Overview

overview

10

Static

static

31648a90be...cd.exe

windows7_x64

10

31648a90be...cd.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    161s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    19-03-2022 11:33

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General

  • Target

    31648a90be32f667e95884f91f95a1e52dd3404fd4b0b282baac1a6a28d8a8cd.exe

  • Size

    786KB

  • MD5

    5a67e5c4236e16b4ed8cf12576946eb0

  • SHA1

    53e9d58c1804400da85ff90012bd11cd38a1abfc

  • SHA256

    31648a90be32f667e95884f91f95a1e52dd3404fd4b0b282baac1a6a28d8a8cd

  • SHA512

    814f03fcb85ace0e89428206c439f38e4895b0a81b5dffc01f1d1d464b1bb3b34b61d18679b364b5dd0bfe57b6e1d00d50e4e2c22aba6886fd8bead45c34c0f7

Score
10/10
osirisbankerbotnet

Malware Config

Signatures

  • Osiris
    bankerbotnetosiris
  • Executes dropped EXE 1 IoCs
  • Drops startup file 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31648a90be32f667e95884f91f95a1e52dd3404fd4b0b282baac1a6a28d8a8cd.exe
    "C:\Users\Admin\AppData\Local\Temp\31648a90be32f667e95884f91f95a1e52dd3404fd4b0b282baac1a6a28d8a8cd.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:1308

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\GetX64BTIT.exe
    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

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

    84110cc17afff7da75f5fb2ac7719684

    SHA1

    9f537c4352014731e9d1819309933f2b6184ca79

    SHA256

    000e50a26c50a6a2f057e39daf232022aecf8b596c6c760b35764932bbb4edbe

    SHA512

    1fd9249adda4148ee1f700ad8b68d023e46f304c5d646d788167f3b5b779595a4d6f020e5deb61d7b66355a9eb3a73b4042948a1ba3cc55fb8c7a295b512cc33

    Download Submit
  • memory/4728-134-0x00000000004A0000-0x000000000056A000-memory.dmp
    Filesize

    808KB

    Download
  • memory/4728-135-0x00000000036C0000-0x0000000003704000-memory.dmp
    Filesize

    272KB

    Download
  • memory/4728-136-0x0000000003710000-0x00000000037B9000-memory.dmp
    Filesize

    676KB

    Download