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Analysis

  • max time kernel
    60s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22/03/2023, 21:20

General

  • Target

    tmp.exe

  • Size

    908KB

  • MD5

    bc8579d75cae5223ed53f34e037b2eaa

  • SHA1

    0dbceda6c2f7f1e427ad6ef92e6c4a73d227f6a4

  • SHA256

    b240115fa9b02dd5ef8234198d48bb6c588c1337120fca9b5fb3849768ca955a

  • SHA512

    518b1dd257298783b3cddc2ddd5f7946a0506e3ac26828ae3ec35ec92308463018454a0fba454a36653a914497c441735fb3075112fb0d23c4e22f01a3df0881

  • SSDEEP

    12288:ywvJU8zl06/TgTU42TYPuNGp6RvE7NU88rZHVnjb8AKRtOKpAiZQGmrVXSAfGPqt:vl06MF2iu8cRNJrznf8AKRB/ZdmrNT

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1428

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1428-67-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1428-71-0x0000000004C90000-0x0000000004CD0000-memory.dmp

    Filesize

    256KB

  • memory/1428-70-0x0000000004C90000-0x0000000004CD0000-memory.dmp

    Filesize

    256KB

  • memory/1428-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-65-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-60-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-63-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-62-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1428-61-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1976-55-0x0000000004D10000-0x0000000004D50000-memory.dmp

    Filesize

    256KB

  • memory/1976-59-0x0000000000590000-0x00000000005C2000-memory.dmp

    Filesize

    200KB

  • memory/1976-54-0x0000000000290000-0x000000000037A000-memory.dmp

    Filesize

    936KB

  • memory/1976-58-0x0000000006090000-0x000000000613A000-memory.dmp

    Filesize

    680KB

  • memory/1976-57-0x0000000000270000-0x000000000027C000-memory.dmp

    Filesize

    48KB

  • memory/1976-56-0x0000000000250000-0x0000000000262000-memory.dmp

    Filesize

    72KB