Analysis

  • max time kernel
    160s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 13:01

General

  • Target

    bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll

  • Size

    398KB

  • MD5

    fdbf3023a94e3d9914878e72d6194523

  • SHA1

    16203566222200d7bcc407adf55f40202c145085

  • SHA256

    bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b

  • SHA512

    fbde2f2c89815a493d3038a5382c840cc7786d89e032cc4bcbc847c16ebca1c938dd2363203a01ca4425974c62cfc5fe2b9aedb472c4d4fd83dd9b8ac7b4ab08

  • SSDEEP

    6144:t9ykYklEwrPmRPWEpWFn2E6lyDntvhhOU35RJEesN23wU7HuAmHK+3:r2wr03pdf8vhhOKJET8Byq+3

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

biden01

Campaign

1613656969

C2

172.87.157.235:3389

173.184.119.153:995

81.150.181.168:2222

71.187.170.235:443

197.45.110.165:995

86.160.137.132:443

86.236.77.68:2222

106.51.85.162:443

108.31.15.10:995

38.92.225.121:443

72.252.201.69:443

71.117.132.169:443

98.173.34.212:995

83.110.12.140:2222

95.77.223.148:443

41.39.134.183:443

85.52.72.32:2222

195.12.154.8:443

108.160.123.244:443

96.57.188.174:2222

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2952
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3032
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn azgnfux /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll\"" /SC ONCE /Z /ST 11:08 /ET 11:20
          4⤵
          • Creates scheduled task(s)
          PID:216
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5044
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll"
      2⤵
      • Loads dropped DLL
      PID:4312
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4312 -s 584
        3⤵
        • Program crash
        PID:5004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4312 -ip 4312
    1⤵
      PID:176

    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\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll
      Filesize

      398KB

      MD5

      cf7452a424df12298ac60d6e0260547c

      SHA1

      fc5a8eaf26817e4bbce022fdc88e1b51fbd422a6

      SHA256

      629d1654e29060c239177c4ff13b411a71a1e2446c9dcf1eba2386c911ce8164

      SHA512

      76d33738886d1cc705469b0792363727c278e438dec0ce79aafd34c29dba9f989c92d37562ab0abcf61c45b48c0d79aecbc60a9cc043c2122a922a67fd03d60b

    • C:\Users\Admin\AppData\Local\Temp\bf65b4ab76fe08ca2764dcc075414641893300d011bfc87f7e67eeeb514d7d4b.dll
      Filesize

      398KB

      MD5

      cf7452a424df12298ac60d6e0260547c

      SHA1

      fc5a8eaf26817e4bbce022fdc88e1b51fbd422a6

      SHA256

      629d1654e29060c239177c4ff13b411a71a1e2446c9dcf1eba2386c911ce8164

      SHA512

      76d33738886d1cc705469b0792363727c278e438dec0ce79aafd34c29dba9f989c92d37562ab0abcf61c45b48c0d79aecbc60a9cc043c2122a922a67fd03d60b

    • memory/216-138-0x0000000000000000-mapping.dmp
    • memory/2952-132-0x0000000000000000-mapping.dmp
    • memory/2952-133-0x0000000010000000-0x0000000010064000-memory.dmp
      Filesize

      400KB

    • memory/2952-134-0x00000000022A0000-0x0000000002304000-memory.dmp
      Filesize

      400KB

    • memory/2952-136-0x0000000010000000-0x0000000010064000-memory.dmp
      Filesize

      400KB

    • memory/3032-135-0x0000000000000000-mapping.dmp
    • memory/3032-137-0x0000000000A80000-0x0000000000AB5000-memory.dmp
      Filesize

      212KB

    • memory/4312-140-0x0000000000000000-mapping.dmp
    • memory/4312-142-0x0000000010000000-0x0000000010064000-memory.dmp
      Filesize

      400KB