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updatechecker.exe

MICROMAX STUDIO, S.L.

The application updatechecker.exe by MICROMAX STUDIO, S.L has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Nullsoft Install System installer. The file has been seen being downloaded from www.giftvaultnow.com and multiple other hosts.
Publisher:
MICROMAX STUDIO, S.L.  (signed and verified)

MD5:
6b5de084378318d4bd73a7600fa6850e

SHA-1:
cc23840881fe4c6bb812d739c2fb6c0a9824c108

SHA-256:
fa457f9b937e08fac32b34a1050ee4b27b9a21ada17ade932825f0ea5f2cdd7d

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
6/17/2024 3:40:08 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.MICROMAXSTUDIO (M)
16.1.17.16

File size:
80.4 KB (82,360 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Common path:
C:\users\{user}\downloads\updatechecker.exe

Digital Signature
Signed by:
MICROMAX STUDIO, S.L.

Authority:
GoDaddy.com, Inc.

Valid from:
9/1/2015 11:11:38 AM

Valid to:
9/1/2016 11:11:38 AM

Subject:
CN="MICROMAX STUDIO, S.L.", O="MICROMAX STUDIO, S.L.", L=Madrid, C=ES

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
79A6DBFB5606456E

File PE Metadata
Compilation timestamp:
1/5/2012 7:21:36 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
1536:Sl1u4wYQzaWUqRNIk6MbklLsv1Q79wotCJ+4Romu/FxfRqqtD:SlU4wBzaWRRu38YLsdQGlJ+45kF

Entry address:
0x4131

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 43, 43, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 44, 43, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 44, 43, 00, 56, A3, F4, 27, 43, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8B, 3B, 00, 00, A3, 50, 28, 43, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, A9, B2, 40, 00, FF, 15, AC, 44, 43, 00, 83, EC, 14, C7, 44, 24, 04, AA, B2, 40, 00, C7...
 
[+]

Code size:
33.5 KB (34,304 bytes)

The file updatechecker.exe has been seen being distributed by the following 3 URLs.

http://www.giftvaultnow.com/lvGVTC2QUCZ6NgV_GqVDMsj72ZIRCKmG8DTm2T5Dq FBAOwzR2nyjtSwnqEy8BMiCnq2C7MPA1fj1lhJ_fXi7qBLUYefAi_khWO s0XrmvpwcMksNGCk M 9YZofV51YbxHZp cBiQypTvf8NfJuTcm_y5siTf9zyusOOcW00 XJ0fafXifZevW_t0HevF90Sw2CkYKMtoa5jfOmKibJ7U PewVjCxYAgdJyiRsrVkfoR4eQsNs8pwzazhapFTwuzAH1TlklXKJRoschh8Ew7Jl5ZHmr33C6StzZNCSpBaJzvYRQ7OQ=-GzgAAETdFtvXkqEoQx_U8SscJnLg0EIJAP_GNg7kjW8w7dzu Vg G58jYXpW2jCUzQMYxE=

http://www.giftvaultnow.com/zhedLCklkqk ez2x23Ipxb52by9zn249B546s5CAGrdkeUon6BMg1N4GaS83gLkBZQZh lQroht7LVBG0jlzFTMui2ulSZR1WQtnxl RhfV5ioQnFX05mg7WfPGHICbLQY jC1 njmEDsRbYvnI_ESsJ9yIQ9NUM0KgXXSPXrhgdf2vcnOg=-GzgAAETdFtvXkqEoQx_U8SscJnLg0EIJAP_GNg7kjW8w7dzu Vg G58jYXpW2jCUzQMYxE=

http://www.cyclenowfun.com/c?x=41OqHtRrllL0u5KiaSBsje9Em53woqy43pqpigxwmWk=&c=DxCZp NktaGHvHXeNneGVapLvQpwILKFnQ2ynYDux0oEN cvPy8pdbCP73ACmnCjs6N 7JSgOO3nkLneD6JgshACKaxKhWnbfSGMvn6kMX8RxvUn9aViqjPVZJSJy2ApgtUwcj6fULJXCNel6iYp0nDUVUGuOyZ62ZR1h Wy7bg=&e=1&fallback_url=http://res.nobistex.com/cache/upch/.../UpdateChecker.exe

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