Analysis

  • max time kernel
    134s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-03-2023 10:08

General

  • Target

    c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll

  • Size

    2.1MB

  • MD5

    adfa9e13af7bff7b9304de834dc620e6

  • SHA1

    1eceee464aefad0708f1e5ddcd0550b25da32fe0

  • SHA256

    c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1

  • SHA512

    c3e459751cd7d36c6fe6934d03144536a3d0f6f85318bf14f798a6ea9d5bee2adf68cb20d2c9ecf861a9bd96b5fd75750fcf283f8fe17a878f19ab7706692c66

  • SSDEEP

    3072:DNoM+4+Kci5Cbw8IsklTVhKAgUbV6RWWuZ:DW0NHmt9klHb4

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.

  • Triggers on strings of QakBot InMemmory-Samples 7 IoCs

    QakBot inMemory Strings.

  • 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\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1332
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll,#1
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn wiqhmxy /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll\"" /SC ONCE /Z /ST 11:12 /ET 11:24
          4⤵
          • Creates scheduled task(s)
          PID:3316
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll"
      2⤵
      • Loads dropped DLL
      PID:3900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3900 -s 584
        3⤵
        • Program crash
        PID:220
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3900 -ip 3900
    1⤵
      PID:3304

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll

      Filesize

      2.1MB

      MD5

      001206b3d00447bf8e35c8bf1348b0fe

      SHA1

      4e84143258b698c9f6e2a39ab74162b6cc81bf3f

      SHA256

      e5fbbf228db0d4955d893cecc39008438b608ef0ae4977246f5a0431e5d78619

      SHA512

      c98bdaf23844a01ee4a0edbee632ca88f2d362b32a8f06e7821aa09193d8ac7a7a17af7dc431ff449519539d0f957db196bbf72923d4640c672088a353dfb54d

    • C:\Users\Admin\AppData\Local\Temp\c59d033fa3a58112f7520113699c74552c4d12bb10783fa880359ec94affe2a1.dll

      Filesize

      2.1MB

      MD5

      001206b3d00447bf8e35c8bf1348b0fe

      SHA1

      4e84143258b698c9f6e2a39ab74162b6cc81bf3f

      SHA256

      e5fbbf228db0d4955d893cecc39008438b608ef0ae4977246f5a0431e5d78619

      SHA512

      c98bdaf23844a01ee4a0edbee632ca88f2d362b32a8f06e7821aa09193d8ac7a7a17af7dc431ff449519539d0f957db196bbf72923d4640c672088a353dfb54d

    • memory/1664-133-0x00000000023B0000-0x000000000259A000-memory.dmp

      Filesize

      1.9MB

    • memory/1664-134-0x0000000010000000-0x0000000010021000-memory.dmp

      Filesize

      132KB

    • memory/1664-137-0x0000000010000000-0x0000000010021000-memory.dmp

      Filesize

      132KB

    • memory/2284-138-0x00000000012F0000-0x0000000001311000-memory.dmp

      Filesize

      132KB

    • memory/2284-139-0x00000000012F0000-0x0000000001311000-memory.dmp

      Filesize

      132KB

    • memory/2284-140-0x00000000012F0000-0x0000000001311000-memory.dmp

      Filesize

      132KB

    • memory/2284-142-0x00000000012F0000-0x0000000001311000-memory.dmp

      Filesize

      132KB

    • memory/2284-143-0x00000000012F0000-0x0000000001311000-memory.dmp

      Filesize

      132KB