Overview

overview

10

Static

static

10

Caprine-Se....1.exe

windows7-x64

7

Caprine-Se....1.exe

windows10-2004-x64

7

$PLUGINSDI...ls.dll

windows7-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDIR/UAC.dll

windows7-x64

3

$PLUGINSDIR/UAC.dll

windows10-2004-x64

3

$PLUGINSDI...ll.dll

windows7-x64

3

$PLUGINSDI...ll.dll

windows10-2004-x64

3

$PLUGINSDIR/app-64.7z

windows7-x64

3

$PLUGINSDIR/app-64.7z

windows10-2004-x64

3

Caprine.exe

windows7-x64

1

Caprine.exe

windows10-2004-x64

7

LICENSES.c...m.html

windows7-x64

3

LICENSES.c...m.html

windows10-2004-x64

3

d3dcompiler_47.dll

windows10-2004-x64

1

ffmpeg.dll

windows7-x64

1

ffmpeg.dll

windows10-2004-x64

1

libEGL.dll

windows7-x64

1

libEGL.dll

windows10-2004-x64

1

libGLESv2.dll

windows7-x64

1

libGLESv2.dll

windows10-2004-x64

1

resources/...isturb

macos-10.15-amd64

4

resources/...dex.js

windows7-x64

3

resources/...dex.js

windows10-2004-x64

3

resources/elevate.exe

windows7-x64

3

resources/elevate.exe

windows10-2004-x64

3

vk_swiftshader.dll

windows7-x64

1

vk_swiftshader.dll

windows10-2004-x64

1

vulkan-1.dll

windows7-x64

1

vulkan-1.dll

windows10-2004-x64

1

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General

  • Target
    Caprine-Setup-2.60.1.exe
  • Size 78.6MB
  • Sample240908-wpc6dasbmh
  • SHA256 30863f7a149c41c3edb9537a1e93321faab3c68fed49cccbaeddb099388b14ac
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
zloaderdiscoveryevasionexecutionmacos

Malware Config

Targets

    • Target
      Caprine-Setup-2.60.1.exe
    • Size 78.6MB
    • SHA256 30863f7a149c41c3edb9537a1e93321faab3c68fed49cccbaeddb099388b14ac
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    discovery

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates processes with tasklist

      discovery
    behavioral1behavioral2
    • Target
      $PLUGINSDIR/StdUtils.dll
    • Size 100KB
    • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral3behavioral4
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral5behavioral6
    • Target
      $PLUGINSDIR/UAC.dll
    • Size 14KB
    • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral7behavioral8
    • Target
      $PLUGINSDIR/WinShell.dll
    • Size 3KB
    • SHA256 9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
    • MD5 SHA1 SHA512
    Score
    3/10
    discovery
    behavioral10behavioral9
    • Target
      $PLUGINSDIR/app-64.7z
    • Size 77.9MB
    • SHA256 1cbf74790e61a10240e516a6916951a2f8669542942329cac0fb161d00225f4d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral11behavioral12
    • Target
      Caprine.exe
    • Size 168.2MB
    • SHA256 77a9a1d1160671f19be29f2965bf50ad987d9e6c660f5231665ee31aef4ada02
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral13behavioral14
    • Target
      LICENSES.chromium.html
    • Size 8.7MB
    • SHA256 ad35e72893910d6f6ed20f4916457417af05b94ab5204c435c35f66a058d156b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral15behavioral16
    • Target
      d3dcompiler_47.dll
    • Size 4.7MB
    • SHA256 7353f25dc5cf84d09894e3e0461cef0e56799adbc617fce37620ca67240b547d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral17
    • Target
      ffmpeg.dll
    • Size 2.7MB
    • SHA256 3711bfe359daadc4c40042b7ee309d3cf8a084e50edb19ac51be46e601178849
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral18behavioral19
    • Target
      libEGL.dll
    • Size 467KB
    • SHA256 4d4a5fa2c7cc5f9cea69b3098ac9d5b1dddb26a9fa8740cc33201f30d1405e56
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral20behavioral21
    • Target
      libGLESv2.dll
    • Size 7.3MB
    • SHA256 14a03f20123021134dfc366455c59349a2fe082ffef81aeb54826a226248c43f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral22behavioral23
    • Target
      resources/app.asar.unpacked/node_modules/@sindresorhus/do-not-disturb/do-not-disturb
    • Size 9.6MB
    • SHA256 bc21adb6d2f95b7a1970aec4d6a872abba490d6a743d2dc665e3b7fa3c9784f4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    4/10
    evasion
    behavioral24
    • Target
      resources/app.asar.unpacked/node_modules/@sindresorhus/do-not-disturb/index.js
    • Size 1KB
    • SHA256 57d3ef38cd8cdabc64b4d3e48a20df043c56953283e62f01103a98f21350393c
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral25behavioral26
    • Target
      resources/elevate.exe
    • Size 105KB
    • SHA256 9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral27behavioral28
    • Target
      vk_swiftshader.dll
    • Size 5.1MB
    • SHA256 c9c85b52674ba40d768f752cb3011f41ae676310ae49d4e91f8d877ba747e3db
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral29behavioral30
    • Target
      vulkan-1.dll
    • Size 932KB
    • SHA256 18e8770322af77f66b64dfbf096638d9e8f13edec0801e53a8506a682cf93dcd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral31behavioral32

MITRE ATT&CK Enterprise v15

Tasks

static1

zloader
Score
10/10

behavioral1

discovery
Score
7/10

behavioral2

discovery
Score
7/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

Score
3/10

behavioral13

Score
1/10

behavioral14

Score
7/10

behavioral15

discovery
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

evasion
Score
4/10

behavioral25

execution
Score
3/10

behavioral26

execution
Score
3/10

behavioral27

discovery
Score
3/10

behavioral28

discovery
Score
3/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10