General

  • Target

    Virussign.2024.12.25.7z

  • Size

    22.7MB

  • Sample

    250131-xffetawlhj

  • MD5

    362cffb15f28c5b27503e8d9bb4ed548

  • SHA1

    6072864fd823f39a9895b734c7b4cf68746d26ea

  • SHA256

    f04afa122d919fe049eb055ab6d29f8a414b4041440af660895916b7e32f20a0

  • SHA512

    ff7d08ffff9a590b92a5ae7bd207eade68464adabf75436f48d8643597711678bac466159f028da6d0ae64dd52cfcc9d63f6cf61b87004f58852d19a054a5a7f

  • SSDEEP

    393216:DUfW7XJu+Ah4PwyyxAs7+I85EcR7J8IjuCW0LaoXFBJPb:DUSXJuthOyt745l7WK80LaEJT

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Targets

    • Target

      virussign.com_e9db7f543abe55498e2fe9e81adbd150.vir

    • Size

      694KB

    • MD5

      e9db7f543abe55498e2fe9e81adbd150

    • SHA1

      733744d9a70cd274c03136ff77fdf4e2e92ef3b8

    • SHA256

      eaf8a5f8274a994a5102074b58d341d6d5f8bead8ef8ff1eef1c1a233d621ac9

    • SHA512

      a4cc8e5b0c15c0a6e1c6a665dbbf0b05ccefd89d5f78f31eba08bdc9e409248cc169a6a10adfe1bc3c282854ad37247a9d27f714db1dc953b6e63f7f2b8292ab

    • SSDEEP

      768:5BBdFYDgao5/AUrLEEzayTpBJfxBDlxcFNXK8D1Foj/:5pcC/eAayJ3Rx0g

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Drops file in System32 directory

    • Target

      virussign.com_eaaf615aa5e8154699b86613ef98de77.vir

    • Size

      468KB

    • MD5

      eaaf615aa5e8154699b86613ef98de77

    • SHA1

      8c412f4f4db4c834f65f29251a60fb18f0d2ba5b

    • SHA256

      a084496476b0917665554d72d164d59f7780c154c066b7c845eb9df5d27eae02

    • SHA512

      41b4ca9171db952925ed053c1f072d7244f9148c04cdd91237aed1b39bb55a65adf367b30b321c3ec0be007b28e9ee2bf098ddd6fcda88aa1040b540562c16de

    • SSDEEP

      3072:F8vXogtBIh5U4bYGPzQMcc8/G2m4R3pvhmHekVej6k+kOocVtSl1:F8/oZHU45PMMccwZDH6kjTcVt

    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      virussign.com_eb1164afcd72b42faf1ed16fe69415f2.vir

    • Size

      6KB

    • MD5

      eb1164afcd72b42faf1ed16fe69415f2

    • SHA1

      000b812418a9ee25e6ad3828927a5b01d06c305b

    • SHA256

      d2cc0c11b63bfd8f99d298ad4673ef4f93f821a099b47565641921ba55f63234

    • SHA512

      2aee9925468b529be72ddb88a57c985b4dab43183ded7e2595e1c75b87ea36f966f5b28ec58b85c655310bede5671675bbf03a908a13e45f64c6e8d8d131d24e

    • SSDEEP

      96:ZcimbEILPlEcE2VYlnlYJnLEM/mTL0KfEeg1VtXmrWHK:mbEGVInlYJL/eTLT/

    Score
    1/10
    • Target

      virussign.com_eb1a20a14bfd42ddd3c295062ff4c91f.vir

    • Size

      1.7MB

    • MD5

      eb1a20a14bfd42ddd3c295062ff4c91f

    • SHA1

      30c284cd629408332ab5f2b128e963076ade24ca

    • SHA256

      23964bf30d3886719493bbb50efed384efdc7f39103fe37d87e41593447f6460

    • SHA512

      e37604a6cb31a8d1a54b0318ed78f5e2b99efd02da4faeaa3d43915f4a6b6d0e4c61eca24d7e9fc83a7cf0c324ecdd1b5fe65c7ba082233f402ee87595d4d0ae

