Overview

overview

10

Static

static

4177267c76...64.exe

windows7_x64

10

4177267c76...64.exe

windows10_x64

10

Analysis

  • max time kernel
    156s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    13-09-2021 07:49

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General

  • Target

    4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe

  • Size

    1.2MB

  • MD5

    3719c2d7abe621d208c853cc425861d2

  • SHA1

    3f317891a950a1a5e01b7e10715f8d62e5cf0f1f

  • SHA256

    4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664

  • SHA512

    d43c7487903a043cdd73fe3de3cdd87f9fe40277cdad55356061f6771b76f427049d5354b9c8f308badc946f451070d281d0421e9f8623d6922e7c59a10ae449

Score
10/10
osirisbankerbotnet

Malware Config

Signatures

  • Osiris
    bankerbotnetosiris
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe
    "C:\Users\Admin\AppData\Local\Temp\4177267c7688e0a4879695e76b87c4f00f91189a318288c9345a2fb3a9d50664.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1136
    • C:\windows\hh.exe
      "C:\windows\hh.exe"
      2⤵
        PID:844
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        2⤵
        • Executes dropped EXE
        PID:1104

    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

    Connection Proxy

    1
    T1090

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      MD5

      b4cd27f2b37665f51eb9fe685ec1d373

      SHA1

      7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

      SHA256

      91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

      SHA512

      e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

      Download Submit
    • C:\Users\Admin\AppData\Local\Temp\x64btit.txt
      MD5

      3ac29e1fd2da4b6e3b3b4b30ca6e83cf

      SHA1

      08c76853bb83949e26a2c9d59e6ef244d1cd74f8

      SHA256

      b8b658921e91f7ea33378f73bba6eb95d0eb5d0448051b504bf099657f2bd902

      SHA512

      adec073fb527a4e485e1c1fd2a86ba0b7bf0b57f4963c3997a3446c18ae574e6b259ed9d2e41172ca8460abe455a00f9afe4be5bbf5553c4242e3d33cae6c47e

      Download Submit
    • \Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      MD5

      b4cd27f2b37665f51eb9fe685ec1d373

      SHA1

      7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

      SHA256

      91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

      SHA512

      e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

      Download Submit
    • memory/844-54-0x0000000000000000-mapping.dmp
      Download
    • memory/1104-60-0x0000000000000000-mapping.dmp
      Download
    • memory/1136-53-0x0000000075641000-0x0000000075643000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1136-55-0x0000000000220000-0x0000000000221000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1136-56-0x00000000020D0000-0x00000000021B2000-memory.dmp
      Filesize

      904KB

      Download
    • memory/1136-57-0x0000000000400000-0x0000000000545000-memory.dmp
      Filesize

      1.3MB

      Download
    • memory/1136-58-0x0000000002E60000-0x0000000002EFF000-memory.dmp
      Filesize

      636KB

      Download