General

  • Target

    35f091b664a3cc7cf68f24a8f0257b6de05fc465a449b1eb69557501b4019f5b

  • Size

    8MB

  • Sample

    220222-e1257scea9

  • MD5

    b5a7d4bcf58342c24c97740b02561157

  • SHA1

    ffd3c6015d57079117f629ed13de7b0d4d8e6c38

  • SHA256

    35f091b664a3cc7cf68f24a8f0257b6de05fc465a449b1eb69557501b4019f5b

  • SHA512

    1da3434742dcc589eac575763c5ad990a99c089d98d985ac1fda4d4847d6e5f9892249529b715cea6c98ff53e687dbb77ce56a05667905de1ec67c8cffffeed1

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

redline

Botnet

upd

C2

193.56.146.78:51487

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

cosmos

C2

45.67.231.245:10429

Extracted

Family

redline

Botnet

ruzzki

C2

5.182.5.22:32245

Attributes
  • auth_value

    d8127a7fd667fc38cff03ff9ec89f346

Extracted

Family

redline

Botnet

333333

C2

2.56.57.212:13040

Attributes
  • auth_value

    3efa022bc816f747304fd68e5810bb78

Targets

    • Target

      35f091b664a3cc7cf68f24a8f0257b6de05fc465a449b1eb69557501b4019f5b

    • Size

      8MB

    • MD5

      b5a7d4bcf58342c24c97740b02561157

    • SHA1

      ffd3c6015d57079117f629ed13de7b0d4d8e6c38

    • SHA256

      35f091b664a3cc7cf68f24a8f0257b6de05fc465a449b1eb69557501b4019f5b

    • SHA512

      1da3434742dcc589eac575763c5ad990a99c089d98d985ac1fda4d4847d6e5f9892249529b715cea6c98ff53e687dbb77ce56a05667905de1ec67c8cffffeed1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      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.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

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

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Windows security modification

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

6
T1112

Disabling Security Tools

3
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks