Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    15-01-2021 07:08

General

  • Target

    UAE CHEMEX PPMC.exe

  • Size

    1.2MB

  • MD5

    4dd78c1ea5d93a976b11b3ad2aecdb38

  • SHA1

    7b317cea1615eecf32c72911db9dc8e726558c81

  • SHA256

    144c28f64d5e23966923a2a0c779286494f27b3fba1ccde62731d861d7852461

  • SHA512

    f8e026a4116ea4b7055c5856d438d716cc9e0d12a7ed8e0767f8fa529b334eb4316a24fec250a2932d99234a7725614c3121861e4dd67885a3a460643bf4b5ec

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.kaypan.com
  • Port:
    587
  • Username:
    accounts@kaypan.com
  • Password:
    Accounts@584

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UAE CHEMEX PPMC.exe
    "C:\Users\Admin\AppData\Local\Temp\UAE CHEMEX PPMC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\Users\Admin\AppData\Local\Temp\UAE CHEMEX PPMC.exe
      "C:\Users\Admin\AppData\Local\Temp\UAE CHEMEX PPMC.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3548

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/576-2-0x0000000073190000-0x000000007387E000-memory.dmp
    Filesize

    6.9MB

  • memory/576-3-0x0000000000970000-0x0000000000971000-memory.dmp
    Filesize

    4KB

  • memory/576-5-0x00000000052D0000-0x00000000052D1000-memory.dmp
    Filesize

    4KB

  • memory/576-6-0x0000000005870000-0x0000000005871000-memory.dmp
    Filesize

    4KB

  • memory/576-7-0x0000000005410000-0x0000000005411000-memory.dmp
    Filesize

    4KB

  • memory/576-8-0x0000000005380000-0x0000000005381000-memory.dmp
    Filesize

    4KB

  • memory/576-9-0x00000000055D0000-0x00000000055D1000-memory.dmp
    Filesize

    4KB

  • memory/576-10-0x00000000053C0000-0x00000000053D2000-memory.dmp
    Filesize

    72KB

  • memory/576-11-0x0000000006180000-0x00000000061F5000-memory.dmp
    Filesize

    468KB

  • memory/3548-12-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3548-13-0x00000000004375CE-mapping.dmp
  • memory/3548-14-0x0000000073190000-0x000000007387E000-memory.dmp
    Filesize

    6.9MB

  • memory/3548-19-0x0000000005230000-0x0000000005231000-memory.dmp
    Filesize

    4KB

  • memory/3548-20-0x0000000005DC0000-0x0000000005DC1000-memory.dmp
    Filesize

    4KB