Analysis

  • max time kernel
    129s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    18-01-2021 14:15

General

  • Target

    423323 (1).jpg.dll

  • Size

    1.5MB

  • MD5

    1f2f24719b0844a83c1166b12a5d2e48

  • SHA1

    1c80b70945ad6017075a2fc67028e42658ede2d7

  • SHA256

    1cd745e315af3cbd5c407535ed09952f3584c0279e84d650cc1c958cceffb85e

  • SHA512

    ffe4c6d66b07e20ec82cfba6a8e3ee74a9a1af831dfcb2609449bb92e2de408a117cfb374f41083b5ebf5b17c53c684b02defff3e904d20dcbbcbbdbcdef7776

Malware Config

Extracted

Family

qakbot

Botnet

abc117

Campaign

1608747966

C2

67.6.54.180:443

187.250.170.34:995

67.141.11.98:443

109.154.79.222:2222

2.88.184.160:443

85.52.72.32:2222

86.98.21.234:443

73.166.10.38:50003

90.61.30.155:2222

71.182.142.63:443

178.223.22.192:995

184.189.122.72:443

181.39.236.199:443

72.240.200.181:2222

154.238.45.174:995

47.22.148.6:443

2.51.251.47:995

199.19.117.131:443

200.76.215.87:443

37.104.39.32:995

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 1 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\423323 (1).jpg.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll",#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:272
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wvkcktxgz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll\"" /SC ONCE /Z /ST 14:20 /ET 14:32
          4⤵
          • Creates scheduled task(s)
          PID:1656
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {03D1C81F-27DE-4EBD-9EB9-ED064745AF61} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:572
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:848
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll"
        3⤵
        • Loads dropped DLL
        PID:1056

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

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll
    MD5

    a13b5083d8c16130a74cd6583a2088b8

    SHA1

    d9e4abe4689dcb20b4a9b1cb77fed9cf37087246

    SHA256

    05a916eed20ce8f4f4be94dfdafe2dedd510c34f6b1942f7718c840b46c82527

    SHA512

    70a966dec1b0a5a92711c2bdbe2e1f3aafef7e3fec81cc15e1f7aa8bb8002b7533d228869f5b324f9bd8feb5d85a440679eb9848b5bf9151ebd853eda53f75bf

  • \Users\Admin\AppData\Local\Temp\423323 (1).jpg.dll
    MD5

    a13b5083d8c16130a74cd6583a2088b8

    SHA1

    d9e4abe4689dcb20b4a9b1cb77fed9cf37087246

    SHA256

    05a916eed20ce8f4f4be94dfdafe2dedd510c34f6b1942f7718c840b46c82527

    SHA512

    70a966dec1b0a5a92711c2bdbe2e1f3aafef7e3fec81cc15e1f7aa8bb8002b7533d228869f5b324f9bd8feb5d85a440679eb9848b5bf9151ebd853eda53f75bf

  • memory/272-12-0x0000000000140000-0x0000000000174000-memory.dmp
    Filesize

    208KB

  • memory/272-6-0x0000000000000000-mapping.dmp
  • memory/272-8-0x0000000074C31000-0x0000000074C33000-memory.dmp
    Filesize

    8KB

  • memory/272-11-0x0000000000140000-0x0000000000174000-memory.dmp
    Filesize

    208KB

  • memory/848-14-0x000007FEFBDE1000-0x000007FEFBDE3000-memory.dmp
    Filesize

    8KB

  • memory/848-13-0x0000000000000000-mapping.dmp
  • memory/1056-16-0x0000000000000000-mapping.dmp
  • memory/1100-4-0x0000000000170000-0x00000000001A2000-memory.dmp
    Filesize

    200KB

  • memory/1100-9-0x0000000010000000-0x0000000010034000-memory.dmp
    Filesize

    208KB

  • memory/1100-2-0x0000000000000000-mapping.dmp
  • memory/1100-5-0x0000000010000000-0x0000000010034000-memory.dmp
    Filesize

    208KB

  • memory/1100-3-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB

  • memory/1656-10-0x0000000000000000-mapping.dmp