    • SSDEEP

      49152:GezaTF8FcNkNdfE0pZ9ozttwIRxj4c5yOBZddgJV7N:GemTLkNdfE0pZym

    Score
    10/10
    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      virussign.com_eb4dc797b31871c193bd57e75feda4cd.vir

    • Size

      960KB

    • MD5

      eb4dc797b31871c193bd57e75feda4cd

    • SHA1

      6bbf67fdd8afb7169029c380759ed466bc6a9c6e

    • SHA256

      6df068e0c186d1dcfbe22e568f0ae287f89bbb7be04d9fbe38b47e2694c0bbe7

    • SHA512

      80c5f4a047ad63c23ff5158f6966d066716c7ca826d5f9d55170b5a4508cbfb1bdcf153cb4c7e664408e5cbef85ca9ac6ba932f2a046060cce092a8316dff7dd

    • SSDEEP

      12288:OCh9wJlnu3M5taezc6+RmstjlDa/ZSt4mv+ni5:FPwJlnu8ba2c6+RmsDa/ZSt4mv+ni5

    Score
    7/10
    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      virussign.com_ec6cca2542808661cbc8b554736f52e8.vir

    • Size

      83KB

    • MD5

      ec6cca2542808661cbc8b554736f52e8

    • SHA1

      fa89ae97a49897d65d9ed30c49402c13d676eb90

    • SHA256

      8decbee0ba4137052b4955039e53dc74cc72c13349bef5dad17131e15f03d4b3

    • SHA512

      4ed2f84fb490c8869451d1f6fa7ff02a034076df5b26d5bd5df79b9183be2a6900750857faa390cf88260679ac6d586ba74ed087304dfa58ef3863c076a11cc6

    • SSDEEP

      1536:LJaPJpAz869DUxWB+i4OQ4NR2Kk+aSnfZaG8fcaOCzGquSE0cF+JK6:LJ0TAz6Mte4A+aaZx8EnCGVuJd

    Score
    5/10
    • UPX packed file

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

    • Target

      virussign.com_ecb767dd467a854cb9068795c708edb9.vir

    • Size

      83KB

    • MD5

      ecb767dd467a854cb9068795c708edb9

    • SHA1

      257d762e492915b63885124593594cfefb53926a

    • SHA256

      5399c72af3c4fc72880427859a76f93f75057d839138c7d9ac85ba23875e7d37

    • SHA512

      4738f5228ddc6dae12b8a1015d7db581a89f8537e0f74bcb485211fc8d85c3cf0013f9dac1a0cb834dc5bd40273190b619f0a85b62d22079f645ce6b2dc2b446

    • SSDEEP

      1536:LJaPJpAz869DUxWB+i4OQ4NR2Kk+aSnfZaG8fcaOCzGquSE0cF+fKe:LJ0TAz6Mte4A+aaZx8EnCGVuf3

    Score
    5/10
    • UPX packed file

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

    • Target

      virussign.com_ecc04a1ce003b4a5edb12825179f3a61.vir

    • Size

      83KB

    • MD5

      ecc04a1ce003b4a5edb12825179f3a61

    • SHA1

      23f2a98442ae9052c27df0b15a61c2fd2b02d402

    • SHA256

      32b649b2719a9bef61cfa95b7306ad8a4de55df04bb2100b052e51b6720c867a

    • SHA512

      73bf47d32b61a6b41fbe82a6cbeecece9a65f25fe1b5d9d9bbdee8adc3d9541e7a3587075474f0d7064f48ae63669a62d599f1cd4ab045300d29fd3f1cfe2370

    • SSDEEP

      1536:LJaPJpAz869DUxWB+i4OQ4NR2Kk+aSnfZaG8fcaOCzGquSE0cF+0K+:LJ0TAz6Mte4A+aaZx8EnCGVu0n

