Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-08-2023 07:48

General

  • Target

    PRT 1012 DETAILS.exe

  • Size

    989KB

  • MD5

    3f8ad2097c025429fd84ee661df2dac5

  • SHA1

    1396753e43102fe9f0ec40c434e7af6d7ef861a1

  • SHA256

    f6c0ee9a2c07d5a3ce6faaca8842323f54eaba4175caef56fe4736d868db1ca0

  • SHA512

    6006d6d98515a178b9fc8c0623b0456a70282f07a56c62c2c398e47d46972369d76b0c72d03952a673261cfa3656ac4ebc6df219f3576a4d542a95a3586ca5fb

  • SSDEEP

    12288:6s8BBtnm3n0He9DlpzIpk1qaxbxQxkT4/rJw8flwykcnM9lPuTO47QpilQP/dUBu:Jh7ETyypVDmu8YJ8Y2q6

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RuggedPw321!

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRT 1012 DETAILS.exe
    "C:\Users\Admin\AppData\Local\Temp\PRT 1012 DETAILS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oISCDBJCqirkHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD54C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:440
    • C:\Users\Admin\AppData\Local\Temp\PRT 1012 DETAILS.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PRT 1012 DETAILS.exe.log

    Filesize

    1KB

    MD5

    84e77a587d94307c0ac1357eb4d3d46f

    SHA1

    83cc900f9401f43d181207d64c5adba7a85edc1e

    SHA256

    e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

    SHA512

    aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

  • C:\Users\Admin\AppData\Local\Temp\tmpD54C.tmp

    Filesize

    1KB

    MD5

    fe7f6a6668c1385b7c5248aac2c4908a

    SHA1

    516f721fb4cfac8d06c558159e8b8e2de634acaa

    SHA256

    bc12a62f8deea82cef1137da00096e76959f86419733d0cd41fe35891a3df980

    SHA512

    b6bc6ad7c8817b0951dd4dd29a7cb86f7c9fced80f0d99ba55a47da91912fd3c33c28f16d501dc9992e036b4a3134f9eb63954827fa935c9cfcb8c5f5a09f7b0

  • memory/2008-20-0x0000000005130000-0x0000000005140000-memory.dmp

    Filesize

    64KB

  • memory/2008-19-0x00000000751E0000-0x0000000075990000-memory.dmp

    Filesize

    7.7MB

  • memory/2008-18-0x0000000005E00000-0x0000000005E66000-memory.dmp

    Filesize

    408KB

  • memory/2008-17-0x0000000005130000-0x0000000005140000-memory.dmp

    Filesize

    64KB

  • memory/2008-16-0x00000000751E0000-0x0000000075990000-memory.dmp

    Filesize

    7.7MB

  • memory/2008-12-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2376-8-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

    Filesize

    64KB

  • memory/2376-0-0x0000000000D60000-0x0000000000E5E000-memory.dmp

    Filesize

    1016KB

  • memory/2376-7-0x00000000751E0000-0x0000000075990000-memory.dmp

    Filesize

    7.7MB

  • memory/2376-6-0x0000000005760000-0x000000000576A000-memory.dmp

    Filesize

    40KB

  • memory/2376-15-0x00000000751E0000-0x0000000075990000-memory.dmp

    Filesize

    7.7MB

  • memory/2376-5-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

    Filesize

    64KB

  • memory/2376-4-0x0000000005820000-0x00000000058BC000-memory.dmp

    Filesize

    624KB

  • memory/2376-3-0x00000000056B0000-0x0000000005742000-memory.dmp

    Filesize

    584KB

  • memory/2376-2-0x0000000005D30000-0x00000000062D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2376-1-0x00000000751E0000-0x0000000075990000-memory.dmp

    Filesize

    7.7MB