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a5456663.exe

Yandex.Disk

Yandex

The executable a5456663.exe, “YandexDiskStarter” has been detected as malware by 30 anti-virus scanners. This is a setup program which is used to install the application. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘a754353’. This trojan will attemp to establish a connection to a remote server through various TCP ports and will use Winlogon to survive reboots. The file has been seen being downloaded from 54.193.9.202.
Publisher:
Yandex

Product:
Yandex.Disk

Description:
YandexDiskStarter

Version:
1.2.3.4532

MD5:
f4c18d870f06306fc205d6f457d555c8

SHA-1:
185d18b5d7e37c61081904ff9e168ebd8f673e7a

Scanner detections:
30 / 68

Status:
Malware

Analysis date:
4/18/2024 5:42:19 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.GenericKD.1732511
856

AhnLab V3 Security
Dropper/Win32.Necurs
2014.07.04

Avira AntiVirus
TR/Crypt.Xpack.73533
7.11.158.80

avast!
Win32:Crypt-RCN [Trj]
2014.9-141002

AVG
Win32/Cryptor
2015.0.3334

Baidu Antivirus
Trojan.Win32.Lethic
4.0.3.14102

Bitdefender
Trojan.GenericKD.1732511
1.0.20.1375

Comodo Security
UnclassifiedMalware
18755

Dr.Web
Trojan.PWS.Multi.76
9.0.1.0275

Emsisoft Anti-Malware
Trojan.GenericKD.1732511
8.14.10.02.07

ESET NOD32
Win32/Lethic.AA
8.10040

Fortinet FortiGate
W32/Lethic.AA!tr
10/2/2014

F-Secure
Trojan.GenericKD.1732511
11.2014-02-10_5

G Data
Trojan.GenericKD.1732511
14.10.24

IKARUS anti.virus
Trojan.Win32.Lethic
t3scan.1.6.1.0

K7 AntiVirus
Riskware
13.180.12612

Kaspersky
Backdoor.Win32.Azbreg
14.0.0.3163

Malwarebytes
Trojan.Agent.ED
v2014.06.26.02

McAfee
Artemis!F4C18D870F06
5600.6990

Microsoft Security Essentials
Trojan:Win32/Lethic.B
1.10701

MicroWorld eScan
Trojan.GenericKD.1732511
15.0.0.825

NANO AntiVirus
Trojan.Win32.NgrBot.dbpwvq
0.28.0.60577

Norman
Kryptik.CDZD
11.20141002

Panda Antivirus
Trj/CI.A
14.10.02.07

Quick Heal
Backdoor.Azbreg.r4
10.14.14.00

Sophos
Troj/Wonton-EF
4.98

Trend Micro House Call
TROJ_FORUCON.BMC
7.2.275

Trend Micro
TROJ_FORUCON.BMC
10.465.02

Vba32 AntiVirus
Malware-Cryptor.Limpopo
3.12.26.3

VIPRE Antivirus
Trojan.Win32.Generic
30922

File size:
88 KB (90,112 bytes)

Product version:
1.2.3.4532

Copyright:
© 2012-2014 YANDEX

Original file name:
YandexDiskStarter.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

File PE Metadata
Compilation timestamp:
6/26/2014 5:28:43 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
1536:6bzh80MA794oT3Xk2roP+mfPKy/TKOOOOOOO+IN5tFm7S7j2xdVBP:azu0dte+mfCy/9TxsvBP

Entry address:
0x4B2D

Entry point:
E8, FA, 1B, 00, 00, E9, 1E, FE, FF, FF, 8B, FF, 55, 8B, EC, 81, EC, D0, 02, 00, 00, A1, 08, 12, 41, 00, 33, C5, 89, 45, FC, 89, 85, E0, FD, FF, FF, 89, 8D, DC, FD, FF, FF, 89, 95, D8, FD, FF, FF, 89, 9D, D4, FD, FF, FF, 89, B5, D0, FD, FF, FF, 89, BD, CC, FD, FF, FF, 66, 8C, 95, F8, FD, FF, FF, 66, 8C, 8D, EC, FD, FF, FF, 66, 8C, 9D, C8, FD, FF, FF, 66, 8C, 85, C4, FD, FF, FF, 66, 8C, A5, C0, FD, FF, FF, 66, 8C, AD, BC, FD, FF, FF, 9C, 8F, 85, F0, FD, FF, FF, 8B, 45, 04, 89, 85, E8, FD, FF, FF, 8D, 45, 04...
 
[+]

Code size:
42 KB (43,008 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
a754353

Command:
C:\recycler\{random}\a5456663.exe


The file a5456663.exe has been seen being distributed by the following URL.

http://54.193.9.202/dqnew.exe

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