Analysis

  • max time kernel
    149s
  • max time network
    195s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/11/2022, 00:25

General

  • Target

    3216751a0a87309ecabcb0c5ca3e7bd3f17940b42483dab6ebcff7dcf05931bf.exe

  • Size

    512KB

  • MD5

    09fed72d438c8f6a32116292d3291453

  • SHA1

    db603b1dc609d22125ee0588b87d51cc563370a3

  • SHA256

    3216751a0a87309ecabcb0c5ca3e7bd3f17940b42483dab6ebcff7dcf05931bf

  • SHA512

    c087c888c0dbda644be0c0050f9ee4783f7c40fd1bc291a620256d538993a5457bb6298f0605503b9d0f2131aa7f44cbf2c8935f43f0067fa09dab6fd4431384

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E40:0+h9OY70z+warul3E40

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.

  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3216751a0a87309ecabcb0c5ca3e7bd3f17940b42483dab6ebcff7dcf05931bf.exe
    "C:\Users\Admin\AppData\Local\Temp\3216751a0a87309ecabcb0c5ca3e7bd3f17940b42483dab6ebcff7dcf05931bf.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:5100
    • C:\Users\Admin\AppData\Local\Temp\n6238\s6238.exe
      "C:\Users\Admin\AppData\Local\Temp\n6238\s6238.exe" 5fb1c145eff5584f919e9eb5J2RmU+X6njWdad9sQi/kwabZRVvMBLT85ysXSzeI3lllos5v2cMdhQnaK46lLakF6w7pOxAL6fpskfIYx33TZxGlVIgYT4aYj4k+OQJ/l+L6/Zcc2OR1CE2NHChAgx1mZ1wqVTdafk7fHC/ZmpK0tPN+ /v "C:\Users\Admin\AppData\Local\Temp\3216751a0a87309ecabcb0c5ca3e7bd3f17940b42483dab6ebcff7dcf05931bf.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6238\s6238.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n6238\s6238.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3