Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-02-2023 00:56

General

  • Target

    1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe

  • Size

    685KB

  • MD5

    22d56afe93db33cd0315f8fcba440266

  • SHA1

    ba7ff424ec5f3228b968242fba5663313e2b442a

  • SHA256

    1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b

  • SHA512

    90cb904bb0a1ab4c6d924a81e51d8299506267c31f3094f6616840b416697598e2d744764447525071b3abb909397bf494279265f45a854c611557b4a7bcaa7a

  • SSDEEP

    12288:wibVtaouHH1JJ2iN+kejwFGfIlvxgjDh/qZ2Gl+APLW1bVV2HyLhDSvSr9zvsE2:w0ju1j1YeGQlKqZ2MS5vSOGve9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.mgcpakistan.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    boygirl123456

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe
    "C:\Users\Admin\AppData\Local\Temp\1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe
      "C:\Users\Admin\AppData\Local\Temp\1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2192

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1cb056af1cbe72af73f61fe8855dc0ae1eeb8258239699a5479d9854a5cfa28b.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2192-137-0x0000000000000000-mapping.dmp
  • memory/2192-138-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/2192-140-0x0000000005480000-0x00000000054E6000-memory.dmp
    Filesize

    408KB

  • memory/2192-141-0x0000000005ED0000-0x0000000005F20000-memory.dmp
    Filesize

    320KB

  • memory/2420-132-0x0000000000CC0000-0x0000000000D72000-memory.dmp
    Filesize

    712KB

  • memory/2420-133-0x0000000005D00000-0x00000000062A4000-memory.dmp
    Filesize

    5.6MB

  • memory/2420-134-0x0000000005750000-0x00000000057E2000-memory.dmp
    Filesize

    584KB

  • memory/2420-135-0x00000000058E0000-0x00000000058EA000-memory.dmp
    Filesize

    40KB

  • memory/2420-136-0x00000000093B0000-0x000000000944C000-memory.dmp
    Filesize

    624KB