Analysis

  • max time kernel
    131s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    16-11-2020 15:49

General

  • Target

    siri_api_connect_1.exe

  • Size

    2.6MB

  • MD5

    3d0756f3fa6d259adbddb73baf1fb23b

  • SHA1

    2780840b4c4fd06e0a9fef8e6392aae3065b2e4d

  • SHA256

    1c7b6dfdbd6117dd089c5e7df2dd6e61a36d1878dbe61e1c2d91f44da2da14fc

  • SHA512

    4dccaa3913f7326e65e2e803af90bb799f2f5045245a10f382d9000186a93d1af1cd668d60f16ee27cef43bdc966efb67b7c844c58b9ec2829552327f6a56084

Malware Config

Extracted

Family

danabot

C2

92.204.160.126

193.34.166.26

93.115.22.159

93.115.22.165

185.227.138.52

rsa_pubkey.plain

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Danabot x86 payload 4 IoCs

    Detection of Danabot x86 payload, mapped in memory during the execution of its loader.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Blocklisted process makes network request 7 IoCs
  • Loads dropped DLL 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\siri_api_connect_1.exe
    "C:\Users\Admin\AppData\Local\Temp\siri_api_connect_1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:696
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\system32\regsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL f1 C:\Users\Admin\AppData\Local\Temp\SIRI_A~1.EXE@696
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:188
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL,f0
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        PID:4048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 696 -s 404
      2⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL

    MD5

    ba5bcacdd2930de8898da02eb76bd9d1

    SHA1

    2d6cdd794b651a92753113b58139957635efea7c

    SHA256

    a59a10879e0a2db88c6ea80f31a85962b7e4e89b6e2c4d4cac459b1580422b78

    SHA512

    b46fb1ee60d7c22bd943462fcd5107645189b509dc564f4e1a0b6b5f04ef7a42aeaad117f217f4f3096baa09beb953eb65a7588a9ba432a3632d3fe35edf8a27

  • \Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL

    MD5

    ba5bcacdd2930de8898da02eb76bd9d1

    SHA1

    2d6cdd794b651a92753113b58139957635efea7c

    SHA256

    a59a10879e0a2db88c6ea80f31a85962b7e4e89b6e2c4d4cac459b1580422b78

    SHA512

    b46fb1ee60d7c22bd943462fcd5107645189b509dc564f4e1a0b6b5f04ef7a42aeaad117f217f4f3096baa09beb953eb65a7588a9ba432a3632d3fe35edf8a27

  • \Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL

    MD5

    ba5bcacdd2930de8898da02eb76bd9d1

    SHA1

    2d6cdd794b651a92753113b58139957635efea7c

    SHA256

    a59a10879e0a2db88c6ea80f31a85962b7e4e89b6e2c4d4cac459b1580422b78

    SHA512

    b46fb1ee60d7c22bd943462fcd5107645189b509dc564f4e1a0b6b5f04ef7a42aeaad117f217f4f3096baa09beb953eb65a7588a9ba432a3632d3fe35edf8a27

  • \Users\Admin\AppData\Local\Temp\SIRI_A~1.DLL

    MD5

    ba5bcacdd2930de8898da02eb76bd9d1

    SHA1

    2d6cdd794b651a92753113b58139957635efea7c

    SHA256

    a59a10879e0a2db88c6ea80f31a85962b7e4e89b6e2c4d4cac459b1580422b78

    SHA512

    b46fb1ee60d7c22bd943462fcd5107645189b509dc564f4e1a0b6b5f04ef7a42aeaad117f217f4f3096baa09beb953eb65a7588a9ba432a3632d3fe35edf8a27

  • memory/188-2-0x0000000000000000-mapping.dmp

  • memory/696-1-0x00000000055E0000-0x00000000055E1000-memory.dmp

    Filesize

    4KB

  • memory/2760-6-0x0000000004470000-0x0000000004471000-memory.dmp

    Filesize

    4KB

  • memory/2760-7-0x0000000004470000-0x0000000004471000-memory.dmp

    Filesize

    4KB

  • memory/2760-11-0x00000000047B0000-0x00000000047B1000-memory.dmp

    Filesize

    4KB

  • memory/4048-9-0x0000000000000000-mapping.dmp