Analysis

  • max time kernel
    92s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 01:07

General

  • Target

    e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe

  • Size

    648KB

  • MD5

    08b76a88f66d8516c86235c95ed23d2f

  • SHA1

    fcd40fa82d38e3befe440ce6288ba45747934c17

  • SHA256

    e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2

  • SHA512

    a97d90096ebe8554f80507f2bffa8d779cfa6fa3044695c15cbba02fc423ec91d424cacf7a29e556ea3baaf5dc0d4544414c322909d7c34f1d1c24b136df0538

  • SSDEEP

    12288:k99glhtjbCawLXB2dd3yqbgvBcZInLdpSqB/gwIFAthzljSPLDKPGdTGZbkdxc3w:kCwLRadCWZInLd/SAtGmGdYkdxccM4

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    backup.smartape.ru
  • Port:
    21
  • Username:
    user889214
  • Password:
    RjYKRIRkfluo

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://backup.smartape.ru
  • Port:
    21
  • Username:
    user889214
  • Password:
    RjYKRIRkfluo

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe
    "C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4336
    • C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe
      "C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe"
      2⤵
        PID:2180
      • C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe
        "C:\Users\Admin\AppData\Local\Temp\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4480

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    3
    T1552

    Credentials In Files

    2
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e9d082e59f131a020a870a416b1fbd2aa978f0706fa690080a268a5295bd8bb2.exe.log
      Filesize

      1KB

      MD5

      b16bb56f6522f37f02ce4d4ed3e1fe91

      SHA1

      affe2b0f98b8c6a4ee9b39ab29594caf4bb660ee

      SHA256

      7919494611b7bc32764ebbe85102fa20f3ed9befe93bb0769806ec5356f1df95

      SHA512

      bb50386dedf87de5f3dc27048c28c55713878969128e5e040586b18fda66263238251dca53c8d4b1a3841794fc77d776e30397268eb29afdf4bcafbade92567f

    • memory/4336-10-0x0000000005BE0000-0x0000000005BEC000-memory.dmp
      Filesize

      48KB

    • memory/4336-15-0x000000007515E000-0x000000007515F000-memory.dmp
      Filesize

      4KB

    • memory/4336-3-0x00000000056F0000-0x0000000005782000-memory.dmp
      Filesize

      584KB

    • memory/4336-4-0x00000000061B0000-0x0000000006504000-memory.dmp
      Filesize

      3.3MB

    • memory/4336-5-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4336-6-0x0000000005890000-0x000000000589A000-memory.dmp
      Filesize

      40KB

    • memory/4336-8-0x0000000005AD0000-0x0000000005B6C000-memory.dmp
      Filesize

      624KB

    • memory/4336-11-0x0000000007A80000-0x0000000007B02000-memory.dmp
      Filesize

      520KB

    • memory/4336-9-0x0000000005BB0000-0x0000000005BC0000-memory.dmp
      Filesize

      64KB

    • memory/4336-0-0x000000007515E000-0x000000007515F000-memory.dmp
      Filesize

      4KB

    • memory/4336-7-0x0000000006A40000-0x0000000006F6C000-memory.dmp
      Filesize

      5.2MB

    • memory/4336-16-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4336-1-0x0000000000C50000-0x0000000000CF8000-memory.dmp
      Filesize

      672KB

    • memory/4336-2-0x0000000005C00000-0x00000000061A4000-memory.dmp
      Filesize

      5.6MB

    • memory/4480-17-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4480-12-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/4480-18-0x00000000052B0000-0x0000000005316000-memory.dmp
      Filesize

      408KB

    • memory/4480-19-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4480-20-0x0000000005F50000-0x0000000005FA0000-memory.dmp
      Filesize

      320KB

    • memory/4480-21-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB