General

  • Target

    d1b90eda8f53941e0e5eb0ec4ca270b52027b03bea6f312a7647f9f3c39040cc

  • Size

    160KB

  • Sample

    230130-d9lddafh69

  • MD5

    896d561765d793ad98a6e17155d78440

  • SHA1

    ee6c4cd6f39e8d7e32130b13ac832f1cff32e3c3

  • SHA256

    d1b90eda8f53941e0e5eb0ec4ca270b52027b03bea6f312a7647f9f3c39040cc

  • SHA512

    0caefd9a8fe0219f3fe001f3f7c5a135ad4f95de334794dd99ee163f3177f9c7a42939f067d1e9773008af68e63ff240e85cb041040850d8eccadc9e3e4c1f47

  • SSDEEP

    3072:iT2xNfzEmPUac0yCRS9EK0TLmkQzWAJ4IeQkXN5gNAm6Nk:mkPpe0mkQzxJ4IeQC+aE

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Targets

    • Target

      d1b90eda8f53941e0e5eb0ec4ca270b52027b03bea6f312a7647f9f3c39040cc

    • Size

      160KB

    • MD5

      896d561765d793ad98a6e17155d78440

    • SHA1

      ee6c4cd6f39e8d7e32130b13ac832f1cff32e3c3

    • SHA256

      d1b90eda8f53941e0e5eb0ec4ca270b52027b03bea6f312a7647f9f3c39040cc

    • SHA512

      0caefd9a8fe0219f3fe001f3f7c5a135ad4f95de334794dd99ee163f3177f9c7a42939f067d1e9773008af68e63ff240e85cb041040850d8eccadc9e3e4c1f47

    • SSDEEP

      3072:iT2xNfzEmPUac0yCRS9EK0TLmkQzWAJ4IeQkXN5gNAm6Nk:mkPpe0mkQzxJ4IeQC+aE

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • Sality

      Sality is backdoor written in C++, first discovered in 2003.

    • UAC bypass

    • Windows security bypass

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Loads dropped DLL

    • Windows security modification

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

7
T1112

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Tasks