Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 09:23

General

  • Target

    62d1f4cbabe1e71ced04809fbbac0120457623afd3ebdbc3928bbe754b019a2e.exe

  • Size

    13.6MB

  • MD5

    e9b36b730de18707cd6bb31eaadb99f2

  • SHA1

    63e8dc0a80c118b6bf573e8f628f5c896c051d20

  • SHA256

    62d1f4cbabe1e71ced04809fbbac0120457623afd3ebdbc3928bbe754b019a2e

  • SHA512

    115f48daca1cc64950804fea816212aee60bbf254ee85964c947672e0740f8ab59b0d5b4427f391a602649340edbacdab8cd87fb5b0554885b09a6a7252e47d2

  • SSDEEP

    393216:pAn5Jft+9+CfJ2hVhKUt3P2yDCuW7yirJLcmA6F:M5VtfCfa9tPMz9N4mN

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 15 IoCs
  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 28 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62d1f4cbabe1e71ced04809fbbac0120457623afd3ebdbc3928bbe754b019a2e.exe
    "C:\Users\Admin\AppData\Local\Temp\62d1f4cbabe1e71ced04809fbbac0120457623afd3ebdbc3928bbe754b019a2e.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe
      "C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe" --conf-path="C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf" #--save-session="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --input-file="C:\Users\Admin\AppData\Roaming\Downloader\aria2.session" --rpc-listen-port=6288 --listen-port=6388 --dht-listen-port=6390 --enable-rpc=true --rpc-allow-origin-all=true --disable-ipv6=false --rpc-secret=123 --enable-dht=true --enable-dht6=true --dht-file-path="C:\Users\Admin\AppData\Roaming\Downloader\dht.dat" --dht-file-path6="C:\Users\Admin\AppData\Roaming\Downloader\dht6.dat" --bt-external-ip= --stop-with-process=1908
      2⤵
      • Executes dropped EXE
      PID:1992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Downloader\ExuiKrnln.dll

    Filesize

    391KB

    MD5

    4587e896480603dcd85a4956bb3609d7

    SHA1

    10e88bc0852939bc09bb24019f4dc310a2fd17ad

    SHA256

    70e5fdd3d67ec5f63b3796301d58200e8121d6b89cf072cde087ed18d0923483

    SHA512

    0a7649b12d416659a76815d8745590624bea0b4d754af39b71108fa9b186041a381e11136fa231bbd43ac6df1d8705e377bac391c6954c22228cece7a2bb323b

  • C:\Users\Admin\AppData\Roaming\Downloader\aria2.conf

    Filesize

    55KB

    MD5

    4a1b71ede6ff12456038f6a26e356a42

    SHA1

    16af6552ebbeb0300d1451715add745e840ff993

    SHA256

    0ee9c9e686a595f86d25854bca6e92e8bfd51437a28306b4eaebf736156cc7ee

    SHA512

    bea15214c76083c86f4104e569bb93ba7000e4e555382b6cc97e0c9bdb6b4de72f50b8458d4c3420e073edefe4f40b7eea580000001d089fd5c78e303fbd8501

  • C:\Users\Admin\AppData\Roaming\Downloader\aria2c.exe

    Filesize

    1.7MB

    MD5

    46d80f2e9618c8f1312e1d338f4218bc

    SHA1

    0eead18c40992324f5475d346317842352951e89

    SHA256

    0e895dc2044d74547d0a255a0d9b88bc42c27a19825821b2e65d36bb9b7d4f23

    SHA512

    3c66a2383b6a02458e8a7dccd7bf6ef6efc6657453909ddf2feca75d27445d5a75c9f00f0dabb1f109dea0ff9cd19de342a7fb7a495fee8b8bc11d69d1c8d0fc

  • C:\Users\Admin\AppData\Roaming\Downloader\libcurl.dll

    Filesize

    759KB

    MD5

    b8d07f6ebe3d5473fa6e5c4aa3670bd6

    SHA1

    0300e9767e9ebe8f7ba88beea16e08c51549ea86

    SHA256

    927b9c233435dcde129586d0be8351c165adbc2d35bfb63d9b557abe8dc10703

    SHA512

    866a67e890456fd7b94d3d55b293a124053c75a56c7ef3d646329ec8ab300c365b319ab09daad81644a13a17803a663a426e0a4b78761082ae0b6ab590886efd

  • memory/1908-48-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-20-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-10-0x0000000076BD0000-0x0000000076BD1000-memory.dmp

    Filesize

    4KB

  • memory/1908-9-0x0000000010000000-0x000000001001A000-memory.dmp

    Filesize

    104KB

  • memory/1908-12-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-11-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-13-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-14-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-17-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-16-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-15-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-18-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-52-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-19-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-22-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-21-0x0000000075070000-0x000000007522F000-memory.dmp

    Filesize

    1.7MB

  • memory/1908-39-0x0000000073D20000-0x0000000073E45000-memory.dmp

    Filesize

    1.1MB

  • memory/1908-46-0x0000000073D20000-0x0000000073E45000-memory.dmp

    Filesize

    1.1MB

  • memory/1908-45-0x0000000075070000-0x000000007522F000-memory.dmp

    Filesize

    1.7MB

  • memory/1908-44-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-5-0x0000000004410000-0x00000000044CE000-memory.dmp

    Filesize

    760KB

  • memory/1908-49-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-8-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-53-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-62-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-50-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-54-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-56-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-55-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-60-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-57-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-51-0x0000000076BB0000-0x0000000076CA0000-memory.dmp

    Filesize

    960KB

  • memory/1908-67-0x0000000075070000-0x000000007522F000-memory.dmp

    Filesize

    1.7MB

  • memory/1908-66-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-70-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-74-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-78-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-82-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-86-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-90-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-94-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-98-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-102-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1908-107-0x0000000075070000-0x000000007522F000-memory.dmp

    Filesize

    1.7MB

  • memory/1908-106-0x0000000000400000-0x0000000001A41000-memory.dmp

    Filesize

    22.3MB

  • memory/1992-33-0x0000000000400000-0x00000000008D2000-memory.dmp

    Filesize

    4.8MB

  • memory/1992-47-0x0000000000400000-0x00000000008D2000-memory.dmp

    Filesize

    4.8MB