Analysis

  • max time kernel
    152s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 19:23

General

  • Target
    2024-05-30_bf00142c09967efe29fbd05538e36989_cobalt-strike_cobaltstrike.exe
  • Size 5.9MB
  • Sample240530-x3xydage5y
  • SHA256 13628284652958a91ed59d2cff2abe3ebd1c787d07260de0817d39dcefba5e27
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cobaltstrike

Botnet
  • 0

C2
  • http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

Attributes
  • access_type

    512

  • beacon_type

    256

  • create_remote_thread

    768

  • crypto_scheme

    256

  • host

    ns7.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns8.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books,ns9.softline.top,/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books

  • http_header1

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAUSG9zdDogd3d3LmFtYXpvbi5jb20AAAAHAAAAAAAAAAMAAAACAAAADnNlc3Npb24tdG9rZW49AAAAAgAAAAxza2luPW5vc2tpbjsAAAABAAAALGNzbS1oaXQ9cy0yNEtVMTFCQjgyUlpTWUdKM0JES3wxNDE5ODk5MDEyOTk2AAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAAAtBY2NlcHQ6ICovKgAAAAoAAAAWQ29udGVudC1UeXBlOiB0ZXh0L3htbAAAAAoAAAAgWC1SZXF1ZXN0ZWQtV2l0aDogWE1MSHR0cFJlcXVlc3QAAAAKAAAAFEhvc3Q6IHd3dy5hbWF6b24uY29tAAAACQAAAApzej0xNjB4NjAwAAAACQAAABFvZT1vZT1JU08tODg1OS0xOwAAAAcAAAAAAAAABQAAAAJzbgAAAAkAAAAGcz0zNzE3AAAACQAAACJkY19yZWY9aHR0cCUzQSUyRiUyRnd3dy5hbWF6b24uY29tAAAABwAAAAEAAAADAAAABAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • pipe_name

    \\%s\pipe\msagent_%x

  • polling_time

    5000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDI579oVVII0cYncGonU6vTWyFhqmq8w5QwvI8qsoWeV68Ngy+MjNPX2crcSVVWKQ3j09FII28KTmoE1XFVjEXF3WytRSlDe1OKfOAHX3XYkS9LcUAy0eRl2h4a73hrg1ir/rpisNT6hHtYaK3tmH8DgW/n1XfTfbWk1MZ7cXQHWQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /N4215/adj/amzn.us.sr.aps

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko

  • watermark

    0

Signatures

  • Cobalt Strike reflective loader 21 IoCs

    Detects the reflective loader used by Cobalt Strike.

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Detects Reflective DLL injection artifacts 21 IoCs
  • UPX dump on OEP (original entry point) 64 IoCs
  • XMRig Miner payload 64 IoCs
  • Executes dropped EXE 21 IoCs
  • UPX packed file 64 IoCs

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

  • Drops file in Windows directory 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-30_bf00142c09967efe29fbd05538e36989_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-30_bf00142c09967efe29fbd05538e36989_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3372
    • C:\Windows\System\IRKWxME.exe
      C:\Windows\System\IRKWxME.exe
      2⤵
      • Executes dropped EXE
      PID:4520
    • C:\Windows\System\IEHGZum.exe
      C:\Windows\System\IEHGZum.exe
      2⤵
      • Executes dropped EXE
      PID:2456
    • C:\Windows\System\bxCGtIO.exe
      C:\Windows\System\bxCGtIO.exe
      2⤵
      • Executes dropped EXE
      PID:756
    • C:\Windows\System\idPQKMQ.exe
      C:\Windows\System\idPQKMQ.exe
      2⤵
      • Executes dropped EXE
      PID:2440
    • C:\Windows\System\AUiNCwI.exe
      C:\Windows\System\AUiNCwI.exe
      2⤵
      • Executes dropped EXE
      PID:4640
    • C:\Windows\System\sCGFsIn.exe
      C:\Windows\System\sCGFsIn.exe
      2⤵
      • Executes dropped EXE
      PID:1460
    • C:\Windows\System\PpaTZaj.exe
      C:\Windows\System\PpaTZaj.exe
      2⤵
      • Executes dropped EXE
      PID:2068
    • C:\Windows\System\SzcYTly.exe
      C:\Windows\System\SzcYTly.exe
      2⤵
      • Executes dropped EXE
      PID:1220
    • C:\Windows\System\btAAjHN.exe
      C:\Windows\System\btAAjHN.exe
      2⤵
      • Executes dropped EXE
      PID:4760
    • C:\Windows\System\waGPpfJ.exe
      C:\Windows\System\waGPpfJ.exe
      2⤵
      • Executes dropped EXE
      PID:1344
    • C:\Windows\System\IbxpYAu.exe
      C:\Windows\System\IbxpYAu.exe
      2⤵
      • Executes dropped EXE
      PID:3336
    • C:\Windows\System\tmKeOxt.exe
      C:\Windows\System\tmKeOxt.exe
      2⤵
      • Executes dropped EXE
      PID:1872
    • C:\Windows\System\uVjLhcO.exe
      C:\Windows\System\uVjLhcO.exe
      2⤵
      • Executes dropped EXE
      PID:3080
    • C:\Windows\System\mZUXnPe.exe
      C:\Windows\System\mZUXnPe.exe
      2⤵
      • Executes dropped EXE
      PID:4176
    • C:\Windows\System\qxBEXuO.exe
      C:\Windows\System\qxBEXuO.exe
      2⤵
      • Executes dropped EXE
      PID:2608
    • C:\Windows\System\aBOAJBq.exe
      C:\Windows\System\aBOAJBq.exe
      2⤵
      • Executes dropped EXE
      PID:3536
    • C:\Windows\System\GqAkScs.exe
      C:\Windows\System\GqAkScs.exe
      2⤵
      • Executes dropped EXE
      PID:3340
    • C:\Windows\System\GOjTotx.exe
      C:\Windows\System\GOjTotx.exe
      2⤵
      • Executes dropped EXE
      PID:3056
    • C:\Windows\System\BCrOeug.exe
      C:\Windows\System\BCrOeug.exe
      2⤵
      • Executes dropped EXE
      PID:5068
    • C:\Windows\System\IuYjBTh.exe
      C:\Windows\System\IuYjBTh.exe
      2⤵
      • Executes dropped EXE
      PID:1552
    • C:\Windows\System\rNkYhyJ.exe
      C:\Windows\System\rNkYhyJ.exe
      2⤵
      • Executes dropped EXE
      PID:1480
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3504

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          AUiNCwI.exe

          • Path C:\Windows\System\AUiNCwI.exe
          • Size 5.9MB
          • SHA256 baec0deb5ec4ba3b568ffe44ae1c1d68fc8fc718e333f353f18f6c8a79057761
          • MD5 SHA1 SHA512 SSDEEP

          BCrOeug.exe

          • Path C:\Windows\System\BCrOeug.exe
          • Size 5.9MB
          • SHA256 942a38af3bb153cd93272e763bf96423a5575b3e582967696a637be1d06fa8ab
          • MD5 SHA1 SHA512 SSDEEP

          GOjTotx.exe

          • Path C:\Windows\System\GOjTotx.exe
          • Size 5.9MB
          • SHA256 5bf8ce7306c3393261ea7661481152e4a4e2628d083a1743568b17b5555582c4
          • MD5 SHA1 SHA512 SSDEEP

          GqAkScs.exe

          • Path C:\Windows\System\GqAkScs.exe
          • Size 5.9MB
          • SHA256 3867ab2c146ed251b4562fb0e8db1afcd09db9bff3710a77d9edc93f51e69f53
          • MD5 SHA1 SHA512 SSDEEP

          IEHGZum.exe

          • Path C:\Windows\System\IEHGZum.exe
          • Size 5.9MB
          • SHA256 ca267dafd7c28bead7b44aea56dbe382eff18263c5c6c6d5059e5766b87f2fae
          • MD5 SHA1 SHA512 SSDEEP

          IRKWxME.exe

          • Path C:\Windows\System\IRKWxME.exe
          • Size 5.9MB
          • SHA256 efa85099b007fba52c20e7e1ff8e2bfb7884284208554fb876df812a1522884f
          • MD5 SHA1 SHA512 SSDEEP

          IbxpYAu.exe

          • Path C:\Windows\System\IbxpYAu.exe
          • Size 5.9MB
          • SHA256 f53154b8350d65cdc77c3c8637f2027165c5b529db7ffbfe4d9f32e03b1d8b21
          • MD5 SHA1 SHA512 SSDEEP

          IuYjBTh.exe

          • Path C:\Windows\System\IuYjBTh.exe
          • Size 5.9MB
          • SHA256 7f2fb42118709865498c4b213d55250158fb17796aedb360cc4f08ce4592c40b
          • MD5 SHA1 SHA512 SSDEEP

