Analysis

  • max time kernel
    108s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 18:00

General

  • Target

    91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll

  • Size

    367KB

  • MD5

    99fac0e2ce4cdb8050e840b62318d6f1

  • SHA1

    f690c8ac8ba4fc9d8edf9e45d3c1f82fe034e40c

  • SHA256

    91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b

  • SHA512

    e17cafe8183ee246a975b128ab811c1165e80dfde43fea86f47a58991a0198e1147e6152d131f4d793ff992d41b06ec0ff3f6f9457f29be0b2b324d7880176fc

  • SSDEEP

    6144:IY75ZesN73wU7HuAmHKmlEwrPmRPWEpWFn2E6lyDntvhhOU35RJy:IqfTVByqTwr03pdf8vhhOKJy

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

obama07

Campaign

1614243368

C2

71.163.223.159:443

87.202.87.210:2222

98.192.185.86:443

78.180.179.136:443

115.133.243.6:443

140.82.49.12:443

2.7.116.188:2222

83.110.11.244:2222

187.250.39.162:443

213.60.147.140:443

188.26.91.212:443

86.236.77.68:2222

172.87.157.235:3389

79.115.174.55:443

113.22.175.141:443

217.133.54.140:32100

83.110.109.106:2222

176.181.247.197:443

59.90.246.200:443

173.21.10.71:2222

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 29 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1860
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1200
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn plqunaqwj /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll\"" /SC ONCE /Z /ST 19:02 /ET 19:14
          4⤵
          • Creates scheduled task(s)
          PID:1108
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5E7CD9E2-29A2-4BFA-95EA-7C2A0A00C7A1} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll"
        3⤵
        • Loads dropped DLL
        PID:692

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\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll
    Filesize

    367KB

    MD5

    be56b94c17def87ebc48d53102687dfa

    SHA1

    016495925d9edffb4088cc2cec1d8fbcff6e2220

    SHA256

    50dc0e489c0646b661443d4ed96868b44ae6ba9ac32f38a57d8501c62056965d

    SHA512

    e5b7756b7f255a4ae3046f0a6e5f2728b22cd5eccf30f781360a16128be0040daa34fa2dcc4401aec843772a33dc9e377a58023817fa0588d124479b9ea1298c

  • \Users\Admin\AppData\Local\Temp\91b2699d3ab9975d1c1648e46826114e85275df98757594561011576ad7d502b.dll
    Filesize

    367KB

    MD5

    be56b94c17def87ebc48d53102687dfa

    SHA1

    016495925d9edffb4088cc2cec1d8fbcff6e2220

    SHA256

    50dc0e489c0646b661443d4ed96868b44ae6ba9ac32f38a57d8501c62056965d

    SHA512

    e5b7756b7f255a4ae3046f0a6e5f2728b22cd5eccf30f781360a16128be0040daa34fa2dcc4401aec843772a33dc9e377a58023817fa0588d124479b9ea1298c

  • memory/692-69-0x0000000000000000-mapping.dmp
  • memory/1108-64-0x0000000000000000-mapping.dmp
  • memory/1200-60-0x0000000000000000-mapping.dmp
  • memory/1200-62-0x00000000749E1000-0x00000000749E3000-memory.dmp
    Filesize

    8KB

  • memory/1200-63-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1200-65-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1304-66-0x0000000000000000-mapping.dmp
  • memory/1720-54-0x000007FEFC161000-0x000007FEFC163000-memory.dmp
    Filesize

    8KB

  • memory/1860-59-0x0000000010000000-0x0000000011000000-memory.dmp
    Filesize

    16.0MB

  • memory/1860-58-0x0000000002380000-0x0000000003380000-memory.dmp
    Filesize

    16.0MB

  • memory/1860-57-0x0000000010000000-0x0000000011000000-memory.dmp
    Filesize

    16.0MB

  • memory/1860-56-0x00000000762B1000-0x00000000762B3000-memory.dmp
    Filesize

    8KB

  • memory/1860-55-0x0000000000000000-mapping.dmp