Analysis

  • max time kernel
    126s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2023 22:02

General

  • Target

    3ddf223892d22f2f828090e48f992228323efccbab3edb75423d9b76555df531.exe

  • Size

    1.2MB

  • MD5

    66cb79aba3181b9394e63be242e02278

  • SHA1

    51dc2b4ce7aa4c10609bc8972649ba59dcc8b322

  • SHA256

    3ddf223892d22f2f828090e48f992228323efccbab3edb75423d9b76555df531

  • SHA512

    ff41eb37e8edaa54e9d451041495d419b1d252b0212d01a1d17f4d71b189540f0b42ec5f32e895c5b00d36ac0e76be60a7cd6527a85fa98a215ba97519a0cb2a

  • SSDEEP

    12288:oJeuOeLCylPtovzMpT2zbQaa58Zy3PNppplrPl2WdxC3t6i99YyaFylF0cC8ToT1:IbtCylFozbmrd2GCUiMyouF08BL

Malware Config

Extracted

Family

cobaltstrike

C2

http://ccs.zz9.mom:443/5otE

Attributes
  • user_agent

    User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Win64; x64; Trident/6.0)

Extracted

Family

cobaltstrike

Botnet

426352781

C2

http://ccs.zz9.mom:443/ca

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    ccs.zz9.mom,/ca

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD3HuqhtJ+WBMlwonpwOFMJ/0rSUStkzbO3BgLjbLHtPO7ZKQ8VZWMNPEa07VZSiRGWvPzKv9pVTWILbNv5BO1x5DwzTj7QL3jrErXDwmKarkPpxRAM8mBCBINmCUJ1aQ2GvLXbdOp7NwRHwmDYtok21EVY0wTxic7Az1vUf+YBIQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)

  • watermark

    426352781

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Modifies system certificate store 2 TTPs 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ddf223892d22f2f828090e48f992228323efccbab3edb75423d9b76555df531.exe
    "C:\Users\Admin\AppData\Local\Temp\3ddf223892d22f2f828090e48f992228323efccbab3edb75423d9b76555df531.exe"
    1⤵
    • Modifies system certificate store
    PID:2348

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab93C9.tmp
    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar93DC.tmp
    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/2348-0-0x0000000001FA0000-0x0000000001FA1000-memory.dmp
    Filesize

    4KB

  • memory/2348-35-0x00000000497E0000-0x0000000049BE0000-memory.dmp
    Filesize

    4.0MB

  • memory/2348-36-0x0000000048610000-0x000000004865E000-memory.dmp
    Filesize

    312KB

  • memory/2348-37-0x0000000048610000-0x000000004865E000-memory.dmp
    Filesize

    312KB