Analysis

  • max time kernel
    128s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24-02-2021 20:35

General

  • Target

    7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll

  • Size

    1016KB

  • MD5

    873e74b88e18c15365f236ac1f98e2e0

  • SHA1

    aa43ad94aeb7800931206e733494148abfe39d3f

  • SHA256

    7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023

  • SHA512

    0bd59ab2bd699f7120ca32faacd72119f956ccb31f65b36a564b64d3503f1f983c5b1c08e8f6dc09e203e2b14e53685cb28b053b374b0b90019b3d4e396fc120

Malware Config

Extracted

Family

qakbot

Botnet

tr

Campaign

1612175155

C2

89.3.198.238:443

172.78.30.215:443

85.52.72.32:2222

76.110.113.71:995

106.51.52.111:443

75.67.192.125:443

172.115.177.204:2222

197.45.110.165:995

82.76.47.211:443

45.77.115.208:443

45.32.211.207:443

144.202.38.185:443

207.246.116.237:995

149.28.101.90:995

149.28.101.90:8443

207.246.116.237:8443

144.202.38.185:2222

45.32.211.207:8443

149.28.101.90:443

149.28.101.90:2222

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\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:856
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1928
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn sfvxjwuotr /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll\"" /SC ONCE /Z /ST 20:34 /ET 20:46
          4⤵
          • Creates scheduled task(s)
          PID:1224
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {9FD6AA7D-FD0A-4AA5-864F-E1840B2F5857} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll"
        3⤵
        • Loads dropped DLL
        PID:1132

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\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll
    MD5

    babc9d51adcda32c57159338f33cc7e9

    SHA1

    ac444a80ca47a8770cc399e871df9143e91c08e7

    SHA256

    fc6756f3da18f111fb26f9e1a67a8beb7636088e471e7a2e137349dbb53c14e3

    SHA512

    a47eb52f91d4ad12228ccd0df486bdd654df68770c5b93336f2c6d6cb27ec2f678162d34dd71ccd4fea356de7814b7a1fccd0a4db70887838839631d6257b20b

  • \Users\Admin\AppData\Local\Temp\7c16cd83d2c94fd23635df1e30d20f88a9a0359870a7d8e7cae03269f980f023.dll
    MD5

    babc9d51adcda32c57159338f33cc7e9

    SHA1

    ac444a80ca47a8770cc399e871df9143e91c08e7

    SHA256

    fc6756f3da18f111fb26f9e1a67a8beb7636088e471e7a2e137349dbb53c14e3

    SHA512

    a47eb52f91d4ad12228ccd0df486bdd654df68770c5b93336f2c6d6cb27ec2f678162d34dd71ccd4fea356de7814b7a1fccd0a4db70887838839631d6257b20b

  • memory/436-14-0x0000000000000000-mapping.dmp
  • memory/436-15-0x000007FEFBB21000-0x000007FEFBB23000-memory.dmp
    Filesize

    8KB

  • memory/856-6-0x0000000000850000-0x0000000000885000-memory.dmp
    Filesize

    212KB

  • memory/856-10-0x0000000000850000-0x0000000000885000-memory.dmp
    Filesize

    212KB

  • memory/856-2-0x0000000000000000-mapping.dmp
  • memory/856-5-0x0000000000200000-0x0000000000247000-memory.dmp
    Filesize

    284KB

  • memory/856-4-0x0000000000120000-0x0000000000121000-memory.dmp
    Filesize

    4KB

  • memory/856-3-0x0000000075BF1000-0x0000000075BF3000-memory.dmp
    Filesize

    8KB

  • memory/1132-17-0x0000000000000000-mapping.dmp
  • memory/1224-12-0x0000000000000000-mapping.dmp
  • memory/1928-7-0x0000000000000000-mapping.dmp
  • memory/1928-9-0x00000000745F1000-0x00000000745F3000-memory.dmp
    Filesize

    8KB

  • memory/1928-11-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1928-13-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB