Analysis

  • max time kernel
    140s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 22:49

General

  • Target

    1ef652cf753aac92977c2cfea7fe08c4.exe

  • Size

    3.1MB

  • MD5

    1ef652cf753aac92977c2cfea7fe08c4

  • SHA1

    2c4b9cb5ae6f174c97626c02a4a122e48c43dee2

  • SHA256

    6ebeb06cb2d2beddb16bfd2a4e689ac133b34e734954b694edf0aa2c3ea25ae6

  • SHA512

    3ea9fdbaaf006ffe69b126e92398a779e1887865a8b555f0e39fb31c0ea8edd9d265d79318f3e2ad314dabcab46c4855688472a016c30aafb9aa02ef56870126

  • SSDEEP

    49152:0itOd4k7ydepSSPIZDscC+QZKDVdfu31h:0iK4IIZYfZKDVQFh

Score
10/10

Malware Config

Signatures

  • Blocklisted process makes network request 11 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ef652cf753aac92977c2cfea7fe08c4.exe
    "C:\Users\Admin\AppData\Local\Temp\1ef652cf753aac92977c2cfea7fe08c4.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2940
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2444
        • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
          "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
          4⤵
          • Executes dropped EXE
          PID:1320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

    Filesize

    28B

    MD5

    ebc99b8fff3a6ff144ca58f73d2b9d7b

    SHA1

    9f2e6623fd0074cd3f9dbb59d184d32098d83133

    SHA256

    a29526f00c9f0de050c7003624ddc94e1dd0419f16c99b328d67f073352ac535

    SHA512

    9acc3b34348403ec74f2bb234f6f4853e771815fd517a573a6c6dcb9c73083d385fa16970e3953ee0b366716dbd012442cf1399d3064e0c5c2928dde72e7a198

  • memory/1888-8-0x00000000001F0000-0x00000000001F8000-memory.dmp

    Filesize

    32KB

  • memory/1888-2-0x0000000000090000-0x0000000000092000-memory.dmp

    Filesize

    8KB

  • memory/1888-14-0x0000000004580000-0x0000000004604000-memory.dmp

    Filesize

    528KB

  • memory/1888-9-0x0000000004580000-0x0000000004604000-memory.dmp

    Filesize

    528KB

  • memory/2444-20-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-22-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-10-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-11-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-12-0x0000000000090000-0x0000000000098000-memory.dmp

    Filesize

    32KB

  • memory/2444-42-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-18-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-19-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-40-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-21-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-23-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-38-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-37-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-36-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-33-0x00000000002C0000-0x00000000002DF000-memory.dmp

    Filesize

    124KB

  • memory/2444-35-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/2444-31-0x0000000010000000-0x0000000010016000-memory.dmp

    Filesize

    88KB

  • memory/2940-1-0x0000000000280000-0x000000000028A000-memory.dmp

    Filesize

    40KB

  • memory/2940-3-0x0000000000400000-0x0000000000738000-memory.dmp

    Filesize

    3.2MB

  • memory/2940-6-0x0000000000280000-0x000000000028A000-memory.dmp

    Filesize

    40KB

  • memory/2940-0-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2940-4-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB