General

  • Target
    TeamViewerQS_x64.exe
  • Size 32.0MB
  • Sample260627-pezhasbs9q
  • SHA256 43af44ff305e330400373dcfbc7f8b6d44d1b756b4f01931f512271526aff60c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      TeamViewerQS_x64.exe
    • Size 32.0MB
    • SHA256 43af44ff305e330400373dcfbc7f8b6d44d1b756b4f01931f512271526aff60c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Target
      $PLUGINSDIR/InstallOptions.dll
    • Size 15KB
    • SHA256 44b1d70219f88564d94da9fc8a7ca4d25d103575519c84a44df3057b8af98f71
    • 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/TvGetVersion.dll
    • Size 696KB
    • SHA256 e35396c7d7e32a8fe771895ed9ea16bd85c8544410bf4dc70a42ccd2884cfd83
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsis7z.dll
    • Size 187KB
    • SHA256 5d71aaeefbc81732017e9040c8087e6686a16dd54e6d9bcd5ba7a47af68cc925
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      TeamViewer.exe
    • Size 66.7MB
    • SHA256 3ad412f837b8135f05af4614da7573dc01a0d15cacee6388cce780e899965485
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Target
      TeamViewer_Desktop.exe
    • Size 14.7MB
    • SHA256 5e7b50a2efb8e790c5d4f7e91016f0642b3ec9b645abd896deae439dc66d23c6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      TeamViewer_Note.exe
    • Size 627KB
    • SHA256 68999d362c54f52c607b9c0ee661cbc0fdbc91e2fe858d8d619b1f76fdf3c105
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      TeamViewer_Resource_ar.dll
    • Size 365KB
    • SHA256 2ffc0cc0975c230e8efb0f6265e6535d2d60981166b00944748611abcc5f20ee
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Resource_bg.dll
    • Size 429KB
    • SHA256 57a4f3429b9fb62fbcf0b179ea16608c5d113d69c6b81198f679ff96b4da059e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      TeamViewer_Resource_cs.dll
    • Size 400KB
    • SHA256 eab15c31d5c2cb34191c5a1ac01131dd8fa57e3a4dadeca881edd91c27814444
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Resource_da.dll
    • Size 394KB
    • SHA256 0fada399cc2cc247e543d5dbd4ce97eccdb86fb77bb9a8c9ba30bd598927fbb1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Resource_de.dll
    • Size 441KB
    • SHA256 a22192918014e92fc5d4c94aaeecb33c3aa455e512e92ea64994c0e1ef3b5d7b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Resource_el.dll
    • Size 468KB
    • SHA256 7270e95f50ebb78ce5a509b4a5b6adb84a4aad7ee43dcef281830cbef95a9f3d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      TeamViewer_Resource_en.dll
    • Size 384KB
    • SHA256 05345444bcf16daea5b0fef442e15cd3dfc45161f82b172b5d65051ce07911f3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Resource_es.dll
    • Size 437KB
    • SHA256 189c0ee5b1942f28c22e9f34c47d60af2aa6a9fc07ad585c206fcacf20079f7d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

defense_evasiondiscoveryspywarestealertrojan
Score
5/10

behavioral2

discoveryspywarestealer
Score
4/10

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

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral11

defense_evasiondiscoveryspywarestealertrojan
Score
5/10

behavioral12

discoveryspywarestealer
Score
3/10

behavioral13

defense_evasionspywaretrojan
Score
3/10

behavioral14

Score
3/10

behavioral15

defense_evasionspywaretrojan
Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

adwarepersistenceransomwarespyware
Score
6/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

Score
1/10

behavioral28

adwarepersistenceransomwarespyware
Score
6/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10