          PpaTZaj.exe

          • Path C:\Windows\System\PpaTZaj.exe
          • Size 5.9MB
          • SHA256 7d4f95492e25a8e1c37d796d6f4c57c1f6d7f326ce2e894ce602c9272e782afa
          • MD5 SHA1 SHA512 SSDEEP

          SzcYTly.exe

          • Path C:\Windows\System\SzcYTly.exe
          • Size 5.9MB
          • SHA256 ed2727af04773877f2e5971623bcd62351dd9c3d3c1e5a089c112fe5870f1c25
          • MD5 SHA1 SHA512 SSDEEP

          aBOAJBq.exe

          • Path C:\Windows\System\aBOAJBq.exe
          • Size 5.9MB
          • SHA256 7f61e55895ecb22962b94c8272a36b8fb39433ddf0b9614e4cc4f30f89f19874
          • MD5 SHA1 SHA512 SSDEEP

          btAAjHN.exe

          • Path C:\Windows\System\btAAjHN.exe
          • Size 5.9MB
          • SHA256 a1b7b2f8a17720858bb281b332eda092936009fb9bb9aaaa9d06f6f9a71dfcb4
          • MD5 SHA1 SHA512 SSDEEP

          bxCGtIO.exe

          • Path C:\Windows\System\bxCGtIO.exe
          • Size 5.9MB
          • SHA256 8d835983576b198d5e7ddd5684b1bd31649d69f949697e96a2b2d2581a529326
          • MD5 SHA1 SHA512 SSDEEP

          idPQKMQ.exe

          • Path C:\Windows\System\idPQKMQ.exe
          • Size 5.9MB
          • SHA256 0422c7e02452f170ec6b97eea609255f1e6db5ba0e1d668d7438991c72e0acf4
          • MD5 SHA1 SHA512 SSDEEP

          mZUXnPe.exe

          • Path C:\Windows\System\mZUXnPe.exe
          • Size 5.9MB
          • SHA256 c0fb5f22d08f9397e5ab8d79355c42a7f11635fe4ed436331f8651c02de3cc12
          • MD5 SHA1 SHA512 SSDEEP

          qxBEXuO.exe

          • Path C:\Windows\System\qxBEXuO.exe
          • Size 5.9MB
          • SHA256 578dfad329b3faaa3387d733e91020dee64644918ee39207611904af96e8b22c
          • MD5 SHA1 SHA512 SSDEEP

          rNkYhyJ.exe

          • Path C:\Windows\System\rNkYhyJ.exe
          • Size 5.9MB
          • SHA256 d79ac44d57bf62cb7942ab3049c4e62d674728b4e8c45096f090d14dfc101dc1
          • MD5 SHA1 SHA512 SSDEEP

          sCGFsIn.exe

          • Path C:\Windows\System\sCGFsIn.exe
          • Size 5.9MB
          • SHA256 cda3821b1dd1443276c57211c14f3118f18e1fa8668fd73318948d1e452b4490
          • MD5 SHA1 SHA512 SSDEEP

          tmKeOxt.exe

          • Path C:\Windows\System\tmKeOxt.exe
          • Size 5.9MB
          • SHA256 b92a110b1dc41975ed51358adc07e5a2f638828453ddff4cffd2f215cdb8ef57
          • MD5 SHA1 SHA512 SSDEEP

          uVjLhcO.exe

          • Path C:\Windows\System\uVjLhcO.exe
          • Size 5.9MB
          • SHA256 96b417fadb4fd1be30f25ca33a5876960cc370e1e36a9ba036581c8bd8643592
          • MD5 SHA1 SHA512 SSDEEP

          waGPpfJ.exe

          • Path C:\Windows\System\waGPpfJ.exe
          • Size 5.9MB
          • SHA256 58be308cac007fde811ca1cc867f9fbc830b21d1f36cd79a0ad19b347d0462b3
          • MD5 SHA1 SHA512 SSDEEP

