Analysis

  • max time kernel
    147s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    16-02-2022 14:06

General

  • Target

    AUjMSvCPpnfT.dll

  • Size

    815KB

  • MD5

    dcf622bde26647f83281fe2bb90dd650

  • SHA1

    d0e9ea4cc091158607d45b42c314b6e19ff4168f

  • SHA256

    686e36a4e3f6dcb113f0b6b54bdeb7574a7e47bb4b6a8341629d8251e022e197

  • SHA512

    32b90067eda55740834e9223d79110c6bd948958e53156fa6f8187ec31e85d4580c8e4a2383dbfa64481061601bbc0778b3a7becc03a6509e820939a18e6b594

Malware Config

Extracted

Family

icedid

Campaign

3417632220

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Drops file in Windows directory 3 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\AUjMSvCPpnfT.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:3024
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:3168
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:1496
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3076

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3024-130-0x00000000009F0000-0x00000000009FE000-memory.dmp

    Filesize

    56KB