Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 09:38

General

  • Target
    2024-06-03_8021f004ae65fdf99b00057c44b047ca_cobalt-strike_cobaltstrike.exe
  • Size 5.2MB
  • Sample240603-ll2pfsbe92
  • SHA256 f4b522801351ece9ad66ff6963a15916b1ed05e0509915fc51512fa47790ca33
  • 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 46 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\2024-06-03_8021f004ae65fdf99b00057c44b047ca_cobalt-strike_cobaltstrike.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_8021f004ae65fdf99b00057c44b047ca_cobalt-strike_cobaltstrike.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Windows\System\LbWZCnO.exe
      C:\Windows\System\LbWZCnO.exe
      2⤵
      • Executes dropped EXE
      PID:4644
    • C:\Windows\System\NxuRpGt.exe
      C:\Windows\System\NxuRpGt.exe
      2⤵
      • Executes dropped EXE
      PID:1372
    • C:\Windows\System\ynkmiRo.exe
      C:\Windows\System\ynkmiRo.exe
      2⤵
      • Executes dropped EXE
      PID:3552
    • C:\Windows\System\MyhnUGy.exe
      C:\Windows\System\MyhnUGy.exe
      2⤵
      • Executes dropped EXE
      PID:4684
    • C:\Windows\System\TFeQNat.exe
      C:\Windows\System\TFeQNat.exe
      2⤵
      • Executes dropped EXE
      PID:916
    • C:\Windows\System\MuopkIy.exe
      C:\Windows\System\MuopkIy.exe
      2⤵
      • Executes dropped EXE
      PID:3232
    • C:\Windows\System\gbBSMMt.exe
      C:\Windows\System\gbBSMMt.exe
      2⤵
      • Executes dropped EXE
      PID:4392
    • C:\Windows\System\PCpgUwb.exe
      C:\Windows\System\PCpgUwb.exe
      2⤵
      • Executes dropped EXE
      PID:2104
    • C:\Windows\System\GBLxasQ.exe
      C:\Windows\System\GBLxasQ.exe
      2⤵
      • Executes dropped EXE
      PID:3076
    • C:\Windows\System\gDbWJMY.exe
      C:\Windows\System\gDbWJMY.exe
      2⤵
      • Executes dropped EXE
      PID:3864
    • C:\Windows\System\bYofYfq.exe
      C:\Windows\System\bYofYfq.exe
      2⤵
      • Executes dropped EXE
      PID:2084
    • C:\Windows\System\qbuBPuI.exe
      C:\Windows\System\qbuBPuI.exe
      2⤵
      • Executes dropped EXE
      PID:3064
    • C:\Windows\System\DcpTTHE.exe
      C:\Windows\System\DcpTTHE.exe
      2⤵
      • Executes dropped EXE
      PID:3268
    • C:\Windows\System\lstnQUc.exe
      C:\Windows\System\lstnQUc.exe
      2⤵
      • Executes dropped EXE
      PID:2432
    • C:\Windows\System\xXXJtau.exe
      C:\Windows\System\xXXJtau.exe
      2⤵
      • Executes dropped EXE
      PID:1068
    • C:\Windows\System\RzPDVNV.exe
      C:\Windows\System\RzPDVNV.exe
      2⤵
      • Executes dropped EXE
      PID:556
    • C:\Windows\System\jEloGZD.exe
      C:\Windows\System\jEloGZD.exe
      2⤵
      • Executes dropped EXE
      PID:648
    • C:\Windows\System\GSsZvpc.exe
      C:\Windows\System\GSsZvpc.exe
      2⤵
      • Executes dropped EXE
      PID:4412
    • C:\Windows\System\uVhKJAK.exe
      C:\Windows\System\uVhKJAK.exe
      2⤵
      • Executes dropped EXE
      PID:1144
    • C:\Windows\System\NLwtgLo.exe
      C:\Windows\System\NLwtgLo.exe
      2⤵
      • Executes dropped EXE
      PID:432
    • C:\Windows\System\sNNySCG.exe
      C:\Windows\System\sNNySCG.exe
      2⤵
      • Executes dropped EXE
      PID:4304

