Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 17:43

General

  • Target

    IMG_77020316.exe

  • Size

    305KB

  • MD5

    2c44da62f5bf398810c3a0588098e2c8

  • SHA1

    b916038164d5cc19bf02da2fae9ec5ce33df5ca5

  • SHA256

    224e23285395f06085656e63dbc4c1bbfb28433ed4d4a7a398ca9f8c7a77dd1e

  • SHA512

    3451bd258dab8a11286df5fe3c3e965e85e32e110c00d2073f9327927a97c468b9fa00a1d8d13fdafd69cdeda1cede79cdfcf3f58636e6cc9b748f13d97a8f30

  • SSDEEP

    1536:EUGtkijLv6JQJvtzAZiN4M1LG99rGsa8OXK34PNu0PB92EC3CNjm5Lh1c3h0b:aD2MZG9ZGsIK34PNX92ECSNKF13b

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    66.29.151.236
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    AvydGQ8TIDH9

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\IMG_77020316.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG_77020316.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:464
    • C:\Users\Admin\AppData\Local\Temp\IMG_77020316.exe
      "C:\Users\Admin\AppData\Local\Temp\IMG_77020316.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\IMG_77020316.exe.log

    Filesize

    1KB

    MD5

    f3eb81974dc5933681e933f07209ff5f

    SHA1

    7af8cae0f1d03e82daaf784df9886705685baac7

    SHA256

    e82069884dd428bd6a1c67fe00c5fa56f9c4d62b538b694694a699588f1f4ab2

    SHA512

    d9aa3871dffb76c8a73a7940fa03bbc9b65cf575cbd07f7c1fbf490cb0f3d670415eaef0bf79e34689f61ab3cdfbb104efdef004becc12e54b501f02f948aaff

  • memory/464-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

    Filesize

    4KB

  • memory/464-1-0x00000000003A0000-0x00000000003EE000-memory.dmp

    Filesize

    312KB

  • memory/464-2-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/464-3-0x0000000005EF0000-0x0000000006120000-memory.dmp

    Filesize

    2.2MB

  • memory/464-4-0x0000000006710000-0x0000000006CB4000-memory.dmp

    Filesize

    5.6MB

  • memory/464-5-0x0000000006260000-0x00000000062F2000-memory.dmp

    Filesize

    584KB

  • memory/464-11-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-15-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-55-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-57-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-67-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-65-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-63-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-61-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-59-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-53-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-51-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-49-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-47-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-45-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-69-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-41-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-39-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-37-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-43-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-31-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-29-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-27-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-25-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-23-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-21-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-20-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-17-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-13-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-35-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-33-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-9-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-7-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-6-0x0000000005EF0000-0x000000000611B000-memory.dmp

    Filesize

    2.2MB

  • memory/464-4886-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/464-4887-0x0000000006400000-0x000000000646C000-memory.dmp

    Filesize

    432KB

  • memory/464-4888-0x0000000006470000-0x00000000064BC000-memory.dmp

    Filesize

    304KB

  • memory/464-4889-0x00000000064D0000-0x0000000006524000-memory.dmp

    Filesize

    336KB

  • memory/464-4894-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-4895-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-4896-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3140-4897-0x0000000005140000-0x00000000051A6000-memory.dmp

    Filesize

    408KB

  • memory/3140-4898-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/3140-4899-0x0000000006810000-0x0000000006860000-memory.dmp

    Filesize

    320KB

  • memory/3140-4900-0x0000000006900000-0x000000000699C000-memory.dmp

    Filesize

    624KB

  • memory/3140-4901-0x00000000069B0000-0x00000000069BA000-memory.dmp

    Filesize

    40KB

  • memory/3140-4902-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB