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instair - lookup tool.exe

BlueSprig, Inc.

The application instair - lookup tool.exe by BlueSprig has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
BlueSprig, Inc.  (signed and verified)

MD5:
dd834f6f2d2d7187f2b604da630d5a5d

SHA-1:
022a85904c9f020cb7a3aa138e5e7e53c914a1d2

SHA-256:
f7e601cd8aadeffafafcdf378d439cf34ad78cff1946a534cd15af7ebaf22c75

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
4/26/2024 4:01:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BlueSprig (M)
16.1.29.13

File size:
1.3 MB (1,339,184 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\download\instair - lookup tool.exe

Digital Signature
Signed by:
BlueSprig, Inc.

Authority:
VeriSign, Inc.

Valid from:
11/2/2011 10:00:00 PM

Valid to:
11/2/2013 9:59:59 PM

Subject:
CN="BlueSprig, Inc.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="BlueSprig, Inc.", L=San Fransisco, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
589D023EC02E552CDAA00B1FA0FDCA85

File PE Metadata
Compilation timestamp:
5/28/2013 6:21:41 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:CP47rOX7UP9z1VPvY+bb1DvjXmztow9q18malMQMJNKg:heUpLvYYBr6ztow9+8/l5MJNKg

Entry address:
0x331AE0

Entry point:
60, BE, 00, F0, 5E, 00, 8D, BE, 00, 20, E1, 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:
1.3 MB (1,323,008 bytes)

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