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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 d3tufnia3qwp0y.cloudfront.net.
Publisher:
VANKY TECHNOLOGY LIMITED  (signed and verified)

Version:
201605130036

MD5:
ab19f5a5c06f8b0fa8eeac807b3f94c4

SHA-1:
179e195426323618e958cd0d695cd46b3d6e1d81

SHA-256:
8cbf3f801b3ecc49e928a780424441ef6e110c355e2fd4b78f0a29c789dbda1f

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/13/2025 4:51:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.YesSearches.VANKYTEC (M)
16.5.14.10

File size:
764.9 KB (783,296 bytes)

Product version:
201605130036

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:
5/14/2016 3:52:36 PM

Valid to:
1/21/2017 1:41:53 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:
1121E9DCF25D5AED7E94CC021C836CB0BADE

File PE Metadata
Compilation timestamp:
5/12/2016 11:40:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:WlolPoCtbM+0uuBegGSsRERIT+kRqWdGYfww7GSOVYRkJikTdPCqvXVX7Su:Wl0tbM+0uuBeDSsWITqwGYfwlJiOdP73

Entry address:
0x3DC2C

Entry point:
E8, A0, B1, 00, 00, E9, 7F, FE, FF, FF, CC, 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, 78, 0E, 4C, 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, E9, 4B, 00, 01, 0F, 82, B6, B6, 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...
 
[+]

Entropy:
6.6083

Code size:
573.5 KB (587,264 bytes)

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

http://d3tufnia3qwp0y.cloudfront.net/.../isr_jq.exe

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