Overview

overview

10

Static

static

10

TETR.IO Setup.exe

windows7-x64

7

TETR.IO Setup.exe

windows10-2004-x64

7

$PLUGINSDI...er.dll

windows7-x64

3

$PLUGINSDI...er.dll

windows10-2004-x64

3

$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

$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

LICENSES.c...m.html

windows7-x64

3

LICENSES.c...m.html

windows10-2004-x64

3

TETR.IO.exe

windows7-x64

1

TETR.IO.exe

windows10-2004-x64

7

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/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

$PLUGINSDI...ec.dll

windows7-x64

3

$PLUGINSDI...ec.dll

windows10-2004-x64

3

$PLUGINSDI...7z.dll

windows7-x64

3

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General

  • Target
    TETR.IO Setup.exe
  • Size 78.2MB
  • Sample240905-fb7vtsthlh
  • SHA256 7ba60c548a30dfd291328ea52c96c5aa5f3eb1beeb71f195802842b645d27a8e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
zloaderdiscoveryexecution

Malware Config

Targets

    • Target
      TETR.IO Setup.exe
    • Size 78.2MB
    • SHA256 7ba60c548a30dfd291328ea52c96c5aa5f3eb1beeb71f195802842b645d27a8e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    discoveryexecution

    • Checks computer location settings

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

    • 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/SpiderBanner.dll
    • Size 9KB
    • SHA256 996a259e53ca18b89ec36d038c40148957c978c0fd600a268497d4c92f882a93
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral3behavioral4
    • Target
      $PLUGINSDIR/StdUtils.dll
    • Size 100KB
    • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral5behavioral6
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • 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 77.6MB
    • SHA256 70106fafcb522ba8fb9bdbf47368addbc778455edb6a8cc6efaf270bf65b9241
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral11behavioral12
    • Target
      LICENSES.chromium.html
    • Size 8.7MB
    • SHA256 ad35e72893910d6f6ed20f4916457417af05b94ab5204c435c35f66a058d156b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral13behavioral14
    • Target
      TETR.IO.exe
    • Size 168.2MB
    • SHA256 eb12da60c8f3c26bc96406b06b38718b23f13f22c74f56b8196968fe386fe9eb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    execution

    • Checks computer location settings

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

    • Loads dropped DLL

    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 450d5e6a11dc31dc6e1a7af472cd08b7e7a78976b1f0aa1c62055a0a720f5080
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral18behavioral19
    • Target
      libEGL.dll
    • Size 467KB
    • SHA256 afef052c621f72ba986d917a9e090d23a13f4ab6bc09f158eeb73fd671b94219
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral20behavioral21
    • Target
      libGLESv2.dll
    • Size 7.3MB
    • SHA256 3a39137dcee6cb6663ae9cca424b6b05cf56c0ad7e32fb72cb94549ea9dbcae8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral22behavioral23
    • Target
      resources/elevate.exe
    • Size 114KB
    • SHA256 1556b9e943014767551c034bd2c226ca0288459f160759b6ab2a9c122de07ab3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral24behavioral25
    • Target
      vk_swiftshader.dll
    • Size 5.1MB
    • SHA256 08e34bc25653f9357a4ccf62966d698b7cc6265dc668046a28403ae5786132ee
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral26behavioral27
    • Target
      vulkan-1.dll
    • Size 932KB
    • SHA256 419488597ea255ec61f028aeecd36572d072dfe49b7ab716cd2c0a8e186f24e6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral28behavioral29
    • Target
      $PLUGINSDIR/nsExec.dll
    • Size 6KB
    • SHA256 5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral30behavioral31
    • Target
      $PLUGINSDIR/nsis7z.dll
    • Size 424KB
    • SHA256 b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral32

MITRE ATT&CK Enterprise v15

Tasks

static1

zloader
Score
10/10

behavioral1

discovery
Score
7/10

behavioral2

discoveryexecution
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

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

Score
1/10

behavioral16

execution
Score
7/10

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

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

Score
1/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

discovery
Score
3/10

behavioral31

discovery
Score
3/10

behavioral32

discovery
Score
3/10