Analysis

  • max time kernel
    133s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 15:36

General

  • Target

    a649da1e2fb17d5d7740d6175e5f618a_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    a649da1e2fb17d5d7740d6175e5f618a

  • SHA1

    b6e3b370f30e579ab745bb338c083816876c4b00

  • SHA256

    1169d3880ddbb14dc5ba51cc58bc1ce704cfffaf6ebcb61d06fa90a4ecbdcf9d

  • SHA512

    5bbd85b9c0ad0fe8d58ce820c35627794ec6d2117829f349a974f49fb0331da5019447d7bcbeb6972cae73d7a30785aad652ecbde5daef5f750ab75fa5edb422

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E47:0+h9OY70z+warul3E47

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a649da1e2fb17d5d7740d6175e5f618a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a649da1e2fb17d5d7740d6175e5f618a_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\AppData\Local\Temp\n9623\s9623.exe
      "C:\Users\Admin\AppData\Local\Temp\n9623\s9623.exe" 0db47b863ce824d5cb965393QFevqGZ6ruaaLSgDXCyLuUDEqp3E/oB6+N9wzTWVbfWFD9QgWIQVYCP+XYlVf/XUdxOCxBv52IVlsIaad6lSdXvxIAMe39ZV0KU5n+n3z0JUf+Q+mBYNwd9K/0x1JaQUCYu/VblLz2eukx9S5Sudu/w= /v "C:\Users\Admin\AppData\Local\Temp\a649da1e2fb17d5d7740d6175e5f618a_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1864

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab4DD4.tmp
    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar9726.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Users\Admin\AppData\Local\Temp\n9623\s9623.exe
    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1864-15-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp
    Filesize

    4KB

  • memory/1864-23-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp
    Filesize

    9.6MB

  • memory/1864-31-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp
    Filesize

    9.6MB

  • memory/1864-32-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp
    Filesize

    4KB

  • memory/1864-42-0x00000000005F0000-0x0000000000602000-memory.dmp
    Filesize

    72KB

  • memory/1864-43-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp
    Filesize

    9.6MB