Resubmissions

29-01-2024 02:49

240129-dbgyasgcf4 10

Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2024 02:49

General

  • Target

    7eaee31f3e541217ac9cc333e8b0ed11.dll

  • Size

    198KB

  • MD5

    7eaee31f3e541217ac9cc333e8b0ed11

  • SHA1

    f1508be7396d60f20d0dd86780b9b54af3215857

  • SHA256

    fafb8e1471f8e7d91d05035b68d0977ef2bdf20e1e041d4c3e3f6a50466df6bc

  • SHA512

    54150f4527bd5629fbc2b64a37749fee3631ff9e09bbfef4005f745f550933df8c8b9c6b2cd6f3389d292731b0361774541773d78a7cafebd3d638203cecb804

  • SSDEEP

    6144:w2f5s7MX5gD16Z97LKrJgFrfT+IBOTBGxhu:9f75c16Z9a6Ff+IBOTAHu

Malware Config

Extracted

Family

qakbot

Version

401.138

Botnet

krk01

Campaign

1611569149

C2

31.5.21.66:995

89.3.198.238:443

202.188.138.162:443

188.24.128.253:443

175.141.219.71:443

151.60.15.183:443

184.189.122.72:443

80.227.5.70:443

140.82.49.12:443

89.211.241.100:995

81.97.154.100:443

77.27.174.49:995

92.154.83.96:2078

42.3.8.54:443

71.187.170.235:443

46.153.36.53:995

71.182.142.63:443

105.186.102.16:443

50.244.112.106:443

78.63.226.32:443

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\7eaee31f3e541217ac9cc333e8b0ed11.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1984
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn puaqochzc /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll\"" /SC ONCE /Z /ST 02:52 /ET 03:04
          4⤵
          • Creates scheduled task(s)
          PID:3176
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\7eaee31f3e541217ac9cc333e8b0ed11.dll"
      2⤵
      • Loads dropped DLL
      PID:2748
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 584
        3⤵
        • Program crash
        PID:4524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2748 -ip 2748
    1⤵
      PID:3424

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    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\7eaee31f3e541217ac9cc333e8b0ed11.dll
      Filesize

      198KB

      MD5

      4d9086515deaa640a00e426298c96c8f

      SHA1

      f92acbbbee806fde18622671227d9e9ef9a7a8ff

      SHA256

      7545c502208108aed5ce21bbb1291e4de77ebffe3f96daaa9502cc8ae0041a67

      SHA512

      5bee8686d893a620cf7f87e43e9ecdc713f5cf343d81269dd34362d8aa57dc87868e786c2cc3ffe511d5d52493b18fe346d687268606e407ba02a1a30db59215

    • memory/1984-0-0x0000000000A50000-0x0000000000A85000-memory.dmp
      Filesize

      212KB

    • memory/1984-2-0x0000000000A50000-0x0000000000A85000-memory.dmp
      Filesize

      212KB

    • memory/1984-3-0x0000000000A50000-0x0000000000A85000-memory.dmp
      Filesize

      212KB

    • memory/1984-4-0x0000000000A50000-0x0000000000A85000-memory.dmp
      Filesize

      212KB

    • memory/1984-6-0x0000000000A50000-0x0000000000A85000-memory.dmp
      Filesize

      212KB