Overview

overview

10

Static

static

3

f8fa90be3e...08.exe

windows7-x64

10

f8fa90be3e...08.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    f8fa90be3e6295c275a4d23429e8738228b70693806ed9b2f482581487cb8e08

  • Size

    690KB

  • Sample

    240410-sd4bmscb78

  • MD5

    9c161668cc77563a0415c6b0b92bd6ba

  • SHA1

    829a37bac477c316750199819070b56a55749199

  • SHA256

    f8fa90be3e6295c275a4d23429e8738228b70693806ed9b2f482581487cb8e08

  • SHA512

    eb0dc6b6832c75de9062f2271d9f678e478721b0426b0a7ed8a0df7fd7ebf573745f6e942c57aebb47076114b06c0490103e948399867b4a3c2e74b3b39d9715

  • SSDEEP

    12288:WalHzyq8D3Pe3I3RsVFPIOXQfEKIdgQBR3P7r9r/+ppppppppppppppppppppppJ:WEazPe42VmfdIdgQBN1q

Score
10/10
cobaltstrike0305419896backdoortrojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

305419896

C2

http://47.108.173.88:8099/load

Attributes
  • access_type

    512

  • host

    47.108.173.88,/load

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • http_method1

    GET

  • http_method2

    POST

  • maxdns

    255

  • polling_time

    60000

  • port_number

    8099

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnCZHWnYFqYB/6gJdkc4MPDTtBJ20nkEAd3tsY4tPKs8MV4yIjJb5CtlrbKHjzP1oD/1AQsj6EKlEMFIKtakLx5+VybrMYE+dDdkDteHmVX0AeFyw001FyQVlt1B+OSNPRscKI5sh1L/ZdwnrMy6S6nNbQ5N5hls6k2kgNO5nQ7QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)

  • watermark

    305419896

Extracted

Family

cobaltstrike

Botnet

0

Attributes
  • watermark

    0

Targets

    • Target

      f8fa90be3e6295c275a4d23429e8738228b70693806ed9b2f482581487cb8e08

    • Size

      690KB

    • MD5

      9c161668cc77563a0415c6b0b92bd6ba

    • SHA1

      829a37bac477c316750199819070b56a55749199

    • SHA256

      f8fa90be3e6295c275a4d23429e8738228b70693806ed9b2f482581487cb8e08

    • SHA512

      eb0dc6b6832c75de9062f2271d9f678e478721b0426b0a7ed8a0df7fd7ebf573745f6e942c57aebb47076114b06c0490103e948399867b4a3c2e74b3b39d9715

    • SSDEEP

      12288:WalHzyq8D3Pe3I3RsVFPIOXQfEKIdgQBR3P7r9r/+ppppppppppppppppppppppJ:WEazPe42VmfdIdgQBN1q

    Score
    10/10
    cobaltstrike0305419896backdoortrojan

    • Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

      trojanbackdoorcobaltstrike

    • Checks computer location settings

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks