Analysis

  • max time kernel
    117s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 02:49

General

  • Target

    $R0/Uninstall Netron.exe

  • Size

    284KB

  • MD5

    59a7e0b1cf6e2a958ea10b60733c09e3

  • SHA1

    73baebb0432ab8e350f8057245ca496415bd0b9a

  • SHA256

    c530b575259b7e727629996250900336eca08bfad95e972cf5a07a0dfc867eb3

  • SHA512

    bc4bdd86727a9a5abffd5111468f2197693e7b2a10a69060840b6932f592d8fefa32f315d885132868235ad39771372969393e497169cdbdcfa0c812f4bb50d3

  • SSDEEP

    6144:M740I8rKtttttttttttt+//+/t6+t+ttttttt+t+t+qwv7mXFtttttMtttcXuVCR:u9yvEX2BRKJz

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Netron.exe
    "C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall Netron.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1684
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c tasklist /FI "USERNAME eq %USERNAME%" /FI "IMAGENAME eq Netron.exe" /FO csv | "C:\Windows\system32\find.exe" "Netron.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2848
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist /FI "USERNAME eq Admin" /FI "IMAGENAME eq Netron.exe" /FO csv
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2736
        • C:\Windows\SysWOW64\find.exe
          "C:\Windows\system32\find.exe" "Netron.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsdCA90.tmp\StdUtils.dll

    Filesize

    100KB

    MD5

    c6a6e03f77c313b267498515488c5740

    SHA1

    3d49fc2784b9450962ed6b82b46e9c3c957d7c15

    SHA256

    b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

    SHA512

    9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

  • \Users\Admin\AppData\Local\Temp\nsdCA90.tmp\System.dll

    Filesize

    12KB

    MD5

    0d7ad4f45dc6f5aa87f606d0331c6901

    SHA1

    48df0911f0484cbe2a8cdd5362140b63c41ee457

    SHA256

    3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    SHA512

    c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

  • \Users\Admin\AppData\Local\Temp\nsdCA90.tmp\WinShell.dll

    Filesize

    3KB

    MD5

    1cc7c37b7e0c8cd8bf04b6cc283e1e56

    SHA1

    0b9519763be6625bd5abce175dcc59c96d100d4c

    SHA256

    9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

    SHA512

    7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

  • \Users\Admin\AppData\Local\Temp\nsdCA90.tmp\nsExec.dll

    Filesize

    6KB

    MD5

    ec0504e6b8a11d5aad43b296beeb84b2

    SHA1

    91b5ce085130c8c7194d66b2439ec9e1c206497c

    SHA256

    5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962

    SHA512

    3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57

  • \Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

    Filesize

    284KB

    MD5

    59a7e0b1cf6e2a958ea10b60733c09e3

    SHA1

    73baebb0432ab8e350f8057245ca496415bd0b9a

    SHA256

    c530b575259b7e727629996250900336eca08bfad95e972cf5a07a0dfc867eb3

    SHA512

    bc4bdd86727a9a5abffd5111468f2197693e7b2a10a69060840b6932f592d8fefa32f315d885132868235ad39771372969393e497169cdbdcfa0c812f4bb50d3