General

  • Target

    https://cdn.discordapp.com/attachments/869191622208925709/869213951068614656/Invoice_3326809.xlsm

  • Sample

    210727-kmz1n1vl36

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

45.79.33.48:443

139.162.202.74:5007

68.183.216.174:7443

rc4.plain
rc4.plain

Targets

    • Target

      https://cdn.discordapp.com/attachments/869191622208925709/869213951068614656/Invoice_3326809.xlsm

    • Dridex

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

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Dridex Loader

      Detects Dridex both x86 and x64 loader in memory.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Suspicious Office macro

      Office document equipped with macros.

    • Loads dropped DLL

    • Checks whether UAC is enabled

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

2
T1112

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Tasks