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isr_jq.exe

VANKY TECHNOLOGY LIMITED

The application isr_jq.exe by VANKY TECHNOLOGY LIMITED 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 file has been seen being downloaded from d2xvc2nqkduarq.cloudfront.net and multiple other hosts.
Publisher:
VANKY TECHNOLOGY LIMITED  (signed and verified)

Version:
201604211327

MD5:
84669cc08dcfea2e93fee24931d2d47d

SHA-1:
8544a3952fa5835d10d9c18ddbbcf4506ef03b4d

SHA-256:
988ca7fc0b1e383886e1e14cd0acfb487c02fe642bcbc67bdc211e402b862827

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 2:31:24 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YesSearches.VANKYTEC (M)
16.5.24.15

File size:
959.6 KB (982,632 bytes)

Product version:
201604211327

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\isr_jq.exe

Digital Signature
Signed by:
VANKY TECHNOLOGY LIMITED

Authority:
GlobalSign nv-sa

Valid from:
4/27/2016 1:20:24 PM

Valid to:
1/21/2017 12:11:53 PM

Subject:
CN=VANKY TECHNOLOGY LIMITED, O=VANKY TECHNOLOGY LIMITED, L=香港, S=香港, C=HK

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121A627188EDF937BFF2FD1C59A2942BC6C

File PE Metadata
Compilation timestamp:
4/21/2016 11:06:02 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:3KtKyoKlUX8qCpJ52pDvFMMDTbgedVwVLhPLTcrcEceb:aDU73Xb3dVgLFLTcrcdq

Entry address:
0x4C2CD

Entry point:
E8, EB, B5, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 3C, 10, 4F, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, E0, D9, 4E, 00, 01, 0F, 82, 02, BB, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA...
 
[+]

Entropy:
6.6446

Code size:
734.5 KB (752,128 bytes)

The file isr_jq.exe has been seen being distributed by the following 5 URLs.

http://d2xvc2nqkduarq.cloudfront.net/.../epf_ht.exe

http://d2xvc2nqkduarq.cloudfront.net/.../nbyes_su.exe

http://d2xvc2nqkduarq.cloudfront.net/.../wsy_ly.exe

http://d2xvc2nqkduarq.cloudfront.net/.../bzt_jq.exe

http://d2xvc2nqkduarq.cloudfront.net/.../isr_jq.exe

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