General

  • Target
    Maiss_support.exe
  • Size 2.9MB
  • Sample260907-pp1hcawhrd
  • SHA256 eb6a02b5135ac4ef3c6eac3fafd5ce520c94a36b6d541dadf0e91a88ce4d8462
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Maiss_support.exe
    • Size 2.9MB
    • SHA256 eb6a02b5135ac4ef3c6eac3fafd5ce520c94a36b6d541dadf0e91a88ce4d8462
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target
      $PLUGINSDIR/InstallOptions.dll
    • Size 14KB
    • SHA256 8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/ReadCustomerData.dll
    • Size 64KB
    • SHA256 5f76752e83789bb8184070d618d83f43c2f565cc7fad2c4266e44339223ba69b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/System.dll
    • Size 11KB
    • SHA256 dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/TvGetVersion.dll
    • Size 55KB
    • SHA256 c774a0fb87248b985b8543bd5ce2d5f58d64c091c912de8c0d45d9ff18ca1835
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsis7z.dll
    • Size 176KB
    • SHA256 0dedad042a306da32784c3ce79bfac0475b827e416c17e1a1dfdb461151f4271
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      TeamViewer.exe
    • Size 6.2MB
    • SHA256 015b1912e194a987b997453d34807c61964695668e96798f1a0f14d8b860b441
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Target
      TeamViewer_Desktop.exe
    • Size 2.2MB
    • SHA256 701fa727912566b842d6072839d4f4af505f2d9662bea789bd70460d383dfd00
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      TeamViewer_Resource_de.dll
    • Size 255KB
    • SHA256 e176c591d5aedf3a4c96a53c826343641abfd15c2ae79c43ed5e8bd945208783
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      TeamViewer_Service.exe
    • Size 2.6MB
    • SHA256 1dea67a601eaafaba2cb80229b1a4a05b6099c6f1be2ed5b20487786c82b8417
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      TeamViewer_StaticRes.dll
    • Size 2.3MB
    • SHA256 192e8b09becfbebac4fe71fe6ed391d0448f3c7056c88f68248be9a8505ddd57
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      tv_w32.dll
    • Size 64KB
    • SHA256 ea3f4562e20e6b4bd892e11e597ccc02325aca1be579df244ce015b3bc7133c7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      tv_w32.exe
    • Size 103KB
    • SHA256 5531101a8387222cac733726f6f58fb02ee4ce7798e5964514837c10ef4f7877
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      tv_x64.dll
    • Size 76KB
    • SHA256 93bfe08aeedc6a995883e83652ec81080503104a69f15549f640e934aa691a82
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      tv_x64.exe
    • Size 126KB
    • SHA256 05e3ae965608f662378232e4847754e18c09f2b98e5bbb380f784f320a865bd9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

upxinstaller
Score
5/10

behavioral1

defense_evasiondiscoveryspywarestealertrojanupx
Score
7/10

behavioral2

discoveryspywarestealerupx
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

defense_evasiondiscoveryspywarestealertrojan
Score
7/10

behavioral14

discoveryspywarestealer
Score
7/10

behavioral15

defense_evasiondiscoveryspywaretrojan
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

discovery
Score
3/10

behavioral24

discovery
Score
3/10

behavioral25

discovery
Score
3/10

behavioral26

discovery
Score
3/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10