    Score
    5/10
    • UPX packed file

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

    • Target

      virussign.com_ed168bd396c4fdc03053f5b02fcf6994.vir

    • Size

      83KB

    • MD5

      ed168bd396c4fdc03053f5b02fcf6994

    • SHA1

      fa83602f13cc058945dc0ffe796510bd73432ef6

    • SHA256

      7c1118da7a1ad2ca1409b0b99a7fafacf27dd4174dc74601cd23273b056f5d95

    • SHA512

      0fc3956fd25723db4d3f4b87a202393aa15a8ad27e03ce0ea96a7ed9c8a21ba1e5150411ae18dc1ee80aa249de3b35bb0c5acd58f5a24b5856fa8e82f677ec98

    • SSDEEP

      1536:LJaPJpAz869DUxWB+i4OQ4NR2Kk+aSnfZaG8fcaOCzGquSE0cF+EK+:LJ0TAz6Mte4A+aaZx8EnCGVuEH

    Score
    5/10
    • UPX packed file

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

    • Target

      virussign.com_edbc11f0b4f0a9f3964923415573569f.vir

    • Size

      67KB

    • MD5

      edbc11f0b4f0a9f3964923415573569f

    • SHA1

      b55197b342c4b1ad0a66c85d80070c4a02e19b76

    • SHA256

      4459fcff5e5829889f5a646b2e7e091ef876fed4cae77ca1b010c790657177ae

    • SHA512

      4eeb217f92821bf354e3f343e626f81c0fdcdc55039dea1f9dd6619683bc38f0b8a84247e442704dbcc39fdf380117f5cd950fc52e7771b4f2cfdb9a141d03b9

    • SSDEEP

      1536:T5rHFSi7vy7pt2yGWn9pwIdsJifTduD4oTxw:F8i7vyGJWpwEsJibdMTxw

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    • Target

      virussign.com_eec6bc403630659c6ed893e51572f6b3.vir

    • Size

      1.7MB

    • MD5

      eec6bc403630659c6ed893e51572f6b3

    • SHA1

      6c539984650992a60edc16c41973b20a48e0ef67

    • SHA256

      5f9ef289e977ca0f11ad6d192c09ebb8038bd8c0aba50da083d761926fbf58cb

    • SHA512

      3a5a975e0d534d83bed30262eb203188f166851fdc4d49822c40f5d630d4e4a66167bea3bf64e6fdaa5c06501682d82f1c118a49b5d3b96ca93224619069ea18

    • SSDEEP

      49152:GezaTF8FcNkNdfE0pZ9ozttwIRxecd2K7Y7:GemTLkNdfE0pZyU

    Score
    10/10
    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      virussign.com_eef74eda1855b3cf10300926cc0e0693.vir

    • Size

      73KB

    • MD5

      eef74eda1855b3cf10300926cc0e0693

    • SHA1

      37dd25ea3a30c50e706ab4e9a3596d53f608cc6b

    • SHA256

      dec299a87f673f6048d7e12ae6002802df7e45f3f746654edb64b03a2537549b

    • SHA512

      38f0b5c597e323e9259ee80c4714c99ecd81f5d107205de65f08a74ab105f0b48f22070777fec7b3cfc35a799f70f105beff7414964e28a60fb898e5b98fc0ed

    • SSDEEP

      1536:qAo0+j2d6rnJqlIUlizbR9XwzSPamvDsdHgHSIQEvTbWh7MzdPAxHyHfOdIRIRZl:qAoVl4lX8Pvw2PamvDsdHgHSIQEvTbWX

    • Deletes itself

    • Executes dropped EXE

    • Adds Run key to start application

    • Target

      virussign.com_f0b6e9f132c0d0549c401fe8943b708a.vir

    • Size

      109KB

    • MD5

      f0b6e9f132c0d0549c401fe8943b708a

    • SHA1

      c15252292edd570535213a74dcddbe82e5bf080e

    • SHA256

      4c2e9a063fddab6d7991504f0481c5e22f088ac033803d26b787fc05f60efc75

    • SHA512

      13abf2258ec5516b587605ddffd1f391741e01fa11ade799ca9029c33ea715f33cbdd4c5e23e9f479c06e6edf8fda56d6616ff572abcb1a7b2afe90c1ac51083

    • SSDEEP

      1536:DXho/2EFeJp+LcOU0bLMVjuSI2hKeCQSPfBEUiy8/LE3NIJ7HhoRBCTm+6m2vkC5:lO2EFKoLRLkjuJUSPfmUXP3NIJ7mWi5

