Analysis

  • max time kernel
    147s
  • max time network
    104s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-02-2021 09:58

General

  • Target

    SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe

  • Size

    525KB

  • MD5

    2bd03d4c1239179c36d517da0e25cb30

  • SHA1

    e56834e12e88118205c0ecd38659cfa3a203a9a0

  • SHA256

    be0c392231ad4edcb62e9a8d147d68a35883114933dbfc8a26d1f45b9a6aaa87

  • SHA512

    3f7c5be3caa4431c4ae3567676eb36a9ed5d1f54d09fe8ea8de4d918c8bf5dffcd06e873e22f2973842a16297fcad59f354838805beea6086c193ed615c1496d

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @Mexico1.,

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\THrvkT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7D98.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3548
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2252

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Trojan.GenericKDZ.73184.3750.27631.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • C:\Users\Admin\AppData\Local\Temp\tmp7D98.tmp
    MD5

    d5887b4f9ae69f328d81fb693e5cb232

    SHA1

    50c7affaec49b461c6d8472c71c929a53a72ea8e

    SHA256

    7f5d70e275ff9f03d2f413e483ed811b4e9c1e1133611037ae0f030f0f942519

    SHA512

    875ccc16549e37bccff26ad902a40cbdac23b7432aad3a588234918b5105bb3468b13ea2c5744cf02b5d837795ccdf17caef8c256b30985a3d1f7d4e9bdbeccd

  • memory/652-11-0x00000000063E0000-0x00000000063E3000-memory.dmp
    Filesize

    12KB

  • memory/652-5-0x00000000048C0000-0x00000000048C1000-memory.dmp
    Filesize

    4KB

  • memory/652-7-0x0000000004A70000-0x0000000004A71000-memory.dmp
    Filesize

    4KB

  • memory/652-8-0x0000000004970000-0x0000000004971000-memory.dmp
    Filesize

    4KB

  • memory/652-9-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
    Filesize

    4KB

  • memory/652-10-0x0000000004C40000-0x0000000004C41000-memory.dmp
    Filesize

    4KB

  • memory/652-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp
    Filesize

    6.9MB

  • memory/652-12-0x0000000000930000-0x000000000098C000-memory.dmp
    Filesize

    368KB

  • memory/652-3-0x0000000000040000-0x0000000000041000-memory.dmp
    Filesize

    4KB

  • memory/652-6-0x0000000004ED0000-0x0000000004ED1000-memory.dmp
    Filesize

    4KB

  • memory/2252-15-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/2252-16-0x000000000043749E-mapping.dmp
  • memory/2252-18-0x0000000073FF0000-0x00000000746DE000-memory.dmp
    Filesize

    6.9MB

  • memory/2252-23-0x0000000004F00000-0x0000000004F01000-memory.dmp
    Filesize

    4KB

  • memory/2252-24-0x0000000004F10000-0x0000000004F11000-memory.dmp
    Filesize

    4KB

  • memory/2252-25-0x0000000005BE0000-0x0000000005BE1000-memory.dmp
    Filesize

    4KB

  • memory/3548-13-0x0000000000000000-mapping.dmp