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        DcpTTHE.exe

        • Path C:\Windows\System\DcpTTHE.exe
        • Size 5.2MB
        • SHA256 5b410413f179ef86a5036d98868f482b472b14905decffd89e7f8f50a9881f03
        • MD5 SHA1 SHA512 SSDEEP

        GBLxasQ.exe

        • Path C:\Windows\System\GBLxasQ.exe
        • Size 5.2MB
        • SHA256 06e8d7ee1d5526e65107de416f62f7b3d1b9b950c93a27983c300a79d3c733e2
        • MD5 SHA1 SHA512 SSDEEP

        GSsZvpc.exe

        • Path C:\Windows\System\GSsZvpc.exe
        • Size 5.2MB
        • SHA256 3b833a8fef0c72a14545a6852d056b929b48fd5871ec1bfd47c47547cff3c4cb
        • MD5 SHA1 SHA512 SSDEEP

        LbWZCnO.exe

        • Path C:\Windows\System\LbWZCnO.exe
        • Size 5.2MB
        • SHA256 2f81a331288ba2a3ab9599d5eb1a058a947ac8f13a35bda8ff75ce6e22bd2ef0
        • MD5 SHA1 SHA512 SSDEEP

        MuopkIy.exe

        • Path C:\Windows\System\MuopkIy.exe
        • Size 5.2MB
        • SHA256 31bd63d30e4d7fea346d7e30c0372baf8edb48c51c119a21b6b763826887a0d8
        • MD5 SHA1 SHA512 SSDEEP

        MyhnUGy.exe

        • Path C:\Windows\System\MyhnUGy.exe
        • Size 5.2MB
        • SHA256 a63944753acfad751243d68dc97487de105406d8edc9b351f1d3dac0203f6955
        • MD5 SHA1 SHA512 SSDEEP

        NLwtgLo.exe

        • Path C:\Windows\System\NLwtgLo.exe
        • Size 5.2MB
        • SHA256 ed846f9e8ad71576c1a92fef6dba68b7fd07f3b1f63c0ab7e0e14477cdd7c70b
        • MD5 SHA1 SHA512 SSDEEP

        NxuRpGt.exe

        • Path C:\Windows\System\NxuRpGt.exe
        • Size 5.2MB
        • SHA256 da770e8605ed0aa4dd7180b3fcaf9973b98accf248a243558da07d793411d0f1
        • MD5 SHA1 SHA512 SSDEEP

        PCpgUwb.exe

        • Path C:\Windows\System\PCpgUwb.exe
        • Size 5.2MB
        • SHA256 32392cf27968502f31c5865da078f32a0dc2e1ae9fedabc35f0be73eeff3bd55
        • MD5 SHA1 SHA512 SSDEEP

        RzPDVNV.exe

        • Path C:\Windows\System\RzPDVNV.exe
        • Size 5.2MB
        • SHA256 597b07b0f31ba1fc5bd3b8be7f6bdc74444cbd5ab0f58274b2b0280ea75df6f1
        • MD5 SHA1 SHA512 SSDEEP

        TFeQNat.exe

        • Path C:\Windows\System\TFeQNat.exe
        • Size 5.2MB
        • SHA256 5a4c810015f6155cec88acc5823ba350c445df2ec404aaa55b616fb865297e29
        • MD5 SHA1 SHA512 SSDEEP

        bYofYfq.exe

        • Path C:\Windows\System\bYofYfq.exe
        • Size 5.2MB
        • SHA256 2644969175ed305d4498714231fce03d8ef204cf970fe2192ecafd7ed74da6b5
        • MD5 SHA1 SHA512 SSDEEP

        gDbWJMY.exe

        • Path C:\Windows\System\gDbWJMY.exe
        • Size 5.2MB
        • SHA256 ee701b25f2485328b9ef686926fcddbadff573615114efffd1168ecc869fd04f
        • MD5 SHA1 SHA512 SSDEEP

