Analysis

  • max time kernel
    109s
  • max time network
    26s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    20-09-2021 16:49

General

  • Target

    44459.6948533565.dat.dll

  • Size

    823KB

  • MD5

    5f8b22e659bfc7db9a7043a828da7675

  • SHA1

    91a30a2b1b936ab508b37a713ae35358b3c24150

  • SHA256

    153862cb79a2312f54a2307460872006138a649cdac6525df1d04c093c8b1454

  • SHA512

    edcfbee0f7dbac6050a01703cd96d4bf130568c90a71290eccfb9aae6671274db95f60e1be8df7c51e1e58bc7ee22cc67ac63ffd56f0db8fd7a84d92f83cd3d9

Malware Config

Extracted

Family

qakbot

Version

402.318

Botnet

obama100

Campaign

1632151873

C2

45.46.53.140:2222

144.139.47.206:443

189.210.115.207:443

120.150.218.241:995

47.22.148.6:443

140.82.49.12:443

24.139.72.117:443

24.229.150.54:995

24.55.112.61:443

136.232.34.70:443

95.77.223.148:443

173.21.10.71:2222

76.25.142.196:443

96.37.113.36:993

71.74.12.34:443

73.151.236.31:443

67.165.206.193:993

109.12.111.14:443

68.204.7.158:443

105.198.236.99:443

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 1 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\44459.6948533565.dat.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\44459.6948533565.dat.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:804
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn exynqad /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44459.6948533565.dat.dll\"" /SC ONCE /Z /ST 16:51 /ET 17:03
          4⤵
          • Creates scheduled task(s)
          PID:876
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C6F93998-9B5A-4253-B4D9-56C293F2A84A} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44459.6948533565.dat.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\44459.6948533565.dat.dll"
        3⤵
        • Loads dropped DLL
        PID:1516

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\44459.6948533565.dat.dll
    MD5

    3a29673fa921b807c383314cbc259a63

    SHA1

    006200be88174b2e0ca6e0f2362f1602c6f71f27

    SHA256

    0bb98276d290965632a41c6b05dd0a09f983ec315f2022196137fdd5879a25ed

    SHA512

    4171aa97d65cac7db15caa1beeee81599105fd7383f506a8f23594cf8528cff5d1e6b19d362a4cba8efc90d1c716e671331c359b5c252534eced29f30b33cfa4

  • \Users\Admin\AppData\Local\Temp\44459.6948533565.dat.dll
    MD5

    3a29673fa921b807c383314cbc259a63

    SHA1

    006200be88174b2e0ca6e0f2362f1602c6f71f27

    SHA256

    0bb98276d290965632a41c6b05dd0a09f983ec315f2022196137fdd5879a25ed

    SHA512

    4171aa97d65cac7db15caa1beeee81599105fd7383f506a8f23594cf8528cff5d1e6b19d362a4cba8efc90d1c716e671331c359b5c252534eced29f30b33cfa4

  • memory/804-61-0x0000000074351000-0x0000000074353000-memory.dmp
    Filesize

    8KB

  • memory/804-63-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/804-59-0x0000000000000000-mapping.dmp
  • memory/876-62-0x0000000000000000-mapping.dmp
  • memory/1380-56-0x00000000745B0000-0x00000000745D1000-memory.dmp
    Filesize

    132KB

  • memory/1380-58-0x00000000000B0000-0x00000000000B1000-memory.dmp
    Filesize

    4KB

  • memory/1380-54-0x0000000000000000-mapping.dmp
  • memory/1380-57-0x00000000745B0000-0x000000007469A000-memory.dmp
    Filesize

    936KB

  • memory/1380-55-0x0000000074C71000-0x0000000074C73000-memory.dmp
    Filesize

    8KB

  • memory/1516-67-0x0000000000000000-mapping.dmp
  • memory/1876-64-0x0000000000000000-mapping.dmp
  • memory/1876-65-0x000007FEFB781000-0x000007FEFB783000-memory.dmp
    Filesize

    8KB