          memory/756-20-0x00007FF630AC0000-0x00007FF630E14000-memory.dmp

          memory/756-139-0x00007FF630AC0000-0x00007FF630E14000-memory.dmp

          memory/1220-55-0x00007FF70C680000-0x00007FF70C9D4000-memory.dmp

          memory/1220-144-0x00007FF70C680000-0x00007FF70C9D4000-memory.dmp

          memory/1344-63-0x00007FF6AA940000-0x00007FF6AAC94000-memory.dmp

          memory/1344-146-0x00007FF6AA940000-0x00007FF6AAC94000-memory.dmp

          memory/1460-36-0x00007FF6898E0000-0x00007FF689C34000-memory.dmp

          memory/1460-142-0x00007FF6898E0000-0x00007FF689C34000-memory.dmp

          memory/1460-106-0x00007FF6898E0000-0x00007FF689C34000-memory.dmp

          memory/1480-157-0x00007FF79EC50000-0x00007FF79EFA4000-memory.dmp

          memory/1480-132-0x00007FF79EC50000-0x00007FF79EFA4000-memory.dmp

          memory/1552-131-0x00007FF7EC000000-0x00007FF7EC354000-memory.dmp

          memory/1552-156-0x00007FF7EC000000-0x00007FF7EC354000-memory.dmp

          memory/1872-148-0x00007FF7F6680000-0x00007FF7F69D4000-memory.dmp

          memory/1872-77-0x00007FF7F6680000-0x00007FF7F69D4000-memory.dmp

          memory/2068-143-0x00007FF7831B0000-0x00007FF783504000-memory.dmp

          memory/2068-44-0x00007FF7831B0000-0x00007FF783504000-memory.dmp

          memory/2068-107-0x00007FF7831B0000-0x00007FF783504000-memory.dmp

          memory/2440-26-0x00007FF6EABA0000-0x00007FF6EAEF4000-memory.dmp

          memory/2440-140-0x00007FF6EABA0000-0x00007FF6EAEF4000-memory.dmp

          memory/2456-14-0x00007FF602650000-0x00007FF6029A4000-memory.dmp

          memory/2456-75-0x00007FF602650000-0x00007FF6029A4000-memory.dmp

          memory/2456-138-0x00007FF602650000-0x00007FF6029A4000-memory.dmp

          memory/2608-151-0x00007FF7F9D70000-0x00007FF7FA0C4000-memory.dmp

          memory/2608-95-0x00007FF7F9D70000-0x00007FF7FA0C4000-memory.dmp

          memory/3056-136-0x00007FF737E30000-0x00007FF738184000-memory.dmp

          memory/3056-115-0x00007FF737E30000-0x00007FF738184000-memory.dmp

          memory/3056-155-0x00007FF737E30000-0x00007FF738184000-memory.dmp

          memory/3080-149-0x00007FF7CBD50000-0x00007FF7CC0A4000-memory.dmp

          memory/3080-81-0x00007FF7CBD50000-0x00007FF7CC0A4000-memory.dmp

          memory/3080-134-0x00007FF7CBD50000-0x00007FF7CC0A4000-memory.dmp

          memory/3336-147-0x00007FF798A00000-0x00007FF798D54000-memory.dmp

          memory/3336-70-0x00007FF798A00000-0x00007FF798D54000-memory.dmp

          memory/3336-133-0x00007FF798A00000-0x00007FF798D54000-memory.dmp

          memory/3340-111-0x00007FF761200000-0x00007FF761554000-memory.dmp

          memory/3340-153-0x00007FF761200000-0x00007FF761554000-memory.dmp

          memory/3372-0-0x00007FF6CF050000-0x00007FF6CF3A4000-memory.dmp

          memory/3372-1-0x000001CC5BFB0000-0x000001CC5BFC0000-memory.dmp

          memory/3372-61-0x00007FF6CF050000-0x00007FF6CF3A4000-memory.dmp

          memory/3536-152-0x00007FF677730000-0x00007FF677A84000-memory.dmp

          memory/3536-108-0x00007FF677730000-0x00007FF677A84000-memory.dmp

          memory/4176-150-0x00007FF6AE7D0000-0x00007FF6AEB24000-memory.dmp

          memory/4176-135-0x00007FF6AE7D0000-0x00007FF6AEB24000-memory.dmp

          memory/4176-89-0x00007FF6AE7D0000-0x00007FF6AEB24000-memory.dmp

          memory/4520-7-0x00007FF7B5A70000-0x00007FF7B5DC4000-memory.dmp

          memory/4520-137-0x00007FF7B5A70000-0x00007FF7B5DC4000-memory.dmp

          memory/4520-68-0x00007FF7B5A70000-0x00007FF7B5DC4000-memory.dmp

          memory/4640-32-0x00007FF7B8630000-0x00007FF7B8984000-memory.dmp

          memory/4640-141-0x00007FF7B8630000-0x00007FF7B8984000-memory.dmp

          memory/4760-145-0x00007FF6F9440000-0x00007FF6F9794000-memory.dmp

          memory/4760-56-0x00007FF6F9440000-0x00007FF6F9794000-memory.dmp

          memory/5068-154-0x00007FF6623D0000-0x00007FF662724000-memory.dmp

          memory/5068-122-0x00007FF6623D0000-0x00007FF662724000-memory.dmp