        gbBSMMt.exe

        • Path C:\Windows\System\gbBSMMt.exe
        • Size 5.2MB
        • SHA256 9f91a2e36312b03b45f8e9282d1ee403d9ecf443fd2a1204df40b47660ed61fb
        • MD5 SHA1 SHA512 SSDEEP

        jEloGZD.exe

        • Path C:\Windows\System\jEloGZD.exe
        • Size 5.2MB
        • SHA256 6731f8e394d8de7001ac4307a6e426362a4a8ce51bb4467339b894a091af689d
        • MD5 SHA1 SHA512 SSDEEP

        lstnQUc.exe

        • Path C:\Windows\System\lstnQUc.exe
        • Size 5.2MB
        • SHA256 ab3c6ad45f2a9a3e3cda4687e2f04e18636bf37d3910d151f9645e98c317ac96
        • MD5 SHA1 SHA512 SSDEEP

        qbuBPuI.exe

        • Path C:\Windows\System\qbuBPuI.exe
        • Size 5.2MB
        • SHA256 d002fa32d3d7a1a3d03d6d89ddcdc443fd9b65b30ded5648dd395a40b6f3897d
        • MD5 SHA1 SHA512 SSDEEP

        sNNySCG.exe

        • Path C:\Windows\System\sNNySCG.exe
        • Size 5.2MB
        • SHA256 2756bee73ce8bdb6d4ad8baa95ca5ea77630a2392ef8b16fe361891a89d1128a
        • MD5 SHA1 SHA512 SSDEEP

        uVhKJAK.exe

        • Path C:\Windows\System\uVhKJAK.exe
        • Size 5.2MB
        • SHA256 1765053da31b589a49cb2bb193686314086e7cd6435604439f6ee40e4a4d4320
        • MD5 SHA1 SHA512 SSDEEP

        xXXJtau.exe

        • Path C:\Windows\System\xXXJtau.exe
        • Size 5.2MB
        • SHA256 8a8db107ea5c9c988008f72c3051e61c51058d0b68e8202977740ad9e358f807
        • MD5 SHA1 SHA512 SSDEEP

        ynkmiRo.exe

        • Path C:\Windows\System\ynkmiRo.exe
        • Size 5.2MB
        • SHA256 5abb4c3c9bf41305ccc839c8237cd468984ffd3fe9da06b3def16231896f70a2
        • MD5 SHA1 SHA512 SSDEEP

        memory/432-251-0x00007FF7A1780000-0x00007FF7A1AD1000-memory.dmp

        memory/432-139-0x00007FF7A1780000-0x00007FF7A1AD1000-memory.dmp

        memory/556-135-0x00007FF7F8A70000-0x00007FF7F8DC1000-memory.dmp

        memory/556-243-0x00007FF7F8A70000-0x00007FF7F8DC1000-memory.dmp

        memory/648-136-0x00007FF6B6620000-0x00007FF6B6971000-memory.dmp

        memory/648-245-0x00007FF6B6620000-0x00007FF6B6971000-memory.dmp

        memory/916-35-0x00007FF69C310000-0x00007FF69C661000-memory.dmp

        memory/916-213-0x00007FF69C310000-0x00007FF69C661000-memory.dmp

        memory/1068-241-0x00007FF7BF3A0000-0x00007FF7BF6F1000-memory.dmp

        memory/1068-134-0x00007FF7BF3A0000-0x00007FF7BF6F1000-memory.dmp

        memory/1144-138-0x00007FF77E680000-0x00007FF77E9D1000-memory.dmp

        memory/1144-249-0x00007FF77E680000-0x00007FF77E9D1000-memory.dmp

        memory/1372-74-0x00007FF7C67B0000-0x00007FF7C6B01000-memory.dmp

        memory/1372-201-0x00007FF7C67B0000-0x00007FF7C6B01000-memory.dmp

        memory/1372-16-0x00007FF7C67B0000-0x00007FF7C6B01000-memory.dmp

        memory/2084-72-0x00007FF77A210000-0x00007FF77A561000-memory.dmp

        memory/2084-233-0x00007FF77A210000-0x00007FF77A561000-memory.dmp

        memory/2104-133-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/2104-220-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/2104-50-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/2432-146-0x00007FF723BA0000-0x00007FF723EF1000-memory.dmp

