General

  • Target

    MedicareSign.zip

  • Size

    10.1MB

  • Sample

    240715-j79abazcre

  • MD5

    d5f1c6df24f165f9012d1068a693c1be

  • SHA1

    8abd23316ab18861f4817704a5ad9aef3dc87f9d

  • SHA256

    bb227aa7b0404ccac254372c91ddf2e307526aa82ed9c4ecd3e495c38a6b4552

  • SHA512

    82590236958a1d7c6681eeaa2bbb7f8bc3489e6b73bffe472a7dc13aec45d87ee1b992e3154e8d55d1942ffadc5165d6530407b55d76e2331c32a4762b515fdf

  • SSDEEP

    196608:ZeDsDsiGV9/Mk6FpejSJ7ZYM3TTKuln392pzzsnlTob+ykuli:ZeQDS/EcSJb/Kuln3kpknJo7/i

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.2

Botnet

Default

C2

41.216.183.111:4449

Mutex

kcnzlaqzjkle

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      MedicareSign.zip

    • Size

      10.1MB

    • MD5

      d5f1c6df24f165f9012d1068a693c1be

    • SHA1

      8abd23316ab18861f4817704a5ad9aef3dc87f9d

    • SHA256

      bb227aa7b0404ccac254372c91ddf2e307526aa82ed9c4ecd3e495c38a6b4552

    • SHA512

      82590236958a1d7c6681eeaa2bbb7f8bc3489e6b73bffe472a7dc13aec45d87ee1b992e3154e8d55d1942ffadc5165d6530407b55d76e2331c32a4762b515fdf

    • SSDEEP

      196608:ZeDsDsiGV9/Mk6FpejSJ7ZYM3TTKuln392pzzsnlTob+ykuli:ZeQDS/EcSJb/Kuln3kpknJo7/i

    Score
    1/10
    • Target

      MedicareSign/AstCrp.dll

    • Size

      171KB

    • MD5

      dbb4bccfe8fee299d555a19865c41921

    • SHA1

      a6c494854ca8bec80c05e259a9d8d9346ec61786

    • SHA256

      45e87d7421b6b65c207e8d564a4e54dcdab7b104b83341f63d348f8894bde992

    • SHA512

      5b5b6091655801c984e87a5de4b8c3771b7ff8a069206662650ba652711db48a4912a613015c2254215ccbd252c475c4a4f00efcb1e0dfb404c6736746a187a4

    • SSDEEP

      3072:SNqEUD0UXALbdEHP5HJ1XDhaWwJ/kYc3e2uYOAg0FujDX8fLa/DNqulyZpx:IUqVy1Xta7tkV2AOHkulU

    Score
    1/10
    • Target

      MedicareSign/MedicareStart.exe

    • Size

      8.6MB

    • MD5

      679368412fd482fe978a21313d2a89c5

    • SHA1

      6267e3e28881a462d91ec8e558d2988ef8030b6b

    • SHA256

      beffe9a402b7721009674866ad773008c90b6af543973abdfb81391af4eb7146

    • SHA512

      2f730f6d77d951ede98653b362f8affa331588bf21a60539a60eee23d912ec5d73ca2a05b69e7e7c047b2c264b8b2c260b4f866515238ffbc2b60a1c11b6270c

    • SSDEEP

      196608:x/lCUxPzli/Aj+D70ajqqRVkmSEg8uW4BLFeQAizx:x/lCU1Q/Aj+D70ajqqRVzS9vW43zx

    Score
    10/10
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Async RAT payload

    • UPX packed file

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

    • Target

      MedicareSign/SHFolder.dll

    • Size

      841KB

    • MD5

      8d2c92d7cedd77f3eff8b383d5556f0c

    • SHA1

      dcbead38c732ccfb4593a0a867f19ec9b4a9d2e7

    • SHA256

      8df137226893144ce0b62593bd3c27874958e00cac5640e49d5d7dcfcd09d92c

    • SHA512

      747915cb4c6f4ce8e664600b3c7cd14804c412f08fd28bbe26d31e54553f4f5669312c1267d9e4452b1516805d6716f3d952e58f327f0a07e8b392f047166ca2

    • SSDEEP

      12288:G+ywRzslg0tInWI6wCZj6+AR2a3zCoST0DMakA/4KQd+iEtUz:dNWLjjERHfDDl4KQd+iEtUz

    Score
    10/10
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Async RAT payload

    • Blocklisted process makes network request

    • UPX packed file

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

    • Target

      MedicareSign/astclient.dll

    • Size

      675KB

    • MD5

      7bf95a14483346eae890e6f4354c74a8

    • SHA1

      7de11b13cfe609d454bdd1393ed3d79a127c1b7c

    • SHA256

      719f267e41c95e36f99f5da0b9d5d70054d3e9c16e99fb1122948382b976d614

    • SHA512

      ef8b24e6079f05b3f1253e4487e1426639ceb5c1e13ca80046debd224353280e921ea765958f5b3f564983992a294e0242fd7bf4753cce24c51caa86557b51fe

    • SSDEEP

      12288:eVX2O3PmDFam0YxykOeH74CMDEnvpWua1ph0lhSMXlCIVktHFlAP:QGMmbjxyk144vpWukh0lhSMXlaDAP

