Analysis

  • max time kernel
    149s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    30-01-2021 08:27

General

  • Target

    55555555555.bin.dll

  • Size

    2.2MB

  • MD5

    c300a4f9d885116a4ebf30250dbda77e

  • SHA1

    921406e91672941b4931b943f4ca8607c929319a

  • SHA256

    0cfd289b41e1849b6678823574bab07b730094bcbab4577ece3e96febe84d4d4

  • SHA512

    fa86df57e987eaf683c212be4357ffc61a021a937457ae13bb32c7816e3eac6f20e77488cd509cb36cba0f601d26b80a57de8be173a34edf496ab3ea6e446dcb

Malware Config

Extracted

Family

qakbot

Botnet

abc114

Campaign

1608129413

C2

86.127.22.190:443

35.139.242.207:443

108.190.194.146:2222

187.213.199.54:443

68.83.89.188:443

41.233.152.232:993

196.151.252.84:443

181.208.249.141:443

172.87.134.226:443

96.27.47.70:2222

83.110.109.78:2222

93.86.1.159:995

217.162.149.212:443

80.11.210.247:443

72.252.201.69:443

185.163.221.77:2222

189.62.175.92:22

95.76.27.6:443

45.77.115.208:443

187.213.82.104:995

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 17 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3380
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qisvrbbhrm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll\"" /SC ONCE /Z /ST 09:33 /ET 09:45
          4⤵
          • Creates scheduled task(s)
          PID:2680
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll"
      2⤵
      • Loads dropped DLL
      PID:2200
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 600
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3276

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\55555555555.bin.dll
    MD5

    83696a90049018051b72c4f0bea54516

    SHA1

    46d875e5eb911032fbee5105aef9eac8653a46d4

    SHA256

    cc550c574f7ec929985092eac367ccbfdbd78d7f9f57c614c93c404c6b8b539a

    SHA512

    c236a75f47966e18be73ac3b3985c064f7ba9cb334bedce4f7da60488a4a6df203773c82187e51d8f2fde0ded59372daaf656f27e77147dbf790151513d38958

  • \Users\Admin\AppData\Local\Temp\55555555555.bin.dll
    MD5

    83696a90049018051b72c4f0bea54516

    SHA1

    46d875e5eb911032fbee5105aef9eac8653a46d4

    SHA256

    cc550c574f7ec929985092eac367ccbfdbd78d7f9f57c614c93c404c6b8b539a

    SHA512

    c236a75f47966e18be73ac3b3985c064f7ba9cb334bedce4f7da60488a4a6df203773c82187e51d8f2fde0ded59372daaf656f27e77147dbf790151513d38958

  • memory/1152-2-0x0000000000000000-mapping.dmp
  • memory/1152-4-0x0000000010000000-0x0000000010035000-memory.dmp
    Filesize

    212KB

  • memory/1152-3-0x00000000042B0000-0x000000000449A000-memory.dmp
    Filesize

    1.9MB

  • memory/1152-6-0x0000000010000000-0x0000000010035000-memory.dmp
    Filesize

    212KB

  • memory/2200-11-0x0000000000000000-mapping.dmp
  • memory/2680-7-0x0000000000000000-mapping.dmp
  • memory/3276-13-0x0000000003230000-0x0000000003231000-memory.dmp
    Filesize

    4KB

  • memory/3380-5-0x0000000000000000-mapping.dmp
  • memory/3380-8-0x0000000002A90000-0x0000000002AC5000-memory.dmp
    Filesize

    212KB

  • memory/3380-9-0x0000000002A90000-0x0000000002AC5000-memory.dmp
    Filesize

    212KB