General

  • Target

    aZmqL.hta

  • Size

    2KB

  • Sample

    210204-53rdmebwsn

  • MD5

    5050ab030cad77071b848d900adb1524

  • SHA1

    64ae91d58e6a014f3a2b812d2ffd6e78725f7caf

  • SHA256

    b9228d88616a1afef3744410666e04a701180ca107f478d2718d43a195a708a6

  • SHA512

    e66e91f0823c0f15f5bf42ec778a6b05a9934439dc075f4fc594020251ebd4eaaf0c75812e18be262d1b9d7511a2a99b9df5ab91921348b4264584feeb874f5b

Malware Config

Extracted

Family

qakbot

Botnet

krk01

Campaign

1611569149

C2

31.5.21.66:995

89.3.198.238:443

202.188.138.162:443

188.24.128.253:443

175.141.219.71:443

151.60.15.183:443

184.189.122.72:443

80.227.5.70:443

140.82.49.12:443

89.211.241.100:995

81.97.154.100:443

77.27.174.49:995

92.154.83.96:2078

42.3.8.54:443

71.187.170.235:443

46.153.36.53:995

71.182.142.63:443

105.186.102.16:443

50.244.112.106:443

78.63.226.32:443

Targets

    • Target

      aZmqL.hta

    • Size

      2KB

    • MD5

      5050ab030cad77071b848d900adb1524

    • SHA1

      64ae91d58e6a014f3a2b812d2ffd6e78725f7caf

    • SHA256

      b9228d88616a1afef3744410666e04a701180ca107f478d2718d43a195a708a6

    • SHA512

      e66e91f0823c0f15f5bf42ec778a6b05a9934439dc075f4fc594020251ebd4eaaf0c75812e18be262d1b9d7511a2a99b9df5ab91921348b4264584feeb874f5b

    • Qakbot/Qbot

      Qbot or Qakbot is a sophisticated worm with banking capabilities.

    • Blocklisted process makes network request

    • Loads dropped DLL

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Tasks