Analysis

  • max time kernel
    4294192s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    09-03-2022 15:27

General

  • Target

    b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll

  • Size

    2.1MB

  • MD5

    fcc858278c5c53dd6e48c12cf213de00

  • SHA1

    59df7f1c54da3dc66ca5c37f08419f5d58f1a711

  • SHA256

    b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd

  • SHA512

    2becdc4b6104e126cc685dc63d4dc0c7f7ac1b2a7bf22d6abdf3676db64bf65f1d1c408c905b8f37f7a9815e024840dd50fb5c12d1b575d6356481848da6b4e8

Malware Config

Extracted

Family

qakbot

Version

401.62

Botnet

abc107

Campaign

1607078484

C2

32.212.117.188:443

109.205.204.229:2222

72.36.59.46:2222

173.18.126.193:2222

96.225.88.23:443

89.137.211.239:443

110.142.205.182:443

82.76.47.211:443

193.83.25.177:995

67.40.253.209:995

73.244.83.199:443

2.90.186.243:995

189.252.62.238:995

141.237.135.194:443

82.78.70.128:443

185.125.151.172:443

79.117.239.22:2222

86.189.252.131:2222

83.114.243.80:2222

2.50.56.81:443

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\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1808
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:860
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cqdjgmy /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll\"" /SC ONCE /Z /ST 12:44 /ET 12:56
          4⤵
          • Creates scheduled task(s)
          PID:384
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {8DD0BECA-30B4-45B9-B7CC-D43C6BD2D6ED} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll"
        3⤵
        • Loads dropped DLL
        PID:2044

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\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll
    MD5

    f5c3836ea533ed3aa959ab3bd1d343f1

    SHA1

    77a4df3e2490d9ac320c3823fa4746b9935051e8

    SHA256

    2a9f5d27b6a48a496a92243ba4bf9a2b49b442033436a993433c911e1cc57a62

    SHA512

    8a973dfcf996149168e353991956d81e9c4517267a91550167565bc0fd04896fea08d12ebe51331db8ad7669d341f2476ce8c267760b04c96e3285605ddd3ac6

  • \Users\Admin\AppData\Local\Temp\b75a2f6898909300bbe7529123b365e3a4165872c29c181938417e34386275bd.dll
    MD5

    f5c3836ea533ed3aa959ab3bd1d343f1

    SHA1

    77a4df3e2490d9ac320c3823fa4746b9935051e8

    SHA256

    2a9f5d27b6a48a496a92243ba4bf9a2b49b442033436a993433c911e1cc57a62

    SHA512

    8a973dfcf996149168e353991956d81e9c4517267a91550167565bc0fd04896fea08d12ebe51331db8ad7669d341f2476ce8c267760b04c96e3285605ddd3ac6

  • memory/860-59-0x00000000000B0000-0x00000000000B2000-memory.dmp
    Filesize

    8KB

  • memory/860-62-0x0000000074841000-0x0000000074843000-memory.dmp
    Filesize

    8KB

  • memory/860-63-0x00000000003F0000-0x0000000000671000-memory.dmp
    Filesize

    2.5MB

  • memory/860-64-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/1628-65-0x000007FEFBAF1000-0x000007FEFBAF3000-memory.dmp
    Filesize

    8KB

  • memory/1796-54-0x0000000075CC1000-0x0000000075CC3000-memory.dmp
    Filesize

    8KB

  • memory/1796-55-0x0000000010000000-0x0000000010021000-memory.dmp
    Filesize

    132KB

  • memory/1796-56-0x0000000010000000-0x0000000010021000-memory.dmp
    Filesize

    132KB

  • memory/1796-57-0x00000000009E0000-0x0000000000BCA000-memory.dmp
    Filesize

    1.9MB

  • memory/1796-58-0x0000000010000000-0x0000000010217000-memory.dmp
    Filesize

    2.1MB