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File name:

lib.dll

Full analysis: https://app.any.run/tasks/8545ea6e-e86e-498c-92db-17a355aea6ce
Verdict: Malicious activity
Analysis date: January 24, 2022, 22:47:51
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
MIME: application/x-dosexec
File info: PE32 executable (DLL) (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

B45566D8C7AB57E27EDFFDD69A62BF52

SHA1:

62CEFE6898A4BCF7A7673F07F9CFA402F593D6A4

SHA256:

1CFF219223127C2E7B5BD23177FCF5D7FCC1C9EE0727A6B8699FF7E05D122263

SSDEEP:

6144:d2MpYAnLgNtfrzH1gyt4KPqam1dM6qqDLuXK:d2ELgPHOZmyOqnuX

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Loads dropped or rewritten executable

      • Explorer.EXE (PID: 1096)
      • svchost.exe (PID: 884)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • Explorer.EXE (PID: 1096)

  • INFO

    • Loads main object executable

      • rundll32.exe (PID: 1252)

    • Checks supported languages

      • rundll32.exe (PID: 1252)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

Subsystem: Windows command line
SubsystemVersion: 6
ImageVersion: -
OSVersion: 6
EntryPoint: 0x1c7e4
UninitializedDataSize: -
InitializedDataSize: 224768
CodeSize: 118272
LinkerVersion: 14.27
PEType: PE32
TimeStamp: 2021:06:18 21:39:56+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 18-Jun-2021 19:39:56
Detected languages:
  • English - United States
Debug artifacts:
  • D:\SAMP\sa_checher\sa_checher\RakNet.pdb

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x000000F8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 18-Jun-2021 19:39:56
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DLL
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0001CC9F
0x0001CE00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.49799
.rdata
0x0001E000
0x0000F320
0x0000F400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
6.04388
.data
0x0002E000
0x00026720
0x00004600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.51407
.rsrc
0x00055000
0x000001E0
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.71935
.reloc
0x00056000
0x00000E28
0x00001000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.1071

Resources

Title
Entropy
Size
Codepage
Language
Type
2
4.91161
381
UNKNOWN
English - United States
RT_MANIFEST

Imports

KERNEL32.dll
VCRUNTIME140.dll
WS2_32.dll
api-ms-win-crt-heap-l1-1-0.dll
api-ms-win-crt-runtime-l1-1-0.dll
api-ms-win-crt-stdio-l1-1-0.dll
api-ms-win-crt-string-l1-1-0.dll
api-ms-win-crt-utility-l1-1-0.dll
mscoree.dll
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe no specs svchost.exe no specs explorer.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1252"C:\Windows\System32\rundll32.exe" "C:\Users\admin\Desktop\lib.dll.exe", #1C:\Windows\System32\rundll32.exe—Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
884C:\Windows\system32\svchost.exe -k netsvcsC:\Windows\system32\svchost.exe—services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1096C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE——
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
1 047
Read events
1 031
Write events
16
Delete events
0

Modification events

(PID) Process:(1096) Explorer.EXEKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\BagMRU
Operation:writeName:NodeSlots
Value:
02
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\BagMRU
Operation:writeName:MRUListEx
Value:
FFFFFFFF
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:Mode
Value:
1
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:LogicalViewMode
Value:
3
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:FFlags
Value:
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:IconSize
Value:
48
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:ColInfo
Value:
00000000000000000000000000000000FDDFDFFD100000000000000000000000040000001800000030F125B7EF471A10A5F102608C9EEBAC0A000000A000000030F125B7EF471A10A5F102608C9EEBAC0C00000050000000A66A63283D95D211B5D600C04FD918D00B0000007800000030F125B7EF471A10A5F102608C9EEBAC0E00000078000000
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:Sort
Value:
000000000000000000000000000000000100000030F125B7EF471A10A5F102608C9EEBAC0A00000001000000
(PID) Process:(1096) Explorer.EXEKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\Shell\Bags\1\Desktop
Operation:writeName:GroupView
Value:
0
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

No data
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
lib.dll