Overview

overview

10

Static

static

8

d9c3a30a42...01.exe

windows7-x64

10

d9c3a30a42...01.exe

windows10-2004-x64

10

Resubmissions

28-10-2022 08:50

221028-krtelafbb7 10

28-10-2022 07:51

221028-jps6dafdal 10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2022 07:51

Sharing

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General

  • Target

    d9c3a30a42fc9eab94ea73eb3844ad91ca5c6e40d72edce617ee166aea42e801.exe

  • Size

    2.0MB

  • MD5

    102e12d4665f8de8d304114a6afc401a

  • SHA1

    8fdb5d6bd8945002503ad1e0a78c3e33ec285d22

  • SHA256

    d9c3a30a42fc9eab94ea73eb3844ad91ca5c6e40d72edce617ee166aea42e801

  • SHA512

    2164eaf073d4de3fcc2ee594d6355fe1e5a557f2238ea3333d34cfb4c124dbe5cbaf8f5e31a4a6af0813029d07c669c1e025096d3588fa7306a57b96a662cbee

  • SSDEEP

    49152:Luh6Xq6YHFzD+u8sEOTYP4+QUdec1Ij0ev0+On/v9C0umTk/oQXtw1lxk4:zXmHhR1EOcP4+Qtc1Ij0evxOn/v9C0Dr

Score
10/10
cobaltstrike0305419896backdoortrojanupx

Malware Config

Extracted

Family

cobaltstrike

Botnet

305419896

C2

http://42.192.134.128:80/admin/login

Attributes
  • access_type

    512

  • host

    42.192.134.128,/admin/login

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAnUmVmZXJlcjogaHR0cHM6Ly93d3cuYmp0LmJlaWppbmcuZ292LmNuAAAABwAAAAAAAAADAAAAAgAAAApTRVNTSU9OSUQ9AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAnUmVmZXJlcjogaHR0cHM6Ly93d3cuYmp0LmJlaWppbmcuZ292LmNuAAAABwAAAAAAAAADAAAAAgAAAAlKU0VTU0lPTj0AAAAGAAAABkNvb2tpZQAAAAcAAAABAAAAAwAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • polling_time

    5000

  • port_number

    80

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCIf+L6CRq3zedgU1uZz4WOlB5l3w5EVVWHZ6p1yS6ZMJbWzyRDP004C9SyOdlHOEanHAbFHM4En1P/hLVjfGgf0CcN3Us546Z6dXynqT3lqxDm+X0Svfu1fb1Dj2UqQofIOV61p5nbh9HTzbsyOq0f6BeQWZkdQjYV+pbtOecc3wIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    3.82554112e+09

  • unknown2

    AAAABAAAAAEAAANBAAAAAgAAAqMAAAAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /admin/user

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36

  • watermark

    305419896

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

    trojanbackdoorcobaltstrike
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9c3a30a42fc9eab94ea73eb3844ad91ca5c6e40d72edce617ee166aea42e801.exe
    "C:\Users\Admin\AppData\Local\Temp\d9c3a30a42fc9eab94ea73eb3844ad91ca5c6e40d72edce617ee166aea42e801.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Windows\system32\cmd.exe
      cmd " /c " "C:\Users\Admin\AppData\Local\Temp\Apple card 500-2.png"
      2⤵
        PID:1584

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1324-133-0x0000000000950000-0x0000000000C88000-memory.dmp
      Filesize

      3.2MB

      Download
    • memory/1324-134-0x00000177FDB40000-0x00000177FDBBD000-memory.dmp
      Filesize

      500KB

      Download
    • memory/1324-135-0x00000177FD740000-0x00000177FDB40000-memory.dmp
      Filesize

      4.0MB

      Download
    • memory/1584-132-0x0000000000000000-mapping.dmp
      Download