Analysis

  • max time kernel
    150s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    01-02-2022 08:49

General

  • Target

    f17c218281891da09fc54ff6cff10e8434a6710b3c0de540cd9ffd0c593792b3.dll

  • Size

    177KB

  • MD5

    b4d2cdc7fffc68ca3ec95c30b96e3d18

  • SHA1

    b4db6203fbecf2ef38372e0f9bbc3fe960e1f07a

  • SHA256

    f17c218281891da09fc54ff6cff10e8434a6710b3c0de540cd9ffd0c593792b3

  • SHA512

    349ee2feb39dddbe55ec33dd52a8b1988a2579cbcc40d89c1e6d330f46e2484561c41221b5c5f533581123044a4dfe89b78ac19d54c37241920965bcf721b4e7

Malware Config

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

  • Sets service image path in registry 2 TTPs
  • Drops file in Windows directory 6 IoCs
  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f17c218281891da09fc54ff6cff10e8434a6710b3c0de540cd9ffd0c593792b3.dll,#1
    1⤵
      PID:4980
    • C:\Windows\System32\WaaSMedicAgent.exe
      C:\Windows\System32\WaaSMedicAgent.exe 64a771481812e16fd54d31f58f7e4b18 QdFWC7rsiE6oT18xQcR8EQ.0.1.0.0.0
      1⤵
      • Modifies data under HKEY_USERS
      PID:1228
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4468

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4468-130-0x00000127DB730000-0x00000127DB740000-memory.dmp
      Filesize

      64KB

    • memory/4468-131-0x00000127DB790000-0x00000127DB7A0000-memory.dmp
      Filesize

      64KB

    • memory/4468-132-0x00000127DE480000-0x00000127DE484000-memory.dmp
      Filesize

      16KB