Analysis

  • max time kernel
    140s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    21-10-2021 18:23

General

  • Target

    test.test.dll

  • Size

    754KB

  • MD5

    3ce0ae3de42da2dac1ef87f94921facb

  • SHA1

    233a3c69e30bda4a5a92735cda8b30b2ad99252f

  • SHA256

    e072cf4eebd73cb8072c1ce938e2df6d3d864ddd116336f79f804dfa634edb5e

  • SHA512

    5036d39d0966ffb1780c2c4f3a2b5c8635e4607daad723557390d0c46426c497565e9cd9136d371365881bb08303f4bc9806585ce2c9ee9735d6e8ca1666ea02

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1634541613

C2

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

81.241.252.59:2078

81.250.153.227:2222

174.54.193.186:443

73.52.50.32:443

39.49.122.240:995

86.220.112.26:2222

103.82.211.39:465

78.191.38.33:995

216.201.162.158:443

181.118.183.94:443

66.177.215.152:0

208.78.220.143:443

94.200.181.154:443

136.232.34.70:443

136.143.11.232:443

81.213.59.22:443

103.82.211.39:990

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2832
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\test.test.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2892
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2808
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xvhpeyky /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\test.test.dll\"" /SC ONCE /Z /ST 18:26 /ET 18:38
          4⤵
          • Creates scheduled task(s)
          PID:1020
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\test.test.dll"
      2⤵
      • Loads dropped DLL
      PID:3916

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\test.test.dll
    MD5

    3ce0ae3de42da2dac1ef87f94921facb

    SHA1

    233a3c69e30bda4a5a92735cda8b30b2ad99252f

    SHA256

    e072cf4eebd73cb8072c1ce938e2df6d3d864ddd116336f79f804dfa634edb5e

    SHA512

    5036d39d0966ffb1780c2c4f3a2b5c8635e4607daad723557390d0c46426c497565e9cd9136d371365881bb08303f4bc9806585ce2c9ee9735d6e8ca1666ea02

  • \Users\Admin\AppData\Local\Temp\test.test.dll
    MD5

    3ce0ae3de42da2dac1ef87f94921facb

    SHA1

    233a3c69e30bda4a5a92735cda8b30b2ad99252f

    SHA256

    e072cf4eebd73cb8072c1ce938e2df6d3d864ddd116336f79f804dfa634edb5e

    SHA512

    5036d39d0966ffb1780c2c4f3a2b5c8635e4607daad723557390d0c46426c497565e9cd9136d371365881bb08303f4bc9806585ce2c9ee9735d6e8ca1666ea02

  • memory/1020-122-0x0000000000000000-mapping.dmp
  • memory/2808-124-0x00000000033B0000-0x00000000033B1000-memory.dmp
    Filesize

    4KB

  • memory/2808-120-0x0000000000000000-mapping.dmp
  • memory/2808-121-0x0000000002F20000-0x0000000002F41000-memory.dmp
    Filesize

    132KB

  • memory/2808-123-0x00000000033B0000-0x00000000033B1000-memory.dmp
    Filesize

    4KB

  • memory/2892-119-0x0000000000F50000-0x0000000000F51000-memory.dmp
    Filesize

    4KB

  • memory/2892-117-0x0000000074430000-0x0000000074451000-memory.dmp
    Filesize

    132KB

  • memory/2892-115-0x0000000000000000-mapping.dmp
  • memory/2892-118-0x0000000074430000-0x0000000074505000-memory.dmp
    Filesize

    852KB

  • memory/2892-116-0x0000000074430000-0x0000000074505000-memory.dmp
    Filesize

    852KB

  • memory/3916-126-0x0000000000000000-mapping.dmp