General

  • Target
    StealthSurf-windows-x64-setup.exe
  • Size 12.0MB
  • Sample261015-x3ef2aby8v
  • SHA256 a96bbb3e8598c79865f7e87990021b2d683543f1f5ca723ffe7afd8cc87349fd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      StealthSurf-windows-x64-setup.exe
    • Size 12.0MB
    • SHA256 a96bbb3e8598c79865f7e87990021b2d683543f1f5ca723ffe7afd8cc87349fd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Loads dropped DLL

    • Checks installed software on the system

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

    • Target
      $PLUGINSDIR/NSISdl.dll
    • Size 15KB
    • SHA256 ddf40229dd9d6b268902d8dea88c8a04aacf1af218dd29f6dcd35babc54ac08d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/StartMenu.dll
    • Size 7KB
    • SHA256 fe330320459637d8dd2b5d84d07925c38ec264152ffd3b1760a4d44d76536caa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsDialogs.dll
    • Size 9KB
    • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsExec.dll
    • Size 7KB
    • SHA256 b121689861b506dbc9c3797b49bc8a90d555cb7db58cb959165cc758391c00bb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsis_tauri_utils.dll
    • Size 33KB
    • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      cli-path.ps1
    • Size 2KB
    • SHA256 a462d6213011ecb300b7bd1f14f5cb3d7498754c0b3add7d232ffadbfda536bd
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      stealthsurf-desktop.exe
    • Size 27.6MB
    • SHA256 02f5a76e9d5af95e7c5a7354b3f0c4ee36e6c96102b50af28fa9f7ef121d6718
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      stealthsurf-openflux.exe
    • Size 10.3MB
    • SHA256 87ba2e0e99e6faed23f6c3ff4168bbe59f48ca2d9794fd05655a92eda5754369
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      stealthsurf-tun-service.exe
    • Size 2.4MB
    • SHA256 155500e1ba5404fe6e984500c7e71a2b82cc59d2c5efe5e239c07e12172eba04
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      stealthsurf.exe
    • Size 670KB
    • SHA256 20a52fae8b8b6c448fa9a604cded375011bb6d754175e4274ce6536068ec24e8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      wintun.dll
    • Size 417KB
    • SHA256 e5da8447dc2c320edc0fc52fa01885c103de8c118481f683643cacc3220dafce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

discoveryexecution
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

discovery
Score
3/10

behavioral13

discovery
Score
3/10

behavioral14

discovery
Score
3/10

behavioral15

execution
Score
3/10

behavioral16

execution
Score
3/10

behavioral17

defense_evasiondiscoveryspywaretrojan
Score
6/10

behavioral18

defense_evasiondiscoveryspywaretrojan
Score
6/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10