Analysis

  • max time kernel
    127s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    23-02-2021 17:15

General

  • Target

    a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll

  • Size

    337KB

  • MD5

    91000c46a9c5ea5c0a092a916a18d80d

  • SHA1

    e610e144a88873e4e4b4c8b734e84c65291b0b52

  • SHA256

    a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b

  • SHA512

    6dcf25358a644c7e2fd0a6cdaf11189519f15b09d9f77180d17f5e65775fb0b46a378a5ff73da77b3453559be1497dc7ed93145199169b7375cb59c37c40105e

Malware Config

Extracted

Family

qakbot

Botnet

obama04

Campaign

1613469138

C2

50.29.166.232:995

89.137.211.239:995

172.78.30.215:443

193.248.221.184:2222

80.227.5.69:443

216.201.162.158:443

75.67.192.125:443

105.96.8.96:443

77.211.30.202:995

136.232.34.70:443

87.202.87.210:2222

86.245.46.27:2222

90.101.117.122:2222

81.97.154.100:443

47.196.192.184:443

197.161.154.132:443

78.185.59.190:443

202.188.138.162:443

77.27.204.204:995

203.194.110.74:443

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 18 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4980
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3876
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn zxykdkcfd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll\"" /SC ONCE /Z /ST 17:14 /ET 17:26
          4⤵
          • Creates scheduled task(s)
          PID:420
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll"
      2⤵
      • Loads dropped DLL
      PID:4360
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 596
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3104

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll

    MD5

    8893c39c0d2877535c7ecec0420ae211

    SHA1

    43c7668499c51aa8f7872c418d3b5c8c8a035cab

    SHA256

    bc14c38801949b0dcc779f4d2366c6b631ac9e2c2dcca61aca32bbe7dc923bac

    SHA512

    76910c29669a06bd358031a948f3755b3aca3c7e44efc85e3a8ac1770556a107a2dc102abfd2cb1de67f2cb2a4913216cd9bd9afd7194e76f8d17987fde57a98

  • \Users\Admin\AppData\Local\Temp\a7f5863eb4a34ffcb20094dc379e369e09e0196f41d6c29fdf735adabef5720b.dll

    MD5

    8893c39c0d2877535c7ecec0420ae211

    SHA1

    43c7668499c51aa8f7872c418d3b5c8c8a035cab

    SHA256

    bc14c38801949b0dcc779f4d2366c6b631ac9e2c2dcca61aca32bbe7dc923bac

    SHA512

    76910c29669a06bd358031a948f3755b3aca3c7e44efc85e3a8ac1770556a107a2dc102abfd2cb1de67f2cb2a4913216cd9bd9afd7194e76f8d17987fde57a98

  • memory/420-7-0x0000000000000000-mapping.dmp

  • memory/3104-12-0x0000000003430000-0x0000000003431000-memory.dmp

    Filesize

    4KB

  • memory/3104-13-0x0000000003830000-0x0000000003831000-memory.dmp

    Filesize

    4KB

  • memory/3876-5-0x0000000000000000-mapping.dmp

  • memory/3876-6-0x0000000003040000-0x0000000003075000-memory.dmp

    Filesize

    212KB

  • memory/3876-8-0x0000000003040000-0x0000000003075000-memory.dmp

    Filesize

    212KB

  • memory/4360-10-0x0000000000000000-mapping.dmp

  • memory/4980-2-0x0000000000000000-mapping.dmp

  • memory/4980-4-0x0000000010000000-0x0000000010056000-memory.dmp

    Filesize

    344KB

  • memory/4980-3-0x0000000002990000-0x00000000029E6000-memory.dmp

    Filesize

    344KB