Analysis

  • max time kernel
    156s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2023 14:55

General

  • Target

    0aac9c2f0650d572c11b03ac3ad1a3abc981fc9eef3682ebdc17d0a2bb9e2c7e_JC.vbs

  • Size

    1012KB

  • MD5

    b067d01ed850c7ab59e9c5ff8d62f30e

  • SHA1

    e529df02ce5c37176a5befe9f52d5f2b880510e9

  • SHA256

    0aac9c2f0650d572c11b03ac3ad1a3abc981fc9eef3682ebdc17d0a2bb9e2c7e

  • SHA512

    dd9233fb0bc992963f467f8dee16dbc639aab4b164178552a138633a21e09a71f3cc68c3ea6e2b1ae0234784a19d6041b6bb03495956677cf18d630ce8c8f338

  • SSDEEP

    6144:Fs9phl54PN1TsOeXfR+D06ucjJ6MJOu/P5XUbMhj2xppOVi7tYZmiOkag187u04F:saxpZhkbMxMKUlHRmouOGUkTg21

Malware Config

Extracted

Family

icedid

Campaign

361893872

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\0aac9c2f0650d572c11b03ac3ad1a3abc981fc9eef3682ebdc17d0a2bb9e2c7e_JC.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C://windows/Temp/0492-1.dll
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll,#1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3452
        • C:\Windows\system32\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll,#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Modifies registry class
          PID:4132
  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll",#1
    1⤵
    • Loads dropped DLL
    PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506

    Filesize

    330B

    MD5

    99417be1a9827b83001a8a20d22cfc79

    SHA1

    80a9badb745061d0e7f9b2479ad684121c49e5c0

    SHA256

    eda240e83e62101b456b5e49cf7f7303b33a7bec0eb526735cde3145340556a7

    SHA512

    ca0f92770577adcbf417dfc4467d35b88942a600b03b3201c9d1db4c3a8ce15e951d1f41bcb355802a4663008aee5e54b1359ea0175b817682ef829c3535ce4a

  • C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\Users\Admin\AppData\Local\Admin\Ucahoxaceu4.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\Windows\Temp\0492-1.dll

    Filesize

    328KB

    MD5

    bfec3494adddbbf4305e55cc3f9c106c

    SHA1

    ae431c2c72e89eb65ad28f1ff9f09a6629683d25

    SHA256

    6081c50f00781636c59d48afe9e9c3d4e3040223e22ad2440b6aa37b649730ef

    SHA512

    7fa4e0f676cd9f12079c947bf831a9dcdbd46528f2c96eec5d404a440e16dbf46f67fa9e4c997e41c89907d7969f1f93abfdaad090ed6e6ecb54a26fc132e52f

  • C:\windows\Temp\0492-1.dll

    Filesize

    328KB

    MD5

    bfec3494adddbbf4305e55cc3f9c106c

    SHA1

    ae431c2c72e89eb65ad28f1ff9f09a6629683d25

    SHA256

    6081c50f00781636c59d48afe9e9c3d4e3040223e22ad2440b6aa37b649730ef

    SHA512

    7fa4e0f676cd9f12079c947bf831a9dcdbd46528f2c96eec5d404a440e16dbf46f67fa9e4c997e41c89907d7969f1f93abfdaad090ed6e6ecb54a26fc132e52f

  • memory/1052-4-0x00000000029E0000-0x00000000029ED000-memory.dmp

    Filesize

    52KB

  • memory/1052-8-0x00000000029E0000-0x00000000029ED000-memory.dmp

    Filesize

    52KB

  • memory/2668-32-0x00000139F87B0000-0x00000139F87FC000-memory.dmp

    Filesize

    304KB

  • memory/2668-31-0x00000139F85E0000-0x00000139F862F000-memory.dmp

    Filesize

    316KB

  • memory/4132-18-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-20-0x0000025036CA0000-0x0000025036CEF000-memory.dmp

    Filesize

    316KB

  • memory/4132-25-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-26-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-28-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-19-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-13-0x0000025036D70000-0x0000025036DBC000-memory.dmp

    Filesize

    304KB

  • memory/4132-12-0x0000025036CA0000-0x0000025036CEF000-memory.dmp

    Filesize

    316KB