Analysis

  • max time kernel
    168s
  • max time network
    180s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    10-11-2021 14:50

General

  • Target

    4d27dca0a1e05e876c2a1a8c09854c847b8e21bc5db294ad63cbfc603b5d62ef.exe

  • Size

    4MB

  • MD5

    0cc50985a2e8ae4f126dabb4b6a1c2be

  • SHA1

    4d20dd812a0b2d47f4b9b511538125a1ad5d917c

  • SHA256

    4d27dca0a1e05e876c2a1a8c09854c847b8e21bc5db294ad63cbfc603b5d62ef

  • SHA512

    9916db8f6dcc3532d3f205d3d96154cdb511ac3b135a874f72f47be251feeedc3a83b9304f132b1e680b48b2d820dd88a2692cc1080baf88be4ffcb45d2cc439

Malware Config

Extracted

Family

raccoon

Botnet

2f2ad1a1aa093c5a9d17040c8efd5650a99640b5

Attributes
url4cnc
http://telegatt.top/oh12manymarty
http://telegka.top/oh12manymarty
http://telegin.top/oh12manymarty
https://t.me/oh12manymarty
rc4.plain
rc4.plain

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
  • Process spawned unexpected child process ⋅ 1 IoCs

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

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload ⋅ 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

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

    suricata: ET MALWARE ClipBanker Variant Activity (POST)

  • suricata: ET MALWARE GCleaner Downloader Activity M5

    suricata: ET MALWARE GCleaner Downloader Activity M5

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

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

  • ASPack v2.12-2.42 ⋅ 6 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Downloads MZ/PE file
  • Executes dropped EXE ⋅ 28 IoCs
  • Checks computer location settings ⋅ 2 TTPs 2 IoCs

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

  • Loads dropped DLL ⋅ 64 IoCs
  • Reads user/profile data of web browsers ⋅ 2 TTPs

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

  • Checks installed software on the system ⋅ 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 ⋅ 1 TTPs
  • Looks up external IP address via web service ⋅ 5 IoCs

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

  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Drops file in System32 directory ⋅ 9 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 ⋅ 3 IoCs
  • Modifies Internet Explorer settings ⋅ 1 TTPs 1 IoCs
  • Modifies data under HKEY_USERS ⋅ 64 IoCs
  • Modifies registry class ⋅ 16 IoCs