Analysis

  • max time kernel
    13s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    23-11-2020 10:46

General

  • Target

    rtaf.jpg.exe

  • Size

    296KB

  • MD5

    ea7054a3d3341793c4cd89cc2f534ab6

  • SHA1

    ecbaf2abe657717c225c443b2713811f0a72e5d4

  • SHA256

    9813ed4b19619124cbbeefab28ad5f655bb826e0987333e8de016fcd94203d50

  • SHA512

    3ca0117dd0733f0d226798e0815d1014fe1ebf22a528073c0e61963710cff2c8c80c1bab184ed45521a04683eb8a15415281010d17130db6a9a1092afbb38f4f

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://45.138.172.81:80/jFIc

Attributes
  • headers User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; MATBJS)

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rtaf.jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\rtaf.jpg.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Users\Admin\AppData\Local\Temp\artifact.exe
      "C:\Users\Admin\AppData\Local\Temp\artifact.exe"
      2⤵
      • Executes dropped EXE
      PID:2996

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\artifact.exe
    MD5

    49644f6a62c52dbe0bdbdf6a707d1107

    SHA1

    bd72866376f21d6eba990277de33f8d241bd72bb

    SHA256

    1124d79229c729cda68707dbbd352501b139fa8d5f3a96b4bd6dc53b39ae3e37

    SHA512

    f02579d97bf9e585c7409cd54d34ad8ba537818bd8518310eee901fb1ca330911a70b35370ad7f87365712370e95b5fd697c6577117e38f869a1683c9aa80dc9

  • C:\Users\Admin\AppData\Local\Temp\artifact.exe
    MD5

    49644f6a62c52dbe0bdbdf6a707d1107

    SHA1

    bd72866376f21d6eba990277de33f8d241bd72bb

    SHA256

    1124d79229c729cda68707dbbd352501b139fa8d5f3a96b4bd6dc53b39ae3e37

    SHA512

    f02579d97bf9e585c7409cd54d34ad8ba537818bd8518310eee901fb1ca330911a70b35370ad7f87365712370e95b5fd697c6577117e38f869a1683c9aa80dc9

  • memory/2996-2-0x0000000000000000-mapping.dmp
  • memory/2996-5-0x0000000000030000-0x0000000000031000-memory.dmp
    Filesize

    4KB