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download:

yrtr7746bc.exe

Full analysis: https://app.any.run/tasks/03f12144-5f4e-4cfa-aaf2-17a51996664d
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: May 24, 2019, 08:04:10
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
autoit
evasion
trojan
rat
agenttesla
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, RAR self-extracting archive
MD5:

5161420BFAF363D2F4D7C9111537FD17

SHA1:

D61B476A67CDB1AE13313C264E52B04EF2132A68

SHA256:

DCE9407BB0DB6C4AE1E2779FAB73FB8C01A77876C118D0855F54F0E475EF1C61

SSDEEP:

24576:c2O/GlUKD4ghoCEvDxxgOiV/8zQomsVwAwmxhKbH3rUO46GBD:782oCz3WpIAwmxUT3iZ

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

      • gav.exe (PID: 2880)
      • gav.exe (PID: 3004)
    • Changes the autorun value in the registry

      • gav.exe (PID: 3004)
    • Actions looks like stealing of personal data

      • RegSvcs.exe (PID: 2932)
    • AGENTTESLA was detected

      • RegSvcs.exe (PID: 2932)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • yrtr7746bc.exe (PID: 2480)
    • Drop AutoIt3 executable file

      • yrtr7746bc.exe (PID: 2480)
    • Application launched itself

      • gav.exe (PID: 2880)
    • Executed via COM

      • DllHost.exe (PID: 3980)
    • Reads Windows Product ID

      • RegSvcs.exe (PID: 2932)
    • Loads DLL from Mozilla Firefox

      • RegSvcs.exe (PID: 2932)
    • Reads Environment values

      • RegSvcs.exe (PID: 2932)
    • Checks for external IP

      • RegSvcs.exe (PID: 2932)
  • INFO

    • Dropped object may contain Bitcoin addresses

      • yrtr7746bc.exe (PID: 2480)
      • gav.exe (PID: 2880)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (35.8)
.exe | Win64 Executable (generic) (31.7)
.scr | Windows screen saver (15)
.dll | Win32 Dynamic Link Library (generic) (7.5)
.exe | Win32 Executable (generic) (5.1)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 5
ImageVersion: -
OSVersion: 5
EntryPoint: 0xac87
UninitializedDataSize: -
InitializedDataSize: 82944
CodeSize: 74752
LinkerVersion: 9
PEType: PE32
TimeStamp: 2012:06:09 15:19:49+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 09-Jun-2012 13:19:49
Detected languages:
  • English - United States
  • Process Default Language
Debug artifacts:
  • d:\Projects\WinRAR\SFX\build\sfxrar32\Release\sfxrar.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: 0x000000F0

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 09-Jun-2012 13:19:49
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_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0001231E
0x00012400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.55555
.rdata
0x00014000
0x00001D15
0x00001E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.99401
.data
0x00016000
0x00017724
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.54914
.CRT
0x0002E000
0x00000020
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.394141
.rsrc
0x0002F000
0x000120F4
0x00012200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.76938

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.20816
1464
Latin 1 / Western European
English - United States
RT_MANIFEST
7
3.24143
556
Latin 1 / Western European
English - United States
RT_STRING
8
3.26996
974
Latin 1 / Western European
English - United States
RT_STRING
9
3.04375
530
Latin 1 / Western European
English - United States
RT_STRING
10
3.16254
776
Latin 1 / Western European
English - United States
RT_STRING
11
3.06352
380
Latin 1 / Western European
English - United States
RT_STRING
12
2.33959
102
Latin 1 / Western European
English - United States
RT_STRING
100
1.51664
20
Latin 1 / Western European
Process Default Language
RT_GROUP_ICON
101
4.19099
2998
Latin 1 / Western European
English - United States
RT_BITMAP
ASKNEXTVOL
3.42597
646
Latin 1 / Western European
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.dll
COMDLG32.dll
GDI32.dll
KERNEL32.dll
OLEAUT32.dll
SHELL32.dll
SHLWAPI.dll
USER32.dll
ole32.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
5
Malicious processes
4
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start yrtr7746bc.exe PhotoViewer.dll no specs gav.exe no specs gav.exe #AGENTTESLA regsvcs.exe

Process information

PID
CMD
Path
Indicators
Parent process
2480"C:\Users\admin\AppData\Local\Temp\yrtr7746bc.exe" C:\Users\admin\AppData\Local\Temp\yrtr7746bc.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3980C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}C:\Windows\system32\DllHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
COM Surrogate
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2880"C:\Users\admin\AppData\Local\Temp\55690970\gav.exe" tcv=qbi C:\Users\admin\AppData\Local\Temp\55690970\gav.exeyrtr7746bc.exe
User:
admin
Company:
AutoIt Team
Integrity Level:
MEDIUM
Description:
AutoIt v3 Script
Exit code:
0
Version:
3, 3, 14, 5
3004C:\Users\admin\AppData\Local\Temp\55690970\gav.exe C:\Users\admin\AppData\Local\Temp\55690970\VMWJKC:\Users\admin\AppData\Local\Temp\55690970\gav.exe
gav.exe
User:
admin
Company:
AutoIt Team
Integrity Level:
MEDIUM
Description:
AutoIt v3 Script
Exit code:
0
Version:
3, 3, 14, 5
2932"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
gav.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft .NET Services Installation Utility
Version:
4.6.1055.0 built by: NETFXREL2
Total events
474
Read events
453
Write events
21
Delete events
0

Modification events

(PID) Process:(2480) yrