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rusfolder_downloader.exe

LLC

The application rusfolder_downloader.exe by LLC has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from c9aqraybem8zgpj.razloch.ru.
Publisher:
LLC   (signed and verified)

Version:
1.0.0.0

MD5:
878fe8735bf83980977cc557860ac9f7

SHA-1:
d84e2aee4c7469cfd7277c7ff55c3283fd539c3c

SHA-256:
c6f3609faa5f853423f6d779bc061f9b2c5b533a02b9cc607335ba2c475b1e2d

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/1/2024 7:17:53 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Amonitize (M)
16.2.11.9

File size:
3.5 MB (3,647,712 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
LLC

Authority:
COMODO CA Limited

Valid from:
5/20/2015 4:00:00 AM

Valid to:
5/20/2016 3:59:59 AM

Subject:
CN="LLC ""GRIN SOFT LAYN""", O="LLC ""GRIN SOFT LAYN""", STREET="PUSHKINSKA, 21", L=Kyyiv, S=Kyyiv, PostalCode=01004, C=UA

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
56A3261CE14E941412A3EFCFDA88C465

File PE Metadata
Compilation timestamp:
6/20/1992 2:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:hFZMEMixmVX6PMVCoHne8duIoPn6k17av9EStbOCT3Txf:hFuEMiMJcP7GNbH39f

Entry address:
0x7EE360

Entry point:
60, BE, 00, 70, 96, 00, 8D, BE, 00, A0, A9, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Packer / compiler:
UPX 2.90LZMA

Code size:
2.5 MB (2,654,208 bytes)

The file rusfolder_downloader.exe has been seen being distributed by the following URL.

http://c9aqraybem8zgpj.razloch.ru/cUR3TExFSk1uS1poQnlHdkRwYnsic2lkIjoiNjQxNiIsInN1Yl9pZCI6IjY4NzcxNyIsInJuZDAiOiJmYi9jK0k4eG5WM2hqYTBhODhua0lRIiwidmVyIjoiMSIsIm5hbWUiOiJydXNmb2xkZXJfZG93bmxvYWRlciIsInVybCI6Imh0dHA6Ly9zdGc5LnJ1c2ZvbGRlci5jb20vZG93bmxvYWQvPzQxOTAzNzU3Jmp4eHBBWkU0M3plUXFnOElNNG9PN2NWbW5ZcUpqcndpVXBOZ0ZxbG93bTBhZUljJTJGdSUyRmlKYWZ1a2NnNjM3UUJkbk9SSklWRWMyJTJGOCUzRCZpbnN0YWxsbW9uc3Rlcj0xIiwidHlwZSI6Imlmb2xkZXIiLCJzaXplIjoiNDY4ODk0NyJ9

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