Analysis

  • max time kernel
    161s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 15:21

General

  • Target

    33b0caa7066bbe2d8811c641fce0719937dd65258c45577814c1138aebe28606_JC.vbs

  • Size

    1012KB

  • MD5

    18fd646d4bca745c943fb5fbb759556a

  • SHA1

    9dfda82b4813a32a0919ccf0ef9d0b57be484222

  • SHA256

    33b0caa7066bbe2d8811c641fce0719937dd65258c45577814c1138aebe28606

  • SHA512

    b6aeac4a09ae50674c791e576a469846ccd2908f7cadd012ef227887045cccc17ddf19adafd79e4b43492bff5a8ebb2f0c78ca3c93d5c8e729ae12de254692c8

  • SSDEEP

    6144:pCCkTv4Am9i/5AIw30JxE8FRBFOegM4TgyKX/hGLTURNrlEgBNJUeMZFKCgHm89B:KNUkJx8jM4T7KGc9d/dRgDBi

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
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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\33b0caa7066bbe2d8811c641fce0719937dd65258c45577814c1138aebe28606_JC.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C://windows/Temp/0297-1.dll
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll,#1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2576
        • C:\Windows\system32\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll,#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:1296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabBFA9.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\windows\Temp\0297-1.dll

    Filesize

    328KB

    MD5

    bbad623d649fbf9cab11489c9f332017

    SHA1

    db5d550175dd4bb849b237f91d0b92ec3ef3fb61

    SHA256

    903d889eae5f0562e56cdef7a3f4ed94779d4c67d10d8621a3885100a23779ee

    SHA512

    1ae990c72b2163d92ebea693526294e4f37afd38d7f6ec806edbc6cc3f03ecd0843465fa3cd99ad9ef6c4b4cb192be8d38f76f796fc90b16cf95f74a6c4f090e

  • \Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • \Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • \Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • \Users\Admin\AppData\Local\Wucecabd64\Admin\uwukacse.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • \Windows\Temp\0297-1.dll

    Filesize

    328KB

    MD5

    bbad623d649fbf9cab11489c9f332017

    SHA1

    db5d550175dd4bb849b237f91d0b92ec3ef3fb61

    SHA256

    903d889eae5f0562e56cdef7a3f4ed94779d4c67d10d8621a3885100a23779ee

    SHA512

    1ae990c72b2163d92ebea693526294e4f37afd38d7f6ec806edbc6cc3f03ecd0843465fa3cd99ad9ef6c4b4cb192be8d38f76f796fc90b16cf95f74a6c4f090e

  • memory/1296-30-0x0000000000190000-0x00000000001DF000-memory.dmp

    Filesize

    316KB

  • memory/1296-31-0x0000000001D90000-0x0000000001DDC000-memory.dmp

    Filesize

    304KB

  • memory/1296-36-0x0000000001D90000-0x0000000001DDC000-memory.dmp

    Filesize

    304KB

  • memory/1296-37-0x0000000001D90000-0x0000000001DDC000-memory.dmp

    Filesize

    304KB

  • memory/1296-38-0x0000000000190000-0x00000000001DF000-memory.dmp

    Filesize

    316KB

  • memory/2772-23-0x00000000002A0000-0x00000000002AD000-memory.dmp

    Filesize

    52KB

  • memory/2772-22-0x00000000002A0000-0x00000000002AD000-memory.dmp

    Filesize

    52KB

  • memory/2772-4-0x00000000002A0000-0x00000000002AD000-memory.dmp

    Filesize

    52KB

  • memory/2772-3-0x00000000002A0000-0x00000000002AD000-memory.dmp

    Filesize

    52KB