Analysis

  • max time kernel
    84s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    15-11-2020 14:38

General

  • Target

    yshaln.exe

  • Size

    1.0MB

  • MD5

    335a6f75262d5db477a298db99518539

  • SHA1

    d809eba3a437938c4258ad33727a9b5785bf7329

  • SHA256

    19025bfe8d70970be34abe462a21ee7e40e64f5ba3b2a849783604aee166b8f0

  • SHA512

    2050a7000a987dd48a02d3206bd8bfe41ba55a7edc306e37b197917f4ec3bd1de60da23e63f2d071cb3562bb84f4d7fc2a165ee06f432d45cec62717830b0d62

Malware Config

Extracted

Family

qakbot

Botnet

notset

Campaign

1604404534

Credentials

  • Protocol:
    ftp
  • Host:
    192.185.5.208
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    NxdkxAp4dUsY

  • Protocol:
    ftp
  • Host:
    162.241.218.118
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    EcOV0DyGVgVN

  • Protocol:
    ftp
  • Host:
    69.89.31.139
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    fcR7OvyLrMW6!

  • Protocol:
    ftp
  • Host:
    169.207.67.14
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    eQyicNLzzqPN
C2

67.6.55.77:443

89.136.39.108:443

2.50.58.76:443

188.25.158.61:443

45.63.107.192:995

45.32.154.10:443

94.52.160.116:443

45.63.107.192:2222

45.63.107.192:443

72.204.242.138:465

84.117.176.32:443

95.77.223.148:443

47.146.39.147:443

41.225.13.128:8443

80.14.209.42:2222

190.220.8.10:995

66.76.105.194:443

105.101.69.242:443

89.33.87.107:443

75.136.40.155:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 12 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 18 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\yshaln.exe
    "C:\Users\Admin\AppData\Local\Temp\yshaln.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\AppData\Local\Temp\yshaln.exe
      C:\Users\Admin\AppData\Local\Temp\yshaln.exe /C
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      PID:3472
    • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3256
      • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:1132
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:344
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xlleydm /tr "\"C:\Users\Admin\AppData\Local\Temp\yshaln.exe\" /I xlleydm" /SC ONCE /Z /ST 15:43 /ET 15:55
      2⤵
      • Creates scheduled task(s)
      PID:3576
  • C:\Users\Admin\AppData\Local\Temp\yshaln.exe
    C:\Users\Admin\AppData\Local\Temp\yshaln.exe /I xlleydm
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:3728

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.dat
    MD5

    70e68a8c393c506624c86a6d8ae52d00

    SHA1

    a194a0162767a5a9f80e223ce66ea5d4f2324e13

    SHA256

    0de69ea99ec12bc24cd75d7ac9827bd49e153e487202ab326bff86e03fbc659f

    SHA512

    c429fa12dbcd62606006f0a446043eb864539ed2b372942e9d936d0fd990e7b7df2ba5d0fab5a9331d92ca4c4444c9d4eca22e55c0b668e84f265847f98b955b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
    MD5

    335a6f75262d5db477a298db99518539

    SHA1

    d809eba3a437938c4258ad33727a9b5785bf7329

    SHA256

    19025bfe8d70970be34abe462a21ee7e40e64f5ba3b2a849783604aee166b8f0

    SHA512

    2050a7000a987dd48a02d3206bd8bfe41ba55a7edc306e37b197917f4ec3bd1de60da23e63f2d071cb3562bb84f4d7fc2a165ee06f432d45cec62717830b0d62

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
    MD5

    335a6f75262d5db477a298db99518539

    SHA1

    d809eba3a437938c4258ad33727a9b5785bf7329

    SHA256

    19025bfe8d70970be34abe462a21ee7e40e64f5ba3b2a849783604aee166b8f0

    SHA512

    2050a7000a987dd48a02d3206bd8bfe41ba55a7edc306e37b197917f4ec3bd1de60da23e63f2d071cb3562bb84f4d7fc2a165ee06f432d45cec62717830b0d62

  • C:\Users\Admin\AppData\Roaming\Microsoft\Aozujznolue\maniiiei.exe
    MD5

    335a6f75262d5db477a298db99518539

    SHA1

    d809eba3a437938c4258ad33727a9b5785bf7329

    SHA256

    19025bfe8d70970be34abe462a21ee7e40e64f5ba3b2a849783604aee166b8f0

    SHA512

    2050a7000a987dd48a02d3206bd8bfe41ba55a7edc306e37b197917f4ec3bd1de60da23e63f2d071cb3562bb84f4d7fc2a165ee06f432d45cec62717830b0d62

  • memory/344-10-0x0000000000000000-mapping.dmp
  • memory/1132-6-0x0000000000000000-mapping.dmp
  • memory/1132-8-0x0000000002790000-0x0000000002791000-memory.dmp
    Filesize

    4KB

  • memory/3256-2-0x0000000000000000-mapping.dmp
  • memory/3256-9-0x0000000002080000-0x00000000020BA000-memory.dmp
    Filesize

    232KB

  • memory/3472-0-0x0000000000000000-mapping.dmp
  • memory/3472-1-0x0000000002740000-0x0000000002741000-memory.dmp
    Filesize

    4KB

  • memory/3576-5-0x0000000000000000-mapping.dmp