Overview

overview

10

Static

static

022e3c30a1...66.exe

windows7_x64

10

022e3c30a1...66.exe

windows10_x64

10

043d28836f...9f.exe

windows7_x64

10

043d28836f...9f.exe

windows10_x64

10

096fc162ed...c8.exe

windows7_x64

10

096fc162ed...c8.exe

windows10_x64

10

1ad787b5aa...62.exe

windows7_x64

10

1ad787b5aa...62.exe

windows10_x64

10

258cbb13ac...bd.exe

windows7_x64

10

258cbb13ac...bd.exe

windows10_x64

10

25d79c1a50...7f.exe

windows7_x64

10

25d79c1a50...7f.exe

windows10_x64

10

4d27dca0a1...ef.exe

windows7_x64

10

4d27dca0a1...ef.exe

windows10_x64

10

500e7e5c00...44.exe

windows7_x64

10

500e7e5c00...44.exe

windows10_x64

10

578a3a7a2b...b3.exe

windows7_x64

10

578a3a7a2b...b3.exe

windows10_x64

10

7dc7ca2414...84.exe

windows7_x64

10

7dc7ca2414...84.exe

windows10_x64

10

96c9fde298...34.exe

windows7_x64

10

96c9fde298...34.exe

windows10_x64

10

9c4880a98c...82.exe

windows7_x64

10

9c4880a98c...82.exe

windows10_x64

10

a1dad4a83d...c4.exe

windows7_x64

10

a1dad4a83d...c4.exe

windows10_x64

10

acf1b7d80f...e0.exe

windows7_x64

10

acf1b7d80f...e0.exe

windows10_x64

10

ca14b87b56...83.exe

windows7_x64

10

ca14b87b56...83.exe

windows10_x64

10

cbf31d825a...d2.exe

windows7_x64

8

cbf31d825a...d2.exe

windows10_x64

10

Analysis

  • max time kernel
    194s
  • max time network
    196s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    08-11-2021 10:07

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Report Analysis Logs

General

  • Target

    acf1b7d80fc61269691cc9c7cb4884ffd5bbf5b1538c336c1007127d157738e0.exe

  • Size

    3MB

  • MD5

    a75539ada819b941531f116f3d50b13b

  • SHA1

    942d264f3b0cc866c84114a06be4fa7aeb905b3c

  • SHA256

    acf1b7d80fc61269691cc9c7cb4884ffd5bbf5b1538c336c1007127d157738e0

  • SHA512

    ee89498995cc1a9a91c754c391082f7e38fa22fee413033b6cb9318a0008baa7e8bfcf2a1c3aebc3fa1c0cbace33c27b8979953868b01dc296c9e01e0c8e3b49

Score
10/10
redlinesmokeloaderaspackv2backdoordiscoveryevasioninfostealerpersistencespywarestealersuricatathemidatrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/

rc4.i32
rc4.i32

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
    evasiontrojan
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    infostealerredline
  • RedLine Payload 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • suricata: ET MALWARE ClipBanker Variant Activity (POST)

    suricata: ET MALWARE ClipBanker Variant Activity (POST)

    suricata
  • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    suricata
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • ASPack v2.12-2.42 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Downloads MZ/PE file
  • Executes dropped EXE 30 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Loads dropped DLL 13 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops Chrome extension 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 IoCs

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

  • Drops file in System32 directory 7 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 2 IoCs
    evasion
  • Modifies data under HKEY_USERS 16 IoCs
  • Modifies registry class 20 IoCs