General

  • Target

    Payment form-976107909.doc

  • Size

    125KB

  • Sample

    201208-kact7an4d6

  • MD5

    e5bba655925c16e96ca53ac03a5be3e0

  • SHA1

    0c0bae0188249370efe950627192f63929d02e64

  • SHA256

    c71ee0a48c0b3f9447490e67c8fefa200785ece00e91a8c24036d230ac0c4b91

  • SHA512

    2c82fa4900ded1d5022ee0982060328cf3fe7f71800c8bbdd7fd6a3aa1df794a78d5ef66b1964c960ee1b9c9fd7c93a3129efa8330b531fa80fe04f98208df32

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://mountainceramic.com/kx8vjddb.rar

exe.dropper

http://siemensagent.com/ny2tqv.zip

exe.dropper

https://final.makkahkmcc.com/shqay5y.rar

exe.dropper

https://bhasinbrothers.com/cdy7qodb.rar

exe.dropper

https://test.chongthamsika.com.vn/jl4gs4ar.zip

exe.dropper

https://skvflexandoffset.in/igjkrk3.rar

exe.dropper

http://weedcompare.co.uk/mkcy8uttq.zip

exe.dropper

https://thisismycurrentproject.com/rtftdo.rar

Extracted

Family

dridex

Botnet

10555

C2

104.131.164.93:443

46.101.90.205:4643

27.254.174.84:4443

92.94.251.127:3786

rc4.plain
rc4.plain

Targets

    • Target

      Payment form-976107909.doc

    • Size

      125KB

    • MD5

      e5bba655925c16e96ca53ac03a5be3e0

    • SHA1

      0c0bae0188249370efe950627192f63929d02e64

    • SHA256

      c71ee0a48c0b3f9447490e67c8fefa200785ece00e91a8c24036d230ac0c4b91

    • SHA512

      2c82fa4900ded1d5022ee0982060328cf3fe7f71800c8bbdd7fd6a3aa1df794a78d5ef66b1964c960ee1b9c9fd7c93a3129efa8330b531fa80fe04f98208df32

    • 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

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Tasks