General

  • Target

    2d96827fe37f49e4d063d06f4f3d9b95da51c7a87709596b2c8f563013784507

  • Size

    334KB

  • Sample

    211216-k4rrjabfe5

  • MD5

    7d88e0a5d316381e4c74225fa77b57f9

  • SHA1

    e3a53d52c43a32b3770409738ff83d3cf1728bff

  • SHA256

    2d96827fe37f49e4d063d06f4f3d9b95da51c7a87709596b2c8f563013784507

  • SHA512

    a0af5c5f622fe66e59227499c4fe6e460741695082a4b9471f790f9f1fa062282d71b0bb880b6b502172061f8af0735e5b7071ae9b96ded56137be87bbbc52c4

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

icedid

Campaign

3372020928

C2

jeliskvosh.com

Extracted

Family

redline

Botnet

22

C2

195.133.47.114:38127

Extracted

Family

tofsee

C2

mubrikych.top

oxxyfix.xyz

Targets

    • Target

      2d96827fe37f49e4d063d06f4f3d9b95da51c7a87709596b2c8f563013784507

    • Size

      334KB

    • MD5

      7d88e0a5d316381e4c74225fa77b57f9

    • SHA1

      e3a53d52c43a32b3770409738ff83d3cf1728bff

    • SHA256

      2d96827fe37f49e4d063d06f4f3d9b95da51c7a87709596b2c8f563013784507

    • SHA512

      a0af5c5f622fe66e59227499c4fe6e460741695082a4b9471f790f9f1fa062282d71b0bb880b6b502172061f8af0735e5b7071ae9b96ded56137be87bbbc52c4

    • Arkei

      Arkei is an infostealer written in C++.

    • IcedID, BokBot

      IcedID is a banking trojan capable of stealing credentials.

    • RedLine

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

    • RedLine Payload

    • 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

    • xmrig

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

    • Arkei Stealer Payload

    • XMRig Miner 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

    • 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.

    • Drops file in System32 directory

    • 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

2
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

3
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