Analysis

  • max time kernel
    26s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    26-06-2021 01:59

General

  • Target

    e244a3383e299500f4b61ab57e413b8e661d55e470bbf3ff41c506507ddffac8.dll

  • Size

    158KB

  • MD5

    0f0fedd46cb4ab451c288bb34b37271c

  • SHA1

    b3f52e6cd19c9f7e550ee95e06243eb5ba035c08

  • SHA256

    e244a3383e299500f4b61ab57e413b8e661d55e470bbf3ff41c506507ddffac8

  • SHA512

    611921f83ef2b960b632da1c98471192609b090667d7c8c957dee687de36d5ff496260efd497ffaa375f8c2ffdd415d9354683b7ca936eba3ab84191968735e2

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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\e244a3383e299500f4b61ab57e413b8e661d55e470bbf3ff41c506507ddffac8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e244a3383e299500f4b61ab57e413b8e661d55e470bbf3ff41c506507ddffac8.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:4884

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4884-114-0x0000000000000000-mapping.dmp
  • memory/4884-115-0x0000000073880000-0x00000000738AD000-memory.dmp
    Filesize

    180KB

  • memory/4884-117-0x0000000000310000-0x0000000000316000-memory.dmp
    Filesize

    24KB