Analysis

  • max time kernel
    111s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2022 19:18

General

  • Target

    payment swift.exe

  • Size

    924KB

  • MD5

    b6dba866f24d460a4aefb0f590138c89

  • SHA1

    0525367476774b82fc2aab18d647d43fa6e6fa43

  • SHA256

    3d63832817a34bfe4f72a9f22ab220254b00578bbdc0dbabed657207a3c6af1b

  • SHA512

    ef193c650aba60646ad76c5ba77bef248b0542681fa4d5759a5ed30f6140eadb302808148f56ae8af5d220fd676a53b101079afe21d849ef17308dd1b11b174c

  • SSDEEP

    24576:YSXDdEPf7qmuiKpY+Xj84LmeYA2FVeM5oZUqGgEhGO:BmPWpTz84Lzwz5Zbg0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    riched@potashin.us
  • Password:
    MI{ml&po^Oii 123

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    riched@potashin.us
  • Password:
    MI{ml&po^Oii 123

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment swift.exe
    "C:\Users\Admin\AppData\Local\Temp\payment swift.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:940
    • C:\Users\Admin\AppData\Local\Temp\payment swift.exe
      "C:\Users\Admin\AppData\Local\Temp\payment swift.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1852

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

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/940-54-0x0000000001110000-0x00000000011FE000-memory.dmp
    Filesize

    952KB

  • memory/940-55-0x0000000076411000-0x0000000076413000-memory.dmp
    Filesize

    8KB

  • memory/940-56-0x0000000000380000-0x0000000000396000-memory.dmp
    Filesize

    88KB

  • memory/940-57-0x0000000000540000-0x000000000054E000-memory.dmp
    Filesize

    56KB

  • memory/940-58-0x0000000005640000-0x00000000056DA000-memory.dmp
    Filesize

    616KB

  • memory/940-59-0x0000000000AB0000-0x0000000000B12000-memory.dmp
    Filesize

    392KB

  • memory/1852-60-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-61-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-64-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-66-0x0000000000437BFE-mapping.dmp
  • memory/1852-68-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1852-70-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB