Analysis

  • max time kernel
    131s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-03-2021 20:09

General

  • Target

    740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll

  • Size

    770KB

  • MD5

    8a2e6a118efa91c4e055ab6105d82025

  • SHA1

    91391ed249b8ec3de2a7bf97af6ebb3a69b8aa91

  • SHA256

    740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364

  • SHA512

    6a4830a821ab8d784d0e7210ed315ba9c30940bff9f6848fc307daa77c64e6d4bc59f1b7cd30cadcb9190b2580f23f04ce7fd06be37cc4387c6384cfcac4b068

Malware Config

Extracted

Family

qakbot

Botnet

obama10

Campaign

1615286191

C2

76.94.200.148:995

140.82.49.12:443

24.95.61.62:443

195.43.173.70:443

197.45.110.165:995

87.202.87.210:2222

79.115.174.55:443

196.151.252.84:443

45.118.216.157:443

77.211.30.202:995

89.3.198.238:443

47.196.192.184:443

86.175.79.249:443

80.227.5.69:443

70.168.130.172:995

83.110.108.38:2222

71.117.132.169:443

184.189.122.72:443

47.22.148.6:443

84.72.35.226:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1172
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1652
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wvscbspmro /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll\"" /SC ONCE /Z /ST 20:14 /ET 20:26
          4⤵
          • Creates scheduled task(s)
          PID:1824
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {130C1354-E457-4C72-9FCD-8EC6C4BC0063} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll"
        3⤵
        • Loads dropped DLL
        PID:1648

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll
    MD5

    8774775f9870bd573c9ad7ec0035a6d3

    SHA1

    26ad52a5e6a3586a4e3f588242c385b1fcbe7372

    SHA256

    85e2e67acc4374f420d8b6814a207f48ca862321292a733fe04159218310e206

    SHA512

    a17d79c2bdc5ccc0812ca03f76d9b9d5a3a9a06e9625f0091897c540503f80291878c3e7ddb19dfc69beea708f47105eb64a80fcc78c0af3ee0b6e45284083aa

  • \Users\Admin\AppData\Local\Temp\740bd57e676ace1b900400ba24a42ccedc84c0e9d6f62846d0f21c484f83c364.dll
    MD5

    8774775f9870bd573c9ad7ec0035a6d3

    SHA1

    26ad52a5e6a3586a4e3f588242c385b1fcbe7372

    SHA256

    85e2e67acc4374f420d8b6814a207f48ca862321292a733fe04159218310e206

    SHA512

    a17d79c2bdc5ccc0812ca03f76d9b9d5a3a9a06e9625f0091897c540503f80291878c3e7ddb19dfc69beea708f47105eb64a80fcc78c0af3ee0b6e45284083aa

  • memory/1064-14-0x0000000000000000-mapping.dmp
  • memory/1064-15-0x000007FEFC011000-0x000007FEFC013000-memory.dmp
    Filesize

    8KB

  • memory/1172-5-0x0000000000250000-0x0000000000283000-memory.dmp
    Filesize

    204KB

  • memory/1172-10-0x0000000000390000-0x00000000003C5000-memory.dmp
    Filesize

    212KB

  • memory/1172-2-0x0000000000000000-mapping.dmp
  • memory/1172-6-0x0000000000390000-0x00000000003C5000-memory.dmp
    Filesize

    212KB

  • memory/1172-4-0x0000000000110000-0x0000000000111000-memory.dmp
    Filesize

    4KB

  • memory/1172-3-0x0000000075251000-0x0000000075253000-memory.dmp
    Filesize

    8KB

  • memory/1648-17-0x0000000000000000-mapping.dmp
  • memory/1652-7-0x0000000000000000-mapping.dmp
  • memory/1652-9-0x0000000074A91000-0x0000000074A93000-memory.dmp
    Filesize

    8KB

  • memory/1652-12-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1652-13-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1824-11-0x0000000000000000-mapping.dmp