Analysis

  • max time kernel
    131s
  • 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

    0a61d734db49fdf92f018532b2d5e512e90ae0b1657c277634aa06e7b71833c4_JC.vbs

  • Size

    1012KB

  • MD5

    d1a959dad577d838505e6edca6255c0b

  • SHA1

    9159cc10479a91d38bc9554fb374077842cb2a84

  • SHA256

    0a61d734db49fdf92f018532b2d5e512e90ae0b1657c277634aa06e7b71833c4

  • SHA512

    4f825cfa5381030f9a506cc31d3c83e12646ff77b266b83cf3e98da1baee12981ceb98fc04a537d770f795e4a5d31cbafeda7cce8220307c153f10ee5e4e86a5

  • SSDEEP

    6144:lOEkG1k1BPyLBSoOVsjIJhsAQfDsfTY87sxuC2n+h7prMqQcqMKhtTL9Xv4dIJ+U:KQzYhanuOuCUmy9JPw8IUE7Mq0n7MK

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 2 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 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\0a61d734db49fdf92f018532b2d5e512e90ae0b1657c277634aa06e7b71833c4_JC.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1136
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C://windows/Temp/0050-1.dll
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Erboevbd\yiijniacac32.dll,#1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3160
        • C:\Windows\system32\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Erboevbd\yiijniacac32.dll,#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:2644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Erboevbd\yiijniacac32.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\Users\Admin\AppData\Local\Erboevbd\yiijniacac32.dll

    Filesize

    583KB

    MD5

    0245e02cbb6ffe2716c2aeb7fb8006d0

    SHA1

    59dd3d2477211eb4fcd72b542812a2036fa0e1e8

    SHA256

    5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1

    SHA512

    0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82

  • C:\Windows\Temp\0050-1.dll

    Filesize

    328KB

    MD5

    510e0f061b1c3ff84f4cc810ff1dc6b2

    SHA1

    6c0cb0d21dde5ec87d30c4d15025f50ab293c062

    SHA256

    a12045a6177dd32af8b39dea93fa92962ff1716381d0d137dede1fc75ecd2c0c

    SHA512

    09094d9fd88f7d519844f085d1e586e1e974a5f907cc99aa60f23f73e603be168040212eff14fe6cdc53bebc7536d307269a1c77cad22b4e7cabf89213b8f3ea

  • C:\windows\Temp\0050-1.dll

    Filesize

    328KB

    MD5

    510e0f061b1c3ff84f4cc810ff1dc6b2

    SHA1

    6c0cb0d21dde5ec87d30c4d15025f50ab293c062

    SHA256

    a12045a6177dd32af8b39dea93fa92962ff1716381d0d137dede1fc75ecd2c0c

    SHA512

    09094d9fd88f7d519844f085d1e586e1e974a5f907cc99aa60f23f73e603be168040212eff14fe6cdc53bebc7536d307269a1c77cad22b4e7cabf89213b8f3ea

  • memory/664-4-0x0000000001F50000-0x0000000001F5D000-memory.dmp

    Filesize

    52KB

  • memory/664-8-0x0000000001F50000-0x0000000001F5D000-memory.dmp

    Filesize

    52KB

  • memory/2644-12-0x000001EB9C060000-0x000001EB9C0AF000-memory.dmp

    Filesize

    316KB

  • memory/2644-13-0x000001EB9C220000-0x000001EB9C26C000-memory.dmp

    Filesize

    304KB

  • memory/2644-18-0x000001EB9C220000-0x000001EB9C26C000-memory.dmp

    Filesize

    304KB

  • memory/2644-19-0x000001EB9C220000-0x000001EB9C26C000-memory.dmp

    Filesize

    304KB

  • memory/2644-20-0x000001EB9C060000-0x000001EB9C0AF000-memory.dmp

    Filesize

    316KB