Overview

overview

10

Static

static

3

Account& P...df.exe

windows7-x64

10

Account& P...df.exe

windows10-2004-x64

10

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    Account& Payment Transfer Details_pdf.exe

  • Size

    944KB

  • Sample

    240709-lttc2szfmb

  • MD5

    6afe17d560555626a1cd4eec0f7fcf21

  • SHA1

    a16f9b88160b6bd94312b70653ae17dd599a26cc

  • SHA256

    49b1b72b78eee09213eb8e67fdd91ddbf426ea8bb0802a60b43110e663204f0a

  • SHA512

    f90ec838020a6698ea5e2664bde2021cf9148c0e9c74b3c5d6bd49b413b76c4448bba044426afc22054d91379d6d10591b274b089eced8c69f3e8fc8e0e8f28a

  • SSDEEP

    24576:SKMrb0I90mVbBhGrH1oiJ1QK1bgj8AVqco4VDwsc/8oG3Go:40I97PGreiHQK1lkDC/gGo

Score
10/10
remcosremotehostrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

38.170.239.50:6192

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-5O631F

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Account& Payment Transfer Details_pdf.exe

    • Size

      944KB

    • MD5

      6afe17d560555626a1cd4eec0f7fcf21

    • SHA1

      a16f9b88160b6bd94312b70653ae17dd599a26cc

    • SHA256

      49b1b72b78eee09213eb8e67fdd91ddbf426ea8bb0802a60b43110e663204f0a

    • SHA512

      f90ec838020a6698ea5e2664bde2021cf9148c0e9c74b3c5d6bd49b413b76c4448bba044426afc22054d91379d6d10591b274b089eced8c69f3e8fc8e0e8f28a

    • SSDEEP

      24576:SKMrb0I90mVbBhGrH1oiJ1QK1bgj8AVqco4VDwsc/8oG3Go:40I97PGreiHQK1lkDC/gGo

    Score
    10/10
    remcosremotehostrat

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/LangDLL.dll

    • Size

      5KB

    • MD5

      3dd80dff583544514eeb3a5ed851a519

    • SHA1

      56f7324d9d4230c96d1963e7b3e02b05a6cf5c24

    • SHA256

      86cff5eaca76c49f924cb123d242fdcfd45ab99c4b638d3b8f4a8cfb1970ab5b

    • SHA512

      955f4df195b5d134449904e9020f80125cfb64d70d9482ff583451f3fcb10d15577ceac4180f71a96452d8478f6365160ab15731f9a79a494383087c9310fd1d

    • SSDEEP

      48:S46+/p2TKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mhofjLl:zf2uPbOBtWZBV8jAWiAJCdv2CmwL

    Score
    3/10
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      75ed96254fbf894e42058062b4b4f0d1

    • SHA1

      996503f1383b49021eb3427bc28d13b5bbd11977

    • SHA256

      a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

    • SHA512

      58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

    • SSDEEP

      192:X24sihno0bW+l97H4GB7QDs91kMtwtobTr4u+QHbazMNHT7dmNIEr:m8vJl97JeoxtN/r3z7YV

    Score
    3/10
    behavioral5behavioral6

MITRE ATT&CK Enterprise v15

Tasks