    Score
    1/10
    • Target

      virussign.com_f0d49bace28a764cdbca55aafbd5da32.vir

    • Size

      468KB

    • MD5

      f0d49bace28a764cdbca55aafbd5da32

    • SHA1

      f35d566c9e67c67e1b93e1de0b4b5a500b65d4c2

    • SHA256

      27e6ddbc37659abdf7b1d282b35d848ca54131fe3d6262be017bb7c2364ea830

    • SHA512

      c57d46243bc8d1fda398aa407f4823e9a2d7e74e19532eb08b24b6f523022abd9b99f31c17710312fa767f440487a978387462adc264e73f05323df18c38a146

    • SSDEEP

      3072:tbelogxaIY573bY7PzTfmbfD/nwinsIHzzmyeQVZOL4ekaibuxGlK:tb4oCY73QPvfmbfaamDL4vxbux

    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target

      virussign.com_f201c60260bf5daf402404b095776202.vir

    • Size

      83KB

    • MD5

      f201c60260bf5daf402404b095776202

    • SHA1

      1e2acb174ffb0e946e3d0cedd0a9735c12e4c7a3

    • SHA256

      563c59f9649a67801b142a45bd90c9b13ce0bcacfed8be8cf5c9bf0f6121348d

    • SHA512

      ed6de65b7a49bbf0fbb02079a6f909169d7f4cb7d834246f8285852037e9ef494ad4caaca6de1b05bec218d24709bb1b6772183a53628b15475142da31cc9e64

    • SSDEEP

      1536:LJaPJpAz869DUxWB+i4OQ4NR2Kk+aSnfZaG8fcaOCzGquSE0cF+iKO:LJ0TAz6Mte4A+aaZx8EnCGVuiP

    Score
    5/10
    • UPX packed file

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

    • Target

      virussign.com_f34196caf20b1d0c9aca4ecca9fca907.vir

    • Size

      68KB

    • MD5

      f34196caf20b1d0c9aca4ecca9fca907

    • SHA1

      5645aa9b9834a607691bbfd502d281354b0aa4fa

    • SHA256

      77756f3f697f423182c62028f5c5f89b33adaa2623e80c55ddf95608e370cdeb

    • SHA512

      27fd1bf2ec54efc925103590fbf651791790512d09b77372ef84df3706ba6ad8e9e65303ba45edcc91dcedae158392efd4e379c693b1a89f40cc2f7b77763a66

    • SSDEEP

      1536:78QIlQGWw5jlDqc+5G2tJru1QSrgM+6qF/kvyWaCovtloox:gQwow5jlDqc+70aHtlrx

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks

static1

upxminerxmrignjratberbew
Score
10/10

behavioral1

discoverypersistence
Score
7/10

behavioral2

discoverypersistence
Score
7/10

behavioral3

discovery
Score
7/10

behavioral4

discovery
Score
7/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

xmrigminer
Score
10/10

behavioral8

xmrigminer
Score
10/10

behavioral9

discovery
Score
7/10

behavioral10

discovery
Score
7/10

behavioral11

discoveryupx
Score
5/10

behavioral12

discoveryupx
Score
5/10

behavioral13

discoveryupx
Score
5/10

behavioral14

discoveryupx
Score
5/10

behavioral15

discoveryupx
Score
5/10

behavioral16

discoveryupx
Score
5/10

behavioral17

discoveryupx
Score
5/10

behavioral18

discoveryupx
Score
5/10

behavioral19

berbewbackdoordiscoverypersistence
Score
10/10

behavioral20

berbewbackdoordiscoverypersistence
Score
10/10

behavioral21

xmrigminer
Score
10/10

behavioral22

xmrigminer
Score
10/10

behavioral23

discoverypersistence
Score
7/10

behavioral24

discoverypersistence
Score
7/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

discovery
Score
7/10

behavioral28

discovery
Score
7/10

behavioral29

discoveryupx
Score
5/10

behavioral30

discoveryupx
Score
5/10

behavioral31

Score
1/10

behavioral32

discovery
Score
3/10