Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2024 09:29

General

  • Target

    9eaaa416014aa90bb49ee345b2be29497bc6163345f2caafca9b675f530d7945.exe

  • Size

    14.6MB

  • MD5

    3563c402b8590bbedab9202ff48b38a7

  • SHA1

    3942f2d5555134798eb16d9befc69403db0edf1b

  • SHA256

    9eaaa416014aa90bb49ee345b2be29497bc6163345f2caafca9b675f530d7945

  • SHA512

    d9658907abb6d11d62c4e85b4e73dac03ce1588fb3395a150a6cc940c11b97d3b30bd7255b30c53ad68f6a6dd0e8219c3d32efd91db0dad48a49dc444e4a2c0a

  • SSDEEP

    393216:/JFmS2iB12kzyl4cyC4tjwdUPev3ZGRsYI2yc:/mS2iD2949+TvpGRO2F

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 3 IoCs
  • Detects Bdaejec Backdoor. 2 IoCs

    Bdaejec is backdoor written in C++.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9eaaa416014aa90bb49ee345b2be29497bc6163345f2caafca9b675f530d7945.exe
    "C:\Users\Admin\AppData\Local\Temp\9eaaa416014aa90bb49ee345b2be29497bc6163345f2caafca9b675f530d7945.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1076
    • C:\Users\Admin\AppData\Local\Temp\SimFLr.exe
      C:\Users\Admin\AppData\Local\Temp\SimFLr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1312
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\36695d20.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2732
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1076 -s 720
      2⤵
      • Program crash
      PID:836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\311A7B1B.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\36695d20.bat

    Filesize

    187B

    MD5

    e81daf19454cf3fd8e5ec5d275c7e53b

    SHA1

    cc57445c5f681b20f2f9b48129651b2c29221958

    SHA256

    5c7de2f881ae76ed8f031e2acfef577a9dc4f294df4d5af78476ff96b4b7119d

    SHA512

    c2924bcd781c4ca3cd69bc84b571e1ec6be539ee86613ea35d1d5ab01f5963393a5fb9d8fbfd6575b9925abb367b678b1c629ab418a9e9badc20d837dcf7c329

  • C:\Users\Admin\AppData\Local\Temp\SimFLr.exe

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • \Users\Admin\AppData\Local\Temp\E2EECore.3.3.9.dll

    Filesize

    10.6MB

    MD5

    50c266e46ccf9bc8956279f78d51f205

    SHA1

    0ba5b98a91a9a019cd9b87cf01796c65ee6a0839

    SHA256

    c58e066a293ff260037487d37e37bf3d890c16383d817c7573dab51c514cbd00

    SHA512

    7350a82820faeba3172fad3d87b04c6a2967b797a321a78a53e7156c37fed4661a66d2f78e2f3ddbcbc0d10a56f5d761f7eb761f05d2841568b34841c17e0d37

  • memory/1076-39-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-40-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-10-0x0000000000270000-0x0000000000279000-memory.dmp

    Filesize

    36KB

  • memory/1076-12-0x0000000000270000-0x0000000000279000-memory.dmp

    Filesize

    36KB

  • memory/1076-35-0x0000000010000000-0x000000001001A000-memory.dmp

    Filesize

    104KB

  • memory/1076-38-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-75-0x0000000000400000-0x0000000002672000-memory.dmp

    Filesize

    34.4MB

  • memory/1076-37-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-36-0x00000000776F1000-0x00000000776F2000-memory.dmp

    Filesize

    4KB

  • memory/1076-16-0x0000000000400000-0x0000000002672000-memory.dmp

    Filesize

    34.4MB

  • memory/1076-9-0x0000000000400000-0x0000000002672000-memory.dmp

    Filesize

    34.4MB

  • memory/1076-74-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-69-0x0000000000400000-0x0000000002672000-memory.dmp

    Filesize

    34.4MB

  • memory/1076-70-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-71-0x00000000776F1000-0x00000000776F2000-memory.dmp

    Filesize

    4KB

  • memory/1076-73-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-72-0x00000000776E0000-0x00000000777F0000-memory.dmp

    Filesize

    1.1MB

  • memory/1312-67-0x00000000008D0000-0x00000000008D9000-memory.dmp

    Filesize

    36KB

  • memory/1312-11-0x00000000008D0000-0x00000000008D9000-memory.dmp

    Filesize

    36KB