Resubmissions

08-02-2025 06:10

250208-gw53ea1mhp 10

01-02-2025 10:25

250201-mf4saszmgl 10

01-02-2025 10:23

250201-metkyaxqdt 10

Analysis

  • max time kernel
    147s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-01-2025 13:12

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 6 IoCs

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

  • UPX packed file 6 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:2696
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\0d3cca6f-a1f3-4344-85b0-01839c7a1aac" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:2768
    • 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:2744
      • 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:352
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 352 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:748
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2744 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1772

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

    aa967cb5ed3f560c5c2970ceccd89e3c

    SHA1

    9d6fa26b269a628f46b126fa69fe43fc183ca94e

    SHA256

    cf1ba6a74fd69fc02e1c443391679e84ba4e4f96c96190cb5932ae1a0aeb7dfa

    SHA512

    22296cf812dbc9da8b128823de9628a92fd6d09d61dbeef72aacc48ac941877748eed55a5fd0ca52800f3f32fef7af163f59af9c511b8f857deb98eb8582c60d

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

    Filesize

    342B

    MD5

    16f5eadd1a4b00e17a9261ef10afc520

    SHA1

    b8bde58663a74c05255f339f4c7da3c50a37b3f2

    SHA256

    83a9579d827b31fcb3e3021a407baf587ba277d850ec19e9772368f6079f30d3

    SHA512

    436cd41abf324cdb5a1acfcc464528b48b19f37e57afb03b4ac00bccc2924165b566afba2c254d40178ba83dd8b5a3035c5baac13f18708ffceecc13ffde6aa6

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

    Filesize

    170B

    MD5

    2355bc5de55347afe6590e08fff1342a

    SHA1

    b8ccb8a3c089aa831e11ecf04c3cf6d4b7e021ed

    SHA256

    ce565c21b6e9c4d6177a86dfc87b503de53cefe0bc04b53847343f6b55c225dc

    SHA512

    c10b67a26ae49a6497071a784917e54617775843776b1a7a1c70c973d5b9ea59d1a61d2b1732674b868d1273a382d89f5d8af7f6af859f0d34e2a253679d0875

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

    Filesize

    242B

    MD5

    7e297a7ade0ceecda2e043a186abc329

    SHA1

    32d6a4a9a730c97cb6a5bd0432e8d3a6cd4b88f3

    SHA256

    215f69c32f1ad64ce13dfb683dada89449bcee6398d991cd54f9823e2c2fa329

    SHA512

    9082bd19eb5f1d6a49fef5f14dd484805076dcc0b3799b028327078ab23cc3df0c4bf83eac022519284772ca53c10cf20bcd9bf23af43f21a08aa78e9d3242b8

  • C:\Users\Admin\AppData\Local\0d3cca6f-a1f3-4344-85b0-01839c7a1aac\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

    Filesize

    669KB

    MD5

    ead18f3a909685922d7213714ea9a183

    SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

    SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

    SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • C:\Users\Admin\AppData\Local\Temp\CabAC17.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar2A7B.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/352-68-0x00000000038D0000-0x0000000003979000-memory.dmp

    Filesize

    676KB

  • memory/352-43-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/352-79-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/748-69-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/748-78-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/1772-82-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2696-21-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2696-22-0x0000000000550000-0x0000000000650000-memory.dmp

    Filesize

    1024KB

  • memory/2696-2-0x0000000000550000-0x0000000000650000-memory.dmp

    Filesize

    1024KB

  • memory/2696-3-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/2696-19-0x0000000003A90000-0x0000000003B39000-memory.dmp

    Filesize

    676KB

  • memory/2696-23-0x0000000000400000-0x0000000000476000-memory.dmp

    Filesize

    472KB

  • memory/2696-0-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-26-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-27-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-24-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-41-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-39-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-44-0x0000000002910000-0x00000000029B9000-memory.dmp

    Filesize

    676KB

  • memory/2744-80-0x0000000002910000-0x00000000029B9000-memory.dmp

    Filesize

    676KB

  • memory/2744-81-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB

  • memory/2744-42-0x0000000000400000-0x00000000004A9000-memory.dmp

    Filesize

    676KB