General

  • Target

    e9f3765c70410b3e20488f2193f77aa201f0d6657ceabdd686e6d6546615264f

  • Size

    294KB

  • Sample

    220109-mdx7qsdghm

  • MD5

    136d03813106ad7701c94b5ca4fcc6e1

  • SHA1

    4e7e59cd8add72b4f817b6dab960414df3e462ad

  • SHA256

    e9f3765c70410b3e20488f2193f77aa201f0d6657ceabdd686e6d6546615264f

  • SHA512

    57360299df8529d35261e9f49d6131c645251194b106cd66d2fbd5516cbe269706582d64ec0e2514f673efb0084acffe2dcccd2312f51fc1b142576741d03dab

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

patmushta.info

parubey.info

Extracted

Family

raccoon

Botnet

10da56e7e71e97bdc1f36eb76813bbc3231de7e4

Attributes
  • url4cnc

    http://194.180.174.53/capibar

    http://91.219.236.18/capibar

    http://194.180.174.41/capibar

    http://91.219.236.148/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Targets

    • Target

      e9f3765c70410b3e20488f2193f77aa201f0d6657ceabdd686e6d6546615264f

    • Size

      294KB

    • MD5

      136d03813106ad7701c94b5ca4fcc6e1

    • SHA1

      4e7e59cd8add72b4f817b6dab960414df3e462ad

    • SHA256

      e9f3765c70410b3e20488f2193f77aa201f0d6657ceabdd686e6d6546615264f

    • SHA512

      57360299df8529d35261e9f49d6131c645251194b106cd66d2fbd5516cbe269706582d64ec0e2514f673efb0084acffe2dcccd2312f51fc1b142576741d03dab

    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • Arkei Stealer Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks