Resubmissions

23-01-2023 10:20

230123-mdklmsee6v 10

23-01-2023 10:09

230123-l619esee3w 10

General

  • Target

    f29f6dc54c33b2aae2950019ee54b04c.bin

  • Size

    624KB

  • Sample

    230123-l619esee3w

  • MD5

    c1ac94c94446bff66f6765a0d1cf51ba

  • SHA1

    dcf1c0e8713284081067c083fd4ff0aec394a8b6

  • SHA256

    91597ce5a72f7c3fe4e517d2f627c2877bec5a829e66ba70ab3fb797c10bcf6e

  • SHA512

    e9cd258622a374c88b9efdce9783e51e45e213c392c82de1ed09ecd51b8d2644eed6e404c9c5c3ad9ff0dd0ad92f9279b529c931e1e0497938e3bfda621ac1f1

  • SSDEEP

    12288:YdEDng1SsYvtq/Znasdi9ndKEeaj4Nb0v3K/bFwv9N59qfFV0O2e:Y2DFXc/HwddLea00C/bFu9N59QV0pe

Malware Config

Extracted

Family

raccoon

Botnet

75ea4cb7f040eb3056eaa4e86a3a9d6c

C2

http://91.215.85.146/

rc4.plain

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Extracted

Family

remcos

Botnet

1122023

C2

nikahuve.ac.ug:65214

kalskala.ac.ug:65214

tuekisaa.ac.ug:65214

parthaha.ac.ug:65214

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    vgbvfxs.dat

  • keylog_flag

    false

  • keylog_folder

    fsscbas

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    fdsgsdmhj-9K01C1

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;solitaire;

Targets

    • Target

      8c5df030de0c79f2155a60e0d5f41889ec8d07d441279d406996dca4639f8539.exe

    • Size

      831KB

    • MD5

      f29f6dc54c33b2aae2950019ee54b04c

    • SHA1

      c37d98a04edbe68fbd4e054fe0e96b1c926460ea

    • SHA256

      8c5df030de0c79f2155a60e0d5f41889ec8d07d441279d406996dca4639f8539

    • SHA512

      3205deea23d0655968935d26028e895d10b82594afc0ce17a5e2454a4c50584dc11564f0f1acf46ec0cc41dc0b6d3e638803934649f5834c75b04e708473967c

    • SSDEEP

      24576:Mf78hVkC6gGhgfyNbpiODGsSm+FGUz9q:MAhf6gGhgab6shWz

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks