analyze malware
  • Huge database of samples and IOCs
  • Custom VM setup
  • Unlimited submissions
  • Interactive approach
Sign up, it’s free
File name:

fsd.exe

Full analysis: https://app.any.run/tasks/97120413-ab9d-495d-a4b6-c659fc2c34d1
Verdict: Malicious activity
Threats:

Agent Tesla is spyware that collects information about the actions of its victims by recording keystrokes and user interactions. It is falsely marketed as a legitimate software on the dedicated website where this malware is sold.

Analysis date: January 17, 2020, 17:23:39
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
keylogger
agenttesla
evasion
trojan
rat
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

B74ABDD938E5BA292EF8210DE755DC27

SHA1:

9C4FA849FF18ACFFD929B84B54160391D3E7C43C

SHA256:

CA32800CAF02C9B378C9EDE2817EA17CD4AC8A6B3EC4E515237F594D2148214E

SSDEEP:

49152:Wu0c++OCvkGs9FacdEtEqRgXbAN2viMbSqmkoY:ZB3vkJ9gtQS2vcqFo

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

    • Application was dropped or rewritten from another process

      • RegAsm.exe (PID: 2308)
    • Changes the autorun value in the registry

      • RegAsm.exe (PID: 2308)
    • AGENTTESLA was detected

      • RegAsm.exe (PID: 2308)
    • Actions looks like stealing of personal data

      • RegAsm.exe (PID: 2308)
  • SUSPICIOUS

    • Checks for external IP

      • RegAsm.exe (PID: 2308)
    • Executable content was dropped or overwritten

      • RegAsm.exe (PID: 2308)
    • Creates files in the user directory

      • RegAsm.exe (PID: 2308)
    • Connects to SMTP port

      • RegAsm.exe (PID: 2308)
  • INFO

    No info indicators.
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

CharacterSet: Unicode
LanguageCode: English (British)
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 0.0.0.0
FileVersionNumber: 0.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 5.1
ImageVersion: -
OSVersion: 5.1
EntryPoint: 0x27dcd
UninitializedDataSize: -
InitializedDataSize: 1128960
CodeSize: 581120
LinkerVersion: 12
PEType: PE32
TimeStamp: 2020:01:16 11:12:39+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 16-Jan-2020 10:12:39
Detected languages:
  • English - United Kingdom

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: 0x00000110

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 16-Jan-2020 10:12:39
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0008DCC4
0x0008DE00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.67612
.rdata
0x0008F000
0x0002E10E
0x0002E200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.76011
.data
0x000BE000
0x00008F74
0x00005200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.19875
.rsrc
0x000C7000
0x000D93BC
0x000D9400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.97264
.reloc
0x001A1000
0x0000711C
0x00007200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.77903

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.40026
1007
Latin 1 / Western European
English - United Kingdom
RT_MANIFEST
2
2.05883
296
Latin 1 / Western European
English - United Kingdom
RT_ICON
3
2.25499
296
Latin 1 / Western European
English - United Kingdom
RT_ICON
4
3.65355
744
Latin 1 / Western European
English - United Kingdom
RT_ICON
5
3.43704
296
Latin 1 / Western European
English - United Kingdom
RT_ICON
6
4.16139
3752
Latin 1 / Western European
English - United Kingdom
RT_ICON
7
3.34702
1428
Latin 1 / Western European
English - United Kingdom
RT_STRING
8
3.2817
1674
Latin 1 / Western European
English - United Kingdom
RT_STRING
9
3.28849
1168
Latin 1 / Western European
English - United Kingdom
RT_STRING
10
3.28373
1532
Latin 1 / Western European
English - United Kingdom
RT_STRING

Imports

ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
IPHLPAPI.DLL
KERNEL32.dll
MPR.dll
OLEAUT32.dll
PSAPI.DLL
SHELL32.dll
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
36
Monitored processes
2
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start fsd.exe no specs #AGENTTESLA regasm.exe

Process information

PID
CMD
Path
Indicators
Parent process
2524"C:\Users\admin\AppData\Local\Temp\fsd.exe" C:\Users\admin\AppData\Local\Temp\fsd.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2308"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
fsd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Assembly Registration Utility
Version:
2.0.50727.5420 (Win7SP1.050727-5400)
Total events
65
Read events
52
Write events
13
Delete events
0

Modification events

(PID) Process:(2308) RegAsm.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:firefox
Value:
C:\Users\admin\AppData\Roaming\firefox\firefox.exe
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:MaxFileSize
Value:
1048576
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASAPI32
Operation:writeName:FileDirectory
Value:
%windir%\tracing
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(2308) RegAsm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegAsm_RASMANCS
Operation:writeName:FileTracingMask
Value:
4294901760
Executable files
1
Suspicious files
0
Text files
0
Unknown types
1

Dropped files

PID
Process
Filename
Type
2308RegAsm.exeC:\Users\admin\AppData\Local\Temp\637148786579317500_8e475e3c-0790-4e6f-9b9a-2104bce56585.dbsqlite
MD5:0B3C43342CE2A99318AA0FE9E531C57B
SHA256:0CCB4915E00390685621DA3D75EBFD5EDADC94155A79C66415A7F4E9763D71B8
2308RegAsm.exeC:\Users\admin\AppData\Roaming\firefox\firefox.exeexecutable
MD5:278EDBD499374BF73621F8C1F969D894
SHA256:C6999B9F79932C3B4F1C461A69D9DC8DC301D6A155ABC33EFE1B6E9E4A038391
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
2
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2308
RegAsm.exe
GET
200
52.206.178.1:80
http://checkip.amazonaws.com/
US
text
14 b
shared
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2308
RegAsm.exe
208.91.199.224:587
us2.smtp.mailhostbox.com
PDR
US
shared
2308
RegAsm.exe
52.206.178.1:80
checkip.amazonaws.com
Amazon.com, Inc.
US
shared

DNS requests

Domain
IP
Reputation
checkip.amazonaws.com
  • 52.206.178.1
  • 23.20.220.174
  • 3.224.145.145
  • 18.213.79.189
  • 18.214.132.216
  • 34.192.250.175
  • 18.211.58.73
  • 52.44.169.135
shared
us2.smtp.mailhostbox.com
  • 208.91.199.224
  • 208.91.198.143
  • 208.91.199.225
  • 208.91.199.223
shared

Threats

PID
Process
Class
Message
2308
RegAsm.exe
A Network Trojan was detected
MALWARE [PTsecurity] AgentTesla IP Check
2308
RegAsm.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
2 ETPRO signatures available at the full report
No debug info