • memory/848-19-0x00000000020B0000-0x00000000020F2000-memory.dmp

    Filesize

    264KB

  • memory/848-24-0x0000000073C60000-0x000000007434E000-memory.dmp

    Filesize

    6.9MB

  • memory/2960-9-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2960-17-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB