Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 05:26

General

  • Target

    Receipt05012PDF.exe

  • Size

    205KB

  • MD5

    aeeb6a8f7b4f4e465b3ce9dc62ec024e

  • SHA1

    e6b8fb14f9cf2f524ae706fbf1bbdf91b7615e76

  • SHA256

    3e48be9810d15d89af5f0998711cfcfe8d0c91f8056001fbd1c33632a57ce64d

  • SHA512

    a2aa125e2f927dc3336e444fd0be9a8519c42480173f90a2f677d6d5433187bcd51d99b5637006576ea7ef751c1b7024a53840833104df2698fd03ae0ec3ab3e

  • SSDEEP

    3072:44NnCDDRvLGprOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/FPYm21KLbDoUssNXN2:1stvLGcxLbMUMK21H

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    66.29.151.236
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    s9jjoVvaZchS

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Receipt05012PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Receipt05012PDF.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Users\Admin\AppData\Local\Temp\Receipt05012PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\Receipt05012PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Receipt05012PDF.exe.log

    Filesize

    1KB

    MD5

    f3eb81974dc5933681e933f07209ff5f

    SHA1

    7af8cae0f1d03e82daaf784df9886705685baac7

    SHA256

    e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2

    SHA512

    d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff

  • memory/744-0-0x000000007464E000-0x000000007464F000-memory.dmp

    Filesize

    4KB

  • memory/744-1-0x0000000000410000-0x0000000000446000-memory.dmp

    Filesize

    216KB

  • memory/744-2-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/744-3-0x0000000007070000-0x00000000072A0000-memory.dmp

    Filesize

    2.2MB

  • memory/744-4-0x0000000007850000-0x0000000007DF4000-memory.dmp

    Filesize

    5.6MB

  • memory/744-5-0x0000000007340000-0x00000000073D2000-memory.dmp

    Filesize

    584KB

  • memory/744-11-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-6-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-17-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-27-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-55-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-59-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-69-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-67-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-65-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-63-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-61-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-57-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-53-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-51-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-49-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-47-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-45-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-43-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-41-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-39-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-37-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-35-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-33-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-29-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-25-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-23-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-21-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-19-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-15-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-31-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-13-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-9-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-7-0x0000000007070000-0x000000000729A000-memory.dmp

    Filesize

    2.2MB

  • memory/744-4886-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/744-4887-0x0000000005B70000-0x0000000005BDC000-memory.dmp

    Filesize

    432KB

  • memory/744-4888-0x0000000005C00000-0x0000000005C4C000-memory.dmp

    Filesize

    304KB

  • memory/744-4889-0x000000007464E000-0x000000007464F000-memory.dmp

    Filesize

    4KB

  • memory/744-4890-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/744-4891-0x0000000005C50000-0x0000000005CA4000-memory.dmp

    Filesize

    336KB

  • memory/744-4897-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-4896-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2112-4898-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-4899-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-4900-0x0000000005B40000-0x0000000005BA6000-memory.dmp

    Filesize

    408KB

  • memory/2112-4901-0x0000000007080000-0x00000000070D0000-memory.dmp

    Filesize

    320KB

  • memory/2112-4902-0x0000000007170000-0x000000000720C000-memory.dmp

    Filesize

    624KB

  • memory/2112-4903-0x0000000007240000-0x000000000724A000-memory.dmp

    Filesize

    40KB

  • memory/2112-4904-0x0000000074640000-0x0000000074DF0000-memory.dmp

    Filesize

    7.7MB