Overview

overview

10

Static

static

3

90bced8d18...18.exe

windows7-x64

10

90bced8d18...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    90bced8d18a24d6d148eb5225c66760e_JaffaCakes118

  • Size

    477KB

  • Sample

    240603-gkwdtsdg81

  • MD5

    90bced8d18a24d6d148eb5225c66760e

  • SHA1

    4feba0e911d90cfc1467907c09a0f7ce89e184e2

  • SHA256

    53e3ef743e60a3c4b56e9184d4262918e69ea64e9642aead36eab8b6771f0e4a

  • SHA512

    8ff7b113eb6140906f0220c22930e70f6cd14e219bb3d8f5ff0e75d0f33b262e9ecd05316ece994561870aa7c140b83cd91146ef12c1dddfb6afd1f8d0230583

  • SSDEEP

    12288:+VVVibrHQHGvLvB1eUmWAP7r9r/+ppppppppppppppppppppppppppppp0GO:+ZibrHxzO1qO

Score
10/10
quasarmamaupspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

MAMAup

C2

eyasdz.ddns.net:1052

Mutex

QSR_MUTEX_FjemAK95X9OiydAcHT

Attributes
  • encryption_key

    l1K4RtgBHYiqfNoqq3QV

  • install_name

    microcp.exe

  • log_directory

    wincps

  • reconnect_delay

    3000

  • startup_key

    wincp

  • subdirectory

    MicrosoftCP

Targets

    • Target

      90bced8d18a24d6d148eb5225c66760e_JaffaCakes118

    • Size

      477KB

    • MD5

      90bced8d18a24d6d148eb5225c66760e

    • SHA1

      4feba0e911d90cfc1467907c09a0f7ce89e184e2

    • SHA256

      53e3ef743e60a3c4b56e9184d4262918e69ea64e9642aead36eab8b6771f0e4a

    • SHA512

      8ff7b113eb6140906f0220c22930e70f6cd14e219bb3d8f5ff0e75d0f33b262e9ecd05316ece994561870aa7c140b83cd91146ef12c1dddfb6afd1f8d0230583

    • SSDEEP

      12288:+VVVibrHQHGvLvB1eUmWAP7r9r/+ppppppppppppppppppppppppppppp0GO:+ZibrHxzO1qO

    Score
    10/10
    quasarmamaupspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks