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pb4.exe

The executable pb4.exe has been detected as malware by 6 anti-virus scanners. This is a setup program which is used to install the application. The file has been seen being downloaded from engenhariatm.com.
Version:
1.0.0.0

MD5:
2de67eeccf64b5e408b69b3884e7e08e

SHA-1:
f28479bc2b3200f58acb5e1e013b47a3e5bcc56a

SHA-256:
aa75e24117dcc6bf9b2b87236c9925422f802d5c1153d58e270b91d24564168b

Scanner detections:
6 / 68

Status:
Malware

Analysis date:
12/26/2024 6:14:11 PM UTC  (today)

Scan engine
Detection
Engine version

AegisLab AV Signature
Packer.Multi.MultiPacker
2.1.4+

avast!
Win32:Malware-gen
2014.9-160125

AVG
Generic31
2017.0.2853

Qihoo 360 Security
HEUR/QVM17.0.Malware.Gen
1.0.0.1077

Quick Heal
(Suspicious) - DNAScan
1.16.14.00

Reason Heuristics
Threat.Win.Reputation.IMP
16.2.8.10

File size:
889 KB (910,336 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\pb4.exe

File PE Metadata
Compilation timestamp:
1/24/2016 11:11:21 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:eOijl1z/V7o/j3j1PYruNhCj0PcwSG6NZ2MdCBDbG6i:eFZ3Y3j1wruJkwSG6NZ4/K

Entry address:
0x1000

Entry point:
B8, A8, C0, 75, 00, 50, 64, FF, 35, 00, 00, 00, 00, 64, 89, 25, 00, 00, 00, 00, 33, C0, 89, 08, 50, 45, 43, 6F, 6D, 70, 61, 63, 74, 32, 00, 13, 5F, AC, 93, F6, DA, 0E, 49, B8, 88, 70, B9, 7F, 02, E4, D4, EB, 7A, 67, A9, 8C, 63, 33, CF, 10, DD, 78, 91, F2, 18, E5, 27, AB, A3, 28, B1, 0F, 54, 97, 41, 21, 6C, F6, 88, C0, 58, D2, A4, FB, 16, AF, 75, 33, 7C, D2, D6, 60, 76, 27, 27, 94, 9A, 2D, BB, 20, 10, E8, A4, 50, ED, 32, DC, FB, F2, 7F, 93, 61, 8D, AA, 3A, A9, 44, 8F, 1E, 17, 39, 44, D8, 46, 20, 80, 40, 8B...
 
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Packer / compiler:
PECompact v2

Code size:
2.7 MB (2,820,096 bytes)

The file pb4.exe has been seen being distributed by the following URL.

http://engenhariatm.com/loader/.../pb4.exe

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