Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-03-2024 02:07

General

  • Target

    222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe

  • Size

    867KB

  • MD5

    2c520c9db37e16343941bbba36fc22ef

  • SHA1

    b168bb726e9ec94166e60cc3d502843058ede5a4

  • SHA256

    222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a

  • SHA512

    097379427ac91ccde3e7cf09223a8f6a9955c77c786d975e78aa7c5a5e693b92c172322ecc6c32dfc80e4ae2964c805f11ac0268afd95aa82921b296666d758a

  • SSDEEP

    12288:Z6Wq4aaE6KwyF5L0Y2D1PqL/2p7v95HcYuHfWpKbyiJZUHKA4b5:vthEVaPqLOp7v954uMbyiJWHKAK5

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6811787827:AAEr4cj8xrQKX5i6BnPzE4vzpRaL4EziTo4/

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 32 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 32 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 32 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 33 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 32 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 32 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 32 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 32 IoCs
  • UPX dump on OEP (original entry point) 5 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe
    "C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe"
    1⤵
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe"
      2⤵
        PID:1904
      • C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe
        "C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Users\Admin\AppData\Local\Temp\222370596f59183040772e971c9b262d1fa1aba5386b448e423c6cff2d23319a.exe"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2504

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\adstipulator
      Filesize

      262KB

      MD5

      0640ead3d46b6c0d03329465e335daa8

      SHA1

      077a512a096bc44a644f6effb2f7b9d29e5fb1ce

      SHA256

      c5f4b6c2f000f82540e97ee79b27d36cc1ccc0d5723427a98022908711af76c0

      SHA512

      4eb42091437ccab1cd62fdd2574a87582dc55d6ee40e4f84eafbe493e4a92b09bf6f1318bf2c602c846fb723076a3d9c17f79dd9392c3715560197ee2b0ebc3f

    • C:\Users\Admin\AppData\Local\Temp\prophetesses
      Filesize

      29KB

      MD5

      dd40dab296567678a5ff863481ffce43

      SHA1

      eb440c3d5736c3162ed10d42d6f07fb71fae6072

      SHA256

      d9d55c2ac887add910fbd722e9d626bb3bb738a9fa8637331faa1918956e4c66

      SHA512

      151b16ea966752544e899a5df4e68526736f5ef6da41c65931921da0ecd3e77019489c865249972370365704f64b0626ab91453cb2adcc387b066b2161b5b1be

    • memory/1740-15-0x0000000000400000-0x0000000000540000-memory.dmp
      Filesize

      1.2MB

    • memory/1740-31-0x0000000000400000-0x0000000000540000-memory.dmp
      Filesize

      1.2MB

    • memory/2068-0-0x0000000000400000-0x0000000000540000-memory.dmp
      Filesize

      1.2MB

    • memory/2068-12-0x0000000000250000-0x0000000000254000-memory.dmp
      Filesize

      16KB

    • memory/2068-13-0x0000000000400000-0x0000000000540000-memory.dmp
      Filesize

      1.2MB

    • memory/2068-14-0x0000000003090000-0x00000000031D0000-memory.dmp
      Filesize

      1.2MB

    • memory/2504-29-0x0000000000400000-0x0000000000446000-memory.dmp
      Filesize

      280KB

    • memory/2504-32-0x0000000000400000-0x0000000000446000-memory.dmp
      Filesize

      280KB

    • memory/2504-33-0x0000000000400000-0x0000000000446000-memory.dmp
      Filesize

      280KB

    • memory/2504-34-0x0000000000680000-0x00000000006D4000-memory.dmp
      Filesize

      336KB

    • memory/2504-35-0x00000000745C0000-0x0000000074CAE000-memory.dmp
      Filesize

      6.9MB

    • memory/2504-36-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-37-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-38-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-39-0x0000000000E00000-0x0000000000E54000-memory.dmp
      Filesize

      336KB

    • memory/2504-40-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-41-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-45-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-43-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-47-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-49-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-51-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-53-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-55-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-57-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-59-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-61-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-63-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-65-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-67-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-69-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-71-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-73-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-75-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-77-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-79-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-81-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-83-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-85-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-87-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-89-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-91-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-93-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-95-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-97-0x0000000000E00000-0x0000000000E4D000-memory.dmp
      Filesize

      308KB

    • memory/2504-1086-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-1087-0x0000000000400000-0x0000000000446000-memory.dmp
      Filesize

      280KB

    • memory/2504-1088-0x00000000745C0000-0x0000000074CAE000-memory.dmp
      Filesize

      6.9MB

    • memory/2504-1089-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-1090-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB

    • memory/2504-1091-0x0000000001270000-0x00000000012B0000-memory.dmp
      Filesize

      256KB