    Score
    5/10
    • Drops file in System32 directory

    • Target

      MedicareSign/astprint.dll

    • Size

      14KB

    • MD5

      02f50ce43aa143a0a933036d4897879e

    • SHA1

      0cc00f804fb902f7420fcbe8633a0991c7e1f49c

    • SHA256

      9b1231d03c4cc88cca0dd224cb4059e2cfadeff9a5ef9f082c1da99e4ca95360

    • SHA512

      da7573f2cb76798fc4845284857540cf4093228084f30b9230497268fd6a5e60a9246b63a5915b3dd192e60143e4fc17427d6c316392de1be60071dec57d686f

    • SSDEEP

      192:J8QxCQybcQQybzW6kwCiEHio27aefHix86Tq7Y4odAUhUZQwg2G4lYqufZnIcfx:PVkntCi0GtCxXBhge4GfZIcfx

    Score
    3/10
    • Target

      MedicareSign/config.ini

    • Size

      592B

    • MD5

      d0194a86163e4edc6df8d7d18e05e94f

    • SHA1

      a6fa3081d4b52ad403cb7e6328323145f825db9d

    • SHA256

      bf98bf21fe2e415b0ddcfca143f1470672a621e0b6bf6688c66e0ea32fc38f26

    • SHA512

      332dfcb032304b027ba71e9e2f61d828834ee18aca9bd36b3774ee9187550b0b760d2ec9bd55d7bb05c38aa4ea27156dcd56abb302d487dad24cc37338d9856a

    Score
    1/10
    • Target

      MedicareSign/eng.lng

    • Size

      41KB

    • MD5

      a210c2a3609b1c03df6d0219f74fc543

    • SHA1

      78888e250c8af963268ebc467319d71a5061db6b

    • SHA256

      3a968020e1532ecaffaef3be8f15b6ecbac3d58d129eb92511deca6904d215f5

    • SHA512

      7e866eb3aa958d0ba2132044d7569ac97b20d712372b7343215f8383400231a12b502437a5984f376c81e50aa88b56037767514f94cd33f582b6b5c479f70ed5

    • SSDEEP

      768:PkMuRwIvheHUkBgZs+0f/G4xI5IWbCPZLBC3RaNq3MDikSwTkAN:PKRvc/24OIWGPnsF3MDikbBN

    Score
    3/10
    • Target

      MedicareSign/rus.lng

    • Size

      46KB

    • MD5

      4f72ebbb21a28ef673687332542300b9

    • SHA1

      97728fa855847e50d0bb1d139c4d1e10e79a3253

    • SHA256

      ac761219f646ef9fbab4816c93a3754e9f6cb988872a1951e7f78acb799ba01e

    • SHA512

      9f363dbc28a0d91ece3945631d89a2941f46959e8cf53c845394782854cd92ef922c27ec2cc3f0e82ee35271a0c4ea58d2fd62f098902e07271df00707278105

    • SSDEEP

      768:bm9Qflsx38ZvCbPiyE1nvdm9tabMNfXGDdCCncTl4NRE6SjgQyPBhYgA/pCqFomU:69QflaIuib1AHabMNfXcdtncTl4NS6Ss

    Score
    3/10
    • Target

      __MACOSX/._MedicareSign

    • Size

      276B

    • MD5

      d16decad95607c5def284c3e7bd17523

    • SHA1

      498544433a1128df9a850431971403945e42d139

    • SHA256

      c2f4d1605bde8982981ca84e8f0369057d4a32b0b97dda128b5011fdc57ed55e

    • SHA512

      5cab48c3cd05a9d68aaf6a64cc484d08250cf8ebea715aa9188ef9adf2740f0974c889b4f0776f845299944cbab55dd26520338505cfcc07529ec9982436ef8a

    Score
    3/10
    • Target

      __MACOSX/MedicareSign/._AstCrp.dll

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10
    • Target

      __MACOSX/MedicareSign/._MedicareStart.exe

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10
    • Target

      __MACOSX/MedicareSign/._SHFolder.dll

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10
    • Target

      __MACOSX/MedicareSign/._astclient.dll

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10
    • Target

      __MACOSX/MedicareSign/._astprint.dll

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10
    • Target

      __MACOSX/MedicareSign/._astrct.dll

    • Size

      176B

    • MD5

      d77d402b36b663889ad1ced2174dfc28

    • SHA1

      743ee3fae3f2d6da885ef850566faf17b3609f7a

    • SHA256

      879a0534c76af04a7bc6a6d15f64e9d156c909f05c11852cbf20c3890737b6c1

    • SHA512

      d86d8e6e185596eb86b3af288e64bbdef4f4945bb415a76316d7451b02172ca9b69d6e13b71b7d8a641414df6668e596b481ace7490215d51cfc7c5464e403d2

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks

static1

upx
Score
7/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

upx
Score
7/10

behavioral6

asyncratdefaultratupx
Score
10/10

behavioral7

Score
1/10

behavioral8

asyncratdefaultratupx
Score
10/10

behavioral9

Score
5/10

behavioral10

Score
5/10

behavioral11

Score
1/10

behavioral12

Score
3/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
3/10

behavioral16

Score
3/10

behavioral17

Score
3/10

behavioral18

Score
3/10

behavioral19

Score
3/10

behavioral20

Score
3/10

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

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10