Overview

overview

10

Static

static

3

91c57e78c5...ca.exe

windows7-x64

10

91c57e78c5...ca.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-12-2024 19:02

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General

  • Target

    91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.exe

  • Size

    2.9MB

  • MD5

    75ec6462a567274bbd09a6c1bb9cd870

  • SHA1

    309ac40f9f4fe6b8dfe6db1288f82ed8ada0b281

  • SHA256

    91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca

  • SHA512

    6b7ff62f3b1dbfccedd2a81d61ac881a1f969b12e8c863c14f861a488f046900f6cbf633c1c8c4a44a741a4cfd8c256f822a67d6d0b138c8247ada58f56a30ad

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCMu7iMm8uE:RF8QUitE4iLqaPWGnEvgM7Mn

Score
10/10
banloaddiscoverydownloaderdropperevasionransomwaretrojan

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

    trojandropperdownloaderbanload
  • Banload family
    banload
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Renames multiple (225) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.exe
    "C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2872745919-2748461613-2989606286-1000\desktop.ini.tmp
    Filesize

    3.0MB

    MD5

    3249cb235bb4e059417bd8a26238fbe2

    SHA1

    8585e019a5f0ce120ae3d829871f5107726fe07a

    SHA256

    5ec95fb62c38dc92a4f5412b20e182c9bedaf96824aa553edf33a22f2557cd88

    SHA512

    1689766f54772e6d05ee5928307ee626f7c4557321fe6c7eb50531217dd6b8cdf208f48439caecb6d73d0ae69566b978e804ae153e943a80852a49cbf50e1c41

    Download Submit

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
    Filesize

    3.0MB

    MD5

    27555c3a92e4f6582593fd77527764aa

    SHA1

    f00312fe6504a36a9c81b451a1983f5593fff11e

    SHA256

    db2d9bf4d03c3336c7baea512dc8f46196bc7016778f11b034a1acdedc6a9019

    SHA512

    70fc60fdef2963b66a6bcd351880b1cb56a2613e3be253ba7c1e84e64f887e41c31786422df6c9c47c11694ea9b29c3cee1bebd964f48ec4b407c6a7afba3bf4

    Download Submit

  • memory/2692-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2692-1-0x0000000003110000-0x000000000331C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2692-8-0x0000000003110000-0x000000000331C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2692-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2692-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2692-13-0x0000000003110000-0x000000000331C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2692-25-0x0000000003110000-0x000000000331C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2692-45-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2692-57-0x0000000003110000-0x000000000331C000-memory.dmp

    Filesize

    2.0MB

    Download