Analysis

  • max time kernel
    48s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:55

General

  • Target

    BL Draft Copy-shipping DocumentsEXCEL.XLS.xlsx.gz.exe

  • Size

    170KB

  • MD5

    a2bf53ed2269b816d8c28e469e8c2603

  • SHA1

    3f417fc14cf36208743e62309ec87e15ae9924c6

  • SHA256

    512614d4683ffe32c440266c41ca1a5b0cc9949b78850d3c131c1da388c6003d

  • SHA512

    d6e5ec3c655b2ee5b10c0d2779777f7ce1291cf5e0728e79524905453a4ac85bb6000ad8d1eaeb2caa774815ffa735d80624ae88d615a526a30ad34c52faf77a

Malware Config

Signatures

  • Pony,Fareit

    Pony is a Remote Access Trojan application that steals information.

  • Deletes itself 1 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 web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BL Draft Copy-shipping DocumentsEXCEL.XLS.xlsx.gz.exe
    "C:\Users\Admin\AppData\Local\Temp\BL Draft Copy-shipping DocumentsEXCEL.XLS.xlsx.gz.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XLwdDWHDKFdwB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB970.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1596
    • C:\Users\Admin\AppData\Local\Temp\BL Draft Copy-shipping DocumentsEXCEL.XLS.xlsx.gz.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1568
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\259318184.bat" "C:\Users\Admin\AppData\Local\Temp\BL Draft Copy-shipping DocumentsEXCEL.XLS.xlsx.gz.exe" "
        3⤵
        • Deletes itself
        PID:1044

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

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\259318184.bat
    MD5

    3880eeb1c736d853eb13b44898b718ab

    SHA1

    4eec9d50360cd815211e3c4e6bdd08271b6ec8e6

    SHA256

    936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7

    SHA512

    3eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b

  • C:\Users\Admin\AppData\Local\Temp\tmpB970.tmp
    MD5

    6a05302b6f33c3677d15a4c1fcf53bec

    SHA1

    4f13a3f760de14f465497c7f84b6aa338d3fb546

    SHA256

    d3008066947e0a125e6873370de5d1b2e34cbd300fee4ab94c75056a3a657691

    SHA512

    a8cb85fe7836d98d45a91ea253cc25c19d7fdecc2a03660e8037eb7c8e898837b725a27de6352641c9c8154a6a0d404e2f55d65cba1d07beeac5b396b9910b82

  • memory/1044-6-0x0000000000000000-mapping.dmp
  • memory/1568-2-0x0000000000400000-0x0000000000419000-memory.dmp
    Filesize

    100KB

  • memory/1568-3-0x0000000000410621-mapping.dmp
  • memory/1568-4-0x0000000000400000-0x0000000000419000-memory.dmp
    Filesize

    100KB

  • memory/1596-0-0x0000000000000000-mapping.dmp
  • memory/1672-5-0x000007FEF77D0000-0x000007FEF7A4A000-memory.dmp
    Filesize

    2.5MB