Overview

overview

10

Static

static

66e523d577...d8.exe

windows7_x64

10

66e523d577...d8.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    17-06-2022 18:38

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General

  • Target

    66e523d5776ab9a33199942bce36b9ce642e07e5266eeb0f6f80e9a5c1a0e0d8.exe

  • Size

    198KB

  • MD5

    4162ac037f86abc4fcbe342bc957e971

  • SHA1

    7f9cae6bb0f484e76efa718b0f6d5a63c626905c

  • SHA256

    66e523d5776ab9a33199942bce36b9ce642e07e5266eeb0f6f80e9a5c1a0e0d8

  • SHA512

    2c37f26e2e41bfbf9af0ef18a77bef741efb73fafec292b29cd46320b3d8680746249fb66dc7b11e5f9c5e3467ec7b8887c6d3c85a7f5ed0559a03bd3850749c

Score
10/10
privateloaderevasionloadermainspywarestealersuricatatrojan

Malware Config

Extracted

Family

privateloader

C2

http://91.241.19.125/pub.php?pub=one

http://sarfoods.com/index.php
Attributes
  • payload_url

    http://193.233.185.125/download/NiceProcessX64.bmp

    http://193.233.185.125/download/NiceProcessX32.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/931507465563045909/dingo_20220114120058.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://193.56.146.76/Proxytest.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://privacy-tools-for-you-780.com/downloads/toolspab3.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://innovicservice.net/assets/vendor/counterup/RobCleanerInstlr95038215.exe

    http://tg8.cllgxx.com/hp8/g1/yrpp1047.exe

    https://cdn.discordapp.com/attachments/910842184708792331/930849718240698368/Roll.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930850766787330068/real1201.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/930882959131693096/Installer.bmp

    http://185.215.113.208/ferrari.exe

    https://cdn.discordapp.com/attachments/910842184708792331/931233371110141962/LingeringsAntiphon.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/931285223709225071/russ.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/932720393201016842/filinnn.bmp

    https://cdn.discordapp.com/attachments/910842184708792331/933436611427979305/build20k.bmp

    https://c.xyzgamec.com/userdown/2202/random.exe

    http://mnbuiy.pw/adsli/note8876.exe

    http://www.yzsyjyjh.com/askhelp23/askinstall23.exe

    http://luminati-china.xyz/aman/casper2.exe

    https://suprimax.vet.br/css/fonts/OneCleanerInst942914.exe

    http://tg8.cllgxx.com/hp8/g1/ssaa1047.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_64_bit_4.3.0_Setup.exe

    https://www.deezloader.app/files/Deezloader_Remix_Installer_32_bit_4.3.0_Setup.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516400005296219/anyname.exe

    https://cdn.discordapp.com/attachments/910281601559167006/911516894660530226/PBsecond.exe

    https://cdn.discordapp.com/attachments/910842184708792331/914047763304550410/Xpadder.bmp

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
    evasiontrojan
  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    loaderprivateloader
  • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    suricata
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 53 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66e523d5776ab9a33199942bce36b9ce642e07e5266eeb0f6f80e9a5c1a0e0d8.exe
    "C:\Users\Admin\AppData\Local\Temp\66e523d5776ab9a33199942bce36b9ce642e07e5266eeb0f6f80e9a5c1a0e0d8.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\Pictures\Adobe Films\kiHxBXfbyCKTpZxRC6uCdGvy.exe
      "C:\Users\Admin\Pictures\Adobe Films\kiHxBXfbyCKTpZxRC6uCdGvy.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 1408
      2⤵
      • Program crash
      PID:1640

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\Pictures\Adobe Films\kiHxBXfbyCKTpZxRC6uCdGvy.exe
    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    Download Submit
  • \Users\Admin\Pictures\Adobe Films\kiHxBXfbyCKTpZxRC6uCdGvy.exe
    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

    Download Submit
  • memory/1080-54-0x00000000759F1000-0x00000000759F3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1080-55-0x0000000003B80000-0x0000000003D3C000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1080-56-0x0000000003B80000-0x0000000003D3C000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1640-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1784-58-0x0000000000000000-mapping.dmp
    Download