Analysis

  • max time kernel
    69s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2022 13:24

General

  • Target

    clothes order.exe

  • Size

    1.1MB

  • MD5

    09b62a80782c5ed3f22c90cf7629355a

  • SHA1

    2fb0d3701df6b938fc97534a219d665c57c643d9

  • SHA256

    5f8da9e89d981ea7a9f7c31c62f1252b039322dc62a3a93c44a07d78f89168c6

  • SHA512

    1b594ab76867b0cf8695b33f729802f47b1864524105811d0f3edc9666a7aa2e38b38901f361f35a85a33e26f02b96142043f36534559736e159da6b00aea7bf

  • SSDEEP

    24576:HrvrgrdyuSCd1XjHDjkX7ZOCaILANZFPjrF:gdFjHHuZO2sNZFP

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/

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
  • 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 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\clothes order.exe
    "C:\Users\Admin\AppData\Local\Temp\clothes order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RVCDfI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA4A9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1040
    • C:\Users\Admin\AppData\Local\Temp\clothes order.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1056

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA4A9.tmp
    Filesize

    1KB

    MD5

    b78f385878ac7639003fc45efb81ddcc

    SHA1

    2e21315abe3c4c54890ac147801f88261d757e43

    SHA256

    5810045333f2e0b639ce0d03f40befbe5d600e9db9011ef06c44e080ed539d97

    SHA512

    173516e17c7902372751ef59e679726edd2598dfb22eb781b1f4f8c908907bf2cfb7736ab5eb0e78d22b67bd1e68dd6d15db62187c59edda5bc04d5d18d27c45

  • memory/860-57-0x00000000050D0000-0x0000000005162000-memory.dmp
    Filesize

    584KB

  • memory/860-56-0x0000000000410000-0x0000000000430000-memory.dmp
    Filesize

    128KB

  • memory/860-54-0x0000000000B90000-0x0000000000CAC000-memory.dmp
    Filesize

    1.1MB

  • memory/860-58-0x00000000021D0000-0x0000000002222000-memory.dmp
    Filesize

    328KB

  • memory/860-55-0x0000000074DE1000-0x0000000074DE3000-memory.dmp
    Filesize

    8KB

  • memory/1040-59-0x0000000000000000-mapping.dmp
  • memory/1056-62-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-61-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-64-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-65-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-67-0x000000000043599E-mapping.dmp
  • memory/1056-66-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-69-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1056-71-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB