Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    03/11/2023, 09:05

General

  • Target

    file.exe

  • Size

    1.6MB

  • MD5

    a6b041f5cb6d41da7f62d0457d063305

  • SHA1

    d40f1f41811b311e2e014227f9cd217499036b89

  • SHA256

    ddceae3ffeb39f0e52e7e7302557ba38dfebd62bf4117fae9daf4f41c2295f03

  • SHA512

    d9890f232f8915682955b900df0d589c0e55ecf53037c0de8fea70b0588373fc20aec57588b1ca3b937403391d49c7db0fb47d9a44a4e10eea568f780d7389c1

  • SSDEEP

    49152:2G50aBYnr9N9XhozCdnU+0fapA7kNLjFb4ns5:HfBGtX2zCdUpfaS7kNhss

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab9214.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar9246.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/2976-52-0x0000000075A20000-0x0000000075A67000-memory.dmp

    Filesize

    284KB

  • memory/2976-55-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2976-7-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-8-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-9-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-11-0x00000000779A0000-0x00000000779A2000-memory.dmp

    Filesize

    8KB

  • memory/2976-10-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-13-0x0000000000F70000-0x000000000148C000-memory.dmp

    Filesize

    5.1MB

  • memory/2976-54-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-14-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2976-15-0x00000000076D0000-0x0000000007710000-memory.dmp

    Filesize

    256KB

  • memory/2976-5-0x0000000075A20000-0x0000000075A67000-memory.dmp

    Filesize

    284KB

  • memory/2976-4-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-51-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-6-0x0000000075A20000-0x0000000075A67000-memory.dmp

    Filesize

    284KB

  • memory/2976-0-0x0000000000F70000-0x000000000148C000-memory.dmp

    Filesize

    5.1MB

  • memory/2976-12-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-53-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-56-0x00000000076D0000-0x0000000007710000-memory.dmp

    Filesize

    256KB

  • memory/2976-59-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-61-0x0000000000F70000-0x000000000148C000-memory.dmp

    Filesize

    5.1MB

  • memory/2976-62-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-60-0x0000000075A20000-0x0000000075A67000-memory.dmp

    Filesize

    284KB

  • memory/2976-64-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-63-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-65-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-67-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2976-66-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-68-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-69-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-70-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB

  • memory/2976-71-0x0000000076050000-0x0000000076160000-memory.dmp

    Filesize

    1.1MB