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ciwr.exe

The application ciwr.exe has been detected as a potentially unwanted program by 8 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from d3jydz90x0ejp8.cloudfront.net. While running, it connects to the Internet address 208.43.241.179-static.reverse.softlayer.com on port 80 using the HTTP protocol.
MD5:
239e05e905e53eba92e8673fd606d976

SHA-1:
5891e338677a295f849a09c766468d6c6a47ab6a

SHA-256:
4899214fed9abe6c8d531b3d9e16b4aa2f9067d528c3878a6913febda8c6268f

Scanner detections:
8 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 5:51:39 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.Genome
4.0.3.151110

K7 AntiVirus
Riskware
13.212.17797

Kaspersky
Trojan-Downloader.Win32.Genome
14.0.0.1144

McAfee
Artemis!239E05E905E5
5600.6586

Panda Antivirus
Generic Suspicious
15.11.10.04

Qihoo 360 Security
Win32/Trojan.Multi.daf
1.0.0.1077

Vba32 AntiVirus
TrojanDownloader.Genome
3.12.26.4

ViRobot
Trojan.Win32.A.Downloader.150172.A[h]
2014.3.20.0

File size:
146.7 KB (150,172 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\ciwr.exe

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:VoPyys5jXJLA7g2Nb8NjEldWfzpKeqacRz1f5+UovLRgJL:VzfZA7gkbMNfzkacRZYa

Entry address:
0x323F

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 98, 27, 7A, 00, E8, 09, 2C, 00, 00, A3, E4, 26, 7A, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, DC, 79, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, E0, 1E, 7A, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 80, 7A, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.8163

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://d3jydz90x0ejp8.cloudfront.net/ciwr.exe

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

TCP (HTTP):
Connects to ec2-54-84-142-154.compute-1.amazonaws.com  (54.84.142.154:80)

TCP (HTTP):
Connects to 208.43.241.179-static.reverse.softlayer.com  (208.43.241.179:80)

TCP (HTTP):
Connects to 208.43.241.178-static.reverse.softlayer.com  (208.43.241.178:80)

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