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pramasedbgtsk.exe

Yuanyuan Zhang

The application pramasedbgtsk.exe by Yuanyuan Zhang has been detected as a potentially unwanted program by 2 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered daily at a specified time. While running, it connects to the Internet address server-54-192-14-172.ams1.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Yuanyuan Zhang  (signed and verified)

MD5:
956f2aae5884eea016bdf0989dbb375a

SHA-1:
10b5bbeb22af319a5e5aa571990c06d314d713ac

SHA-256:
b001a5037a8f971e60977f2f9628081cf137d97f638d78971567fc2d7bfb5eda

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 1:14:49 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Obfuscated.NGK trojan
8.0.319.0

Reason Heuristics
PUP.Mutahba (M)
16.8.20.22

File size:
341.7 KB (349,856 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\pramase\pramasedbgtsk.exe

Digital Signature
Signed by:
Yuanyuan Zhang

Authority:
thawte, Inc.

Valid from:
7/1/2016 8:00:00 AM

Valid to:
4/21/2017 7:59:59 AM

Subject:
CN=Yuanyuan Zhang, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
6E90BF185D1CDB99BA109F1709D36FE5

File PE Metadata
Compilation timestamp:
7/6/2016 4:31:21 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:jEUhCWAEXFXGtmbE5jbPOPPQHlWzK03SNlxaFkb:jbhCWvXFXGDnHFWzK1UFE

Entry address:
0x2117A

Entry point:
E8, 7A, 5B, 00, 00, E9, 7F, FE, FF, FF, CC, CC, 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, C4, 22, 45, 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, 68, 04, 45, 00, 01, 0F, 82, 91, 60, 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...
 
[+]

Entropy:
6.5318

Code size:
253.5 KB (259,584 bytes)

Scheduled Task
Task name:
Pramase Debuger

Trigger:
Daily (Runs daily at 8:00:35 PM)

Description:
Upload the info when Pramase crash, make the next version more stable.


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-52-85-63-81.lhr50.r.cloudfront.net  (52.85.63.81:80)

TCP (HTTP):
Connects to server-52-85-63-228.lhr50.r.cloudfront.net  (52.85.63.228:80)

TCP (HTTP):
Connects to server-52-85-63-206.lhr50.r.cloudfront.net  (52.85.63.206:80)

TCP (HTTP):
Connects to server-54-192-130-61.ams50.r.cloudfront.net  (54.192.130.61:80)

TCP (HTTP):
Connects to server-54-192-14-250.ams1.r.cloudfront.net  (54.192.14.250:80)

TCP (HTTP):
Connects to server-54-192-130-99.ams50.r.cloudfront.net  (54.192.130.99:80)

TCP (HTTP):
Connects to server-54-192-130-120.ams50.r.cloudfront.net  (54.192.130.120:80)

TCP (HTTP):
Connects to server-54-230-187-94.cdg51.r.cloudfront.net  (54.230.187.94:80)

TCP (HTTP):
Connects to server-54-192-14-155.ams1.r.cloudfront.net  (54.192.14.155:80)

TCP (HTTP):
Connects to server-54-192-130-44.ams50.r.cloudfront.net  (54.192.130.44:80)

TCP (HTTP):
Connects to server-54-192-130-178.ams50.r.cloudfront.net  (54.192.130.178:80)

TCP (HTTP):
Connects to server-52-85-63-72.lhr50.r.cloudfront.net  (52.85.63.72:80)

TCP (HTTP):
Connects to server-52-85-63-67.lhr50.r.cloudfront.net  (52.85.63.67:80)

TCP (HTTP):
Connects to server-54-230-187-53.cdg51.r.cloudfront.net  (54.230.187.53:80)

TCP (HTTP):
Connects to server-54-230-187-30.cdg51.r.cloudfront.net  (54.230.187.30:80)

TCP (HTTP):
Connects to server-54-192-14-175.ams1.r.cloudfront.net  (54.192.14.175:80)

TCP (HTTP):
Connects to server-54-192-14-172.ams1.r.cloudfront.net  (54.192.14.172:80)

TCP (HTTP):
Connects to server-52-85-63-69.lhr50.r.cloudfront.net  (52.85.63.69:80)

TCP (HTTP):
Connects to server-52-85-63-219.lhr50.r.cloudfront.net  (52.85.63.219:80)

TCP (HTTP):
Connects to server-52-85-63-163.lhr50.r.cloudfront.net  (52.85.63.163:80)

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