Analysis

  • max time kernel
    26s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-06-2021 10:55

General

  • Target

    daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll

  • Size

    160KB

  • MD5

    f43347a4ff7f2f91d3e6d81c6d61d084

  • SHA1

    3681552e51cef74221101f411b5c3f4b416d9a86

  • SHA256

    daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2

  • SHA512

    607fdb4deb5a72413c2a3949770fe97771791102ad45dca21f0e34b1ea28b6270a56a6d82210e3ae76dbeab7e12dfd7e251aac098c5949e79641a7cb35f631c3

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1320

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/1320-114-0x0000000000000000-mapping.dmp
  • memory/1320-115-0x00000000736D0000-0x00000000736FE000-memory.dmp
    Filesize

    184KB

  • memory/1320-117-0x00000000032C0000-0x000000000340A000-memory.dmp
    Filesize

    1.3MB