Resubmissions

26/02/2025, 05:50

250226-gjv2nssrx3 10

26/02/2025, 02:02

250226-cggzta1lx4 10

25/02/2025, 23:31

250225-3hvkeatpx2 10

25/02/2025, 23:21

250225-3b6dbstk17 10

25/02/2025, 23:08

250225-24rvzasqv3 10

25/02/2025, 22:22

250225-199sas1j14 10

Analysis

  • max time kernel
    146s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 23:31

General

  • Target

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

  • Size

    669KB

  • MD5

    ead18f3a909685922d7213714ea9a183

  • SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

  • SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

  • SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • SSDEEP

    6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 7 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\edfe080b-2ace-47e2-ae1a-b55173a98c38" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:2756
    • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1916
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 1916 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:840
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2704 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    1KB

    MD5

    c9be626e9715952e9b70f92f912b9787

    SHA1

    aa2e946d9ad9027172d0d321917942b7562d6abe

    SHA256

    c13e8d22800c200915f87f71c31185053e4e60ca25de2e41e160e09cd2d815d4

    SHA512

    7581b7c593785380e9db3ae760af85c1a889f607a3cd2aa5a2695a0e5a0fe8ee751578e88f7d8c997faeda804e2fc2655d859bee2832eace526ed4379edaa3f5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    436B

    MD5

    971c514f84bba0785f80aa1c23edfd79

    SHA1

    732acea710a87530c6b08ecdf32a110d254a54c8

    SHA256

    f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

    SHA512

    43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

    Filesize

    174B

    MD5

    8826a646649f673f701226b188cb13b3

    SHA1

    be5bda625a7c9529ddb9c944adc7df4cc7e8f66c

    SHA256

    38f27967e4967b2a149831ab6fbf20dfb07e40a211c09fc8d2a17179c979f812

    SHA512

    40aab7f2e91c809e85e76d5c0790ed0338b857a653ef50cad74f2c407f42fa0b26b22591442d2660df18593a2f970c09e1be4dc5e7bbda8daf9430259b6bcc87

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    1dcbb1af56cf9385aff54e6f48c22273

    SHA1

    480af0b1f158f9af32a7e779f9b60ee4d9c72dfc

    SHA256

    536c189f96b1bbfefcde3ea1e8550e065f7a0efd4653a4da5114c5e289082544

    SHA512

    beb6e54d3c2a2b8823912f4a511d706945f3e9bb0437aa259040035584a320f3f632d659c1fd487c296b176f4be23f4078e380d219279271b91dc0602ba8b2d2

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

    Filesize

    170B

    MD5

    9aa3557d38637258465a90b449d91c51

    SHA1

    4af9af64ac833140a26cab93a1ac89345dee87ba

    SHA256

    bf38396d7d9c71c6c90fe78b89340c08dd8e077463dc8b58f0401c810845dd4b

    SHA512

    3c13e5b41261dd9a1d4b32ee93f17bce60e228fa8417cc7ea702b6718117300a20fcdbc98ea640ac5d0ea4f0f7cdfb29000c36723061d552e554ac01f3982b19

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    edd84787ca79ba8d3b591eb9f6c58f90

    SHA1

    225377b7530397fee94be7f6ed35971702de5bb9

    SHA256

    91d66131c8c4d136afc8537770bec03bd3268de7602a05783998e5d4e6120291

    SHA512

    342147eeb3e455d98f35c7bbaa1e8ced78e958684d47524e9881181a1cad8a148e52f32e333187beb3d427bf72fd8fbb26a60d41a0482b47de77c5ccccc3dc34

  • C:\Users\Admin\AppData\Local\Temp\CabFA46.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar93A9.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\edfe080b-2ace-47e2-ae1a-b55173a98c38\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

    Filesize

    669KB

    MD5

    ead18f3a909685922d7213714ea9a183

    SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

    SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

    SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • memory/840-79-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/1916-46-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/1916-80-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/1916-68-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2084-69-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2084-70-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2324-2-0x00000000002D0000-0x00000000003D0000-memory.dmp

    Filesize

    1024KB

  • memory/2324-22-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/2324-20-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2324-21-0x00000000002D0000-0x00000000003D0000-memory.dmp

    Filesize

    1024KB

  • memory/2324-23-0x0000000003BB0000-0x0000000003C59000-memory.dmp

    Filesize

    676KB

  • memory/2324-0-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2324-3-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/2704-24-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-26-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-39-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-41-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-45-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-42-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2704-27-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB