Resubmissions

29-09-2023 04:37

230929-e8s79sfg71 10

28-09-2023 14:46

230928-r5p3nade68 10

General

  • Target

    9a31e105688533003e4bc86ef9497529e22fb021c86d6431cd33189a31f3864f

  • Size

    12MB

  • Sample

    230928-r5p3nade68

  • MD5

    e4248e8371d3f34a0d53ebe9e3ce22fd

  • SHA1

    15c0eb4ff3fcc1a39d4be7c0ed930fd92db6eb95

  • SHA256

    9a31e105688533003e4bc86ef9497529e22fb021c86d6431cd33189a31f3864f

  • SHA512

    270cf9c5763bb24a5a9f1b36e03fba05e20a8d73dab4326bffe139b4059d26dac0f70e59b9d18544d56d50632ff993f293b26811f4e7329bcf2c0c62c6d3ff57

  • SSDEEP

    196608:C+YE1ECkrFkMDGn2icn/V2LyjAnY7hdJ5G4tJW6BTlPwSH6TwEob0TV:C3ZeP2B/p8nYZtpFlPPaTxob

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      9a31e105688533003e4bc86ef9497529e22fb021c86d6431cd33189a31f3864f

    • Size

      12MB

    • MD5

      e4248e8371d3f34a0d53ebe9e3ce22fd

    • SHA1

      15c0eb4ff3fcc1a39d4be7c0ed930fd92db6eb95

    • SHA256

      9a31e105688533003e4bc86ef9497529e22fb021c86d6431cd33189a31f3864f

    • SHA512

      270cf9c5763bb24a5a9f1b36e03fba05e20a8d73dab4326bffe139b4059d26dac0f70e59b9d18544d56d50632ff993f293b26811f4e7329bcf2c0c62c6d3ff57

    • SSDEEP

      196608:C+YE1ECkrFkMDGn2icn/V2LyjAnY7hdJ5G4tJW6BTlPwSH6TwEob0TV:C3ZeP2B/p8nYZtpFlPPaTxob

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • xmrig

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

    • XMRig Miner payload

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

3
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks