Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    21-04-2021 18:17

General

  • Target

    5e64ee268440aa0dffece2a3126ca0fd5447467d415ef9c2a3a0e5567aaad55c.dll

  • Size

    154KB

  • MD5

    0d4756da8c73fe9a7b78cebc70868044

  • SHA1

    65867ffa1605e692d7da023989ed0f71fcf5373e

  • SHA256

    5e64ee268440aa0dffece2a3126ca0fd5447467d415ef9c2a3a0e5567aaad55c

  • SHA512

    c375b0c48871c1562b2c5edb2102777d0e3c54eda5dc11947637faf57aad4cd53a195d5aeb8cb83cee9093a3b90599932202d179a3e9047026926f3acbd75ff6

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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\5e64ee268440aa0dffece2a3126ca0fd5447467d415ef9c2a3a0e5567aaad55c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3872
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e64ee268440aa0dffece2a3126ca0fd5447467d415ef9c2a3a0e5567aaad55c.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3996-114-0x0000000000000000-mapping.dmp

  • memory/3996-115-0x0000000073A70000-0x0000000073A9D000-memory.dmp

    Filesize

    180KB

  • memory/3996-117-0x0000000000F00000-0x0000000000F06000-memory.dmp

    Filesize

    24KB