Analysis

  • max time kernel
    158s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    15-02-2022 07:00

General

  • Target

    bc6a441a3036c1310886b671943e487d47f2c7d1b4bd125d7b0cf0f3090b8281.dll

  • Size

    552KB

  • MD5

    791779361e8db64ec7fbeb8b82d68ce7

  • SHA1

    8632bff9f308fa57ae5bd1aad56b5ec8ff91f466

  • SHA256

    bc6a441a3036c1310886b671943e487d47f2c7d1b4bd125d7b0cf0f3090b8281

  • SHA512

    da4b1b98c6d190311cc5df10c91560a2818d8aa1707d9d77a8fe4275d99766ff29f3d39588b200986f3d0e5eb001a72b5b459f1e95e1e34d875ceb531d6079b4

Malware Config

Extracted

Family

icedid

Campaign

412701809

C2

hdtrenity.com

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 50 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\bc6a441a3036c1310886b671943e487d47f2c7d1b4bd125d7b0cf0f3090b8281.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:3444
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
    1⤵
    • Checks processor information in registry
    PID:672
  • 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:1788
  • 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:1480

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3444-130-0x0000000000F90000-0x0000000000F9F000-memory.dmp
    Filesize

    60KB