        memory/2432-239-0x00007FF723BA0000-0x00007FF723EF1000-memory.dmp

        memory/2432-88-0x00007FF723BA0000-0x00007FF723EF1000-memory.dmp

        memory/3064-237-0x00007FF6BCF30000-0x00007FF6BD281000-memory.dmp

        memory/3064-144-0x00007FF6BCF30000-0x00007FF6BD281000-memory.dmp

        memory/3064-75-0x00007FF6BCF30000-0x00007FF6BD281000-memory.dmp

        memory/3076-54-0x00007FF7849E0000-0x00007FF784D31000-memory.dmp

        memory/3076-229-0x00007FF7849E0000-0x00007FF784D31000-memory.dmp

        memory/3076-141-0x00007FF7849E0000-0x00007FF784D31000-memory.dmp

        memory/3232-131-0x00007FF68CDD0000-0x00007FF68D121000-memory.dmp

        memory/3232-217-0x00007FF68CDD0000-0x00007FF68D121000-memory.dmp

        memory/3232-37-0x00007FF68CDD0000-0x00007FF68D121000-memory.dmp

        memory/3268-145-0x00007FF6CFAA0000-0x00007FF6CFDF1000-memory.dmp

        memory/3268-235-0x00007FF6CFAA0000-0x00007FF6CFDF1000-memory.dmp

        memory/3268-83-0x00007FF6CFAA0000-0x00007FF6CFDF1000-memory.dmp

        memory/3552-22-0x00007FF613470000-0x00007FF6137C1000-memory.dmp

        memory/3552-87-0x00007FF613470000-0x00007FF6137C1000-memory.dmp

        memory/3552-209-0x00007FF613470000-0x00007FF6137C1000-memory.dmp

        memory/3864-61-0x00007FF708E90000-0x00007FF7091E1000-memory.dmp

        memory/3864-142-0x00007FF708E90000-0x00007FF7091E1000-memory.dmp

        memory/3864-231-0x00007FF708E90000-0x00007FF7091E1000-memory.dmp

        memory/4304-253-0x00007FF783B00000-0x00007FF783E51000-memory.dmp

        memory/4304-140-0x00007FF783B00000-0x00007FF783E51000-memory.dmp

        memory/4392-44-0x00007FF75BED0000-0x00007FF75C221000-memory.dmp

        memory/4392-215-0x00007FF75BED0000-0x00007FF75C221000-memory.dmp

        memory/4412-247-0x00007FF661D90000-0x00007FF6620E1000-memory.dmp

        memory/4412-137-0x00007FF661D90000-0x00007FF6620E1000-memory.dmp

        memory/4472-125-0x00007FF74D7A0000-0x00007FF74DAF1000-memory.dmp

        memory/4472-0-0x00007FF74D7A0000-0x00007FF74DAF1000-memory.dmp

        memory/4472-68-0x00007FF74D7A0000-0x00007FF74DAF1000-memory.dmp

        memory/4472-154-0x00007FF74D7A0000-0x00007FF74DAF1000-memory.dmp

        memory/4472-1-0x000002D219190000-0x000002D2191A0000-memory.dmp

        memory/4644-73-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/4644-8-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/4644-199-0x00007FF6AEEB0000-0x00007FF6AF201000-memory.dmp

        memory/4684-211-0x00007FF627BB0000-0x00007FF627F01000-memory.dmp

        memory/4684-26-0x00007FF627BB0000-0x00007FF627F01000-memory.dmp