Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    13-05-2023 07:14

General

  • Target

    72f99c537d61d38a113e121348cce0dd.exe

  • Size

    248KB

  • MD5

    72f99c537d61d38a113e121348cce0dd

  • SHA1

    cd0fe8ef6c8710ff25e1a80e0fbb2950f336f705

  • SHA256

    9a21938b14051d84ce270628a87593634366b0eb2f864e261cca25a062d860ae

  • SHA512

    7a718c91246ff0192670dbc377c1b7dc9c96049b33145df28ab2cbaa6ac26c64decb43926b5523c6de327416faf4ad234096e090dffcc18e6bc8bc384b04476e

  • SSDEEP

    6144:/Ya69yR2Ibj4TC/aVucDdIM5qdwQ7jsXyZzCuBI0V7DI:/YvyR3CqaocdrodB4iJCaI0V/I

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72f99c537d61d38a113e121348cce0dd.exe
    "C:\Users\Admin\AppData\Local\Temp\72f99c537d61d38a113e121348cce0dd.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\AppData\Local\Temp\72f99c537d61d38a113e121348cce0dd.exe
      "C:\Users\Admin\AppData\Local\Temp\72f99c537d61d38a113e121348cce0dd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:280

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsd1E7.tmp\jeribpxso.dll

    Filesize

    4KB

    MD5

    4ec0a8f45268658f197152b62a049bf6

    SHA1

    f5fef07216ac47f9d136f5b7bc7399623e3c1005

    SHA256

    f3595256f922b81a60ab51da9a6432f0001ef03902574c05d7ea06b87c83dd51

    SHA512

    1d1d623570733546f9e0bd5e569b34c91a303fd2dca2af029b286d3924928112ebf1a4a5e93d593d8149db8e8be3e735b4388cdb286f24ca4f56a5ba5bcf4e7e

  • memory/280-61-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/280-62-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/280-64-0x00000000008D0000-0x0000000000BD3000-memory.dmp

    Filesize

    3.0MB