Overview

overview

10

Static

static

45eab8ee0a...f0.exe

windows7-x64

10

45eab8ee0a...f0.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2022, 20:39

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General

  • Target

    45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0.exe

  • Size

    316KB

  • MD5

    15d90f93d5dd7ef55ff7a87809135305

  • SHA1

    85a135a83be77412621000536948b354e1648afb

  • SHA256

    45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0

  • SHA512

    170adbfd15e48f875aae8a32806346cdc1defe1c20021870c12b41e20c8c98a7ea25ada4db4d4e1d98c48123eec59f9517252dd6126631b618fbcb064fdd4a0b

  • SSDEEP

    6144:m3LduC2i41qkybwIdsbAI83iRR0cSpQTtyzsduHNIv3:m35uC2iRkyUoiRR0TCtyYduHNI

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Signatures

  • Detects Smokeloader packer 6 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0.exe
    "C:\Users\Admin\AppData\Local\Temp\45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0.exe
      "C:\Users\Admin\AppData\Local\Temp\45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:764
  • C:\Users\Admin\AppData\Roaming\thcaisb
    C:\Users\Admin\AppData\Roaming\thcaisb
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Users\Admin\AppData\Roaming\thcaisb
      C:\Users\Admin\AppData\Roaming\thcaisb
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3616

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\thcaisb
          Filesize

          316KB

          MD5

          15d90f93d5dd7ef55ff7a87809135305

          SHA1

          85a135a83be77412621000536948b354e1648afb

          SHA256

          45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0

          SHA512

          170adbfd15e48f875aae8a32806346cdc1defe1c20021870c12b41e20c8c98a7ea25ada4db4d4e1d98c48123eec59f9517252dd6126631b618fbcb064fdd4a0b

          Download Submit

        • C:\Users\Admin\AppData\Roaming\thcaisb
          Filesize

          316KB

          MD5

          15d90f93d5dd7ef55ff7a87809135305

          SHA1

          85a135a83be77412621000536948b354e1648afb

          SHA256

          45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0

          SHA512

          170adbfd15e48f875aae8a32806346cdc1defe1c20021870c12b41e20c8c98a7ea25ada4db4d4e1d98c48123eec59f9517252dd6126631b618fbcb064fdd4a0b

          Download Submit

        • C:\Users\Admin\AppData\Roaming\thcaisb
          Filesize

          316KB

          MD5

          15d90f93d5dd7ef55ff7a87809135305

          SHA1

          85a135a83be77412621000536948b354e1648afb

          SHA256

          45eab8ee0aab2434f5e989bf3f7fb726230b4d28334f1a7ce4a0ff0a927887f0

          SHA512

          170adbfd15e48f875aae8a32806346cdc1defe1c20021870c12b41e20c8c98a7ea25ada4db4d4e1d98c48123eec59f9517252dd6126631b618fbcb064fdd4a0b

          Download Submit

        • memory/764-136-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/764-137-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/764-133-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3616-144-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3616-145-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/4356-143-0x000000000078E000-0x00000000007A3000-memory.dmp

          Filesize

          84KB

          Download

        • memory/5088-135-0x0000000002190000-0x0000000002199000-memory.dmp

          Filesize

          36KB

          Download

        • memory/5088-134-0x000000000054E000-0x0000000000563000-memory.dmp

          Filesize

          84KB

          Download