Analysis

  • max time kernel
    86s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 06:44

General

  • Target

    ee68af4b82fbe47a2b3ece5865efaf41a2d331fd7b94f349d09cac039a799284.exe

  • Size

    512KB

  • MD5

    bbadecb163e53e38c461898b6800f873

  • SHA1

    72d835dbdf208351177239184b5c28332f2c9144

  • SHA256

    ee68af4b82fbe47a2b3ece5865efaf41a2d331fd7b94f349d09cac039a799284

  • SHA512

    1e9fff66d407489ba9b60ad4ea5c47e9d3d4e9c0b0068473d90efcf168985e3555f5fba206bb7399e920cc980d56a9e3354d27a4ad04d7c2ab0553fe95ec4e82

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4b:0+h9OY70z+warul3E4b

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee68af4b82fbe47a2b3ece5865efaf41a2d331fd7b94f349d09cac039a799284.exe
    "C:\Users\Admin\AppData\Local\Temp\ee68af4b82fbe47a2b3ece5865efaf41a2d331fd7b94f349d09cac039a799284.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Users\Admin\AppData\Local\Temp\n2417\s2417.exe
      "C:\Users\Admin\AppData\Local\Temp\n2417\s2417.exe" c9595792d959c9e745ea1cb0thNK/Xhh+ujnQdazZMebve4gtJoiCBbBVlFdAMgkh0vYN63MyVUVLgc8ZulKj4s+MRBd1odSdjfukTzn8JzT04JP1LIZ+gMlfJW9pCxyHhqNm4ubCQeh8mkt7cD9cRWKQXQvOF6TVKezHE5w1QDmwEWs /v "C:\Users\Admin\AppData\Local\Temp\ee68af4b82fbe47a2b3ece5865efaf41a2d331fd7b94f349d09cac039a799284.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3792

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2417\s2417.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2417\s2417.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/3792-135-0x00007FFA05790000-0x00007FFA061C6000-memory.dmp

    Filesize

    10.2MB

  • memory/3792-136-0x000000000127A000-0x000000000127F000-memory.dmp

    Filesize

    20KB

  • memory/3792-137-0x000000000127A000-0x000000000127F000-memory.dmp

    Filesize

    20KB