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curllib.dll

The cURL library

The cURL library, http://curl.haxx.se/

The library curllib.dll, “libcurl Shared Library” has been detected as malware by 39 anti-virus scanners. According to the AV engines that detect this, it is a detection for a file infected by members of the Win32/Ramnit malware family and may drop and load other malware.
Publisher:
The cURL library, http://curl.haxx.se/

Product:
The cURL library

Description:
libcurl Shared Library

Version:
7.21.4

MD5:
08d320c0808decbee94b6f6d5d435785

SHA-1:
d8e3867bbbf7aae4c34bc5da7c88895b03f574c3

SHA-256:
a21a7dea68f4c5076a5643c7b1f4f6eea544ec405b66362cd42caaffa59b51ee

Scanner detections:
39 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
4/20/2024 2:36:00 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Ramnit
-40

Agnitum Outpost
Win32.Ramnit.Gen.3
7.1.1

AhnLab V3 Security
Win32/Ramnit.B
2014.12.20

Avira AntiVirus
W32/Ramnit.A
7.11.196.230

avast!
Win32:RmnDrp
2014.9-170316

AVG
Win32/Ramnit.A
2018.0.2438

Baidu Antivirus
Virus.Win32.Nimnul.$a
4.0.3.17316

Bitdefender
Win32.Ramnit
1.0.20.375

Bkav FE
W32.RammitNNA.PE
1.3.0.6267

Clam AntiVirus
W32.Ramnit-1
0.98/21511

Comodo Security
Virus.Win32.Ramnit.A
20419

Dr.Web
Win32.Rmnet
9.0.1.075

Emsisoft Anti-Malware
Win32.Ramnit
8.17.03.16.04

ESET NOD32
Win32/Ramnit
11.10906

Fortinet FortiGate
W32/Ramnit.C
3/16/2017

F-Prot
W32/Ramnit.B
v6.4.7.1.166

F-Secure
Win32.Ramnit
11.2017-16-03_5

G Data
Win32.Ramnit
17.3.24

IKARUS anti.virus
Virus.Win32.Ramnit
t3scan.1.8.5.0

K7 AntiVirus
Virus
13.188.14395

Kaspersky
Virus.Win32.Nimnul
14.0.0.-1316

Malwarebytes
Virus.Ramnit
v2017.03.16.04

McAfee
W32/Ramnit.a
5600.6094

Microsoft Security Essentials
Virus:Win32/Ramnit.A
1.11302

MicroWorld eScan
Win32.Ramnit
18.0.0.225

NANO AntiVirus
Virus.Win32.Nimnul.bpchjo
0.28.6.64267

Norman
Ramnit.AS
11.20170316

nProtect
Win32.Ramnit
14.12.19.01

Panda Antivirus
W32/Cosmu.gen
17.03.16.04

Qihoo 360 Security
Virus.Win32.Ramnit.B
1.0.0.1015

Quick Heal
W32.Ramnit.A
3.17.14.00

Rising Antivirus
PE:Win32.Ramnit.a!1590234
23.00.65.17314

Sophos
W32/Patched-I
4.98

Total Defense
Win32/Ramnit.A
37.0.11339

Trend Micro House Call
PE_RAMNIT.H
7.2.75

Trend Micro
PE_RAMNIT.H
10.465.16

Vba32 AntiVirus
Virus.Win32.Nimnul.a
3.12.26.3

VIPRE Antivirus
Virus.Win32.Ramnit.a
35908

ViRobot
Win32.Ramnit.E[h]
2014.3.20.0

File size:
288 KB (294,912 bytes)

Product version:
7.21.4

Copyright:
?1996 - 2010 Daniel Stenberg, <daniel@haxx.se>.

Original file name:
libcurl.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\1.5.60.403\curllib.dll

File PE Metadata
Compilation timestamp:
2/25/2011 2:19:15 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

Entry address:
0x39000

Entry point:
60, E8, 00, 00, 00, 00, 5D, 8B, C5, 81, ED, 32, 6F, 01, 20, 2B, 85, 50, 72, 01, 20, 89, 85, 4C, 72, 01, 20, B0, 00, 86, 85, 9E, 74, 01, 20, 3C, 01, 0F, 85, DE, 02, 00, 00, 8B, 85, 4C, 72, 01, 20, 2B, 85, 58, 72, 01, 20, 8B, 00, 89, 85, EA, 73, 01, 20, 8B, 85, 4C, 72, 01, 20, 2B, 85, 5C, 72, 01, 20, 8B, 00, 89, 85, F2, 73, 01, 20, 83, BD, F2, 73, 01, 20, 00, 0F, 84, A9, 02, 00, 00, 83, BD, EA, 73, 01, 20, 00, 0F, 84, 9C, 02, 00, 00, 8D, 85, 8D, 74, 01, 20, 50, FF, 95, EA, 73, 01, 20, 83, F8, 00, 0F, 84, 86...
 
[+]

Entropy:
6.8504

Packer / compiler:
ASPack v1.08.04

Code size:
176 KB (180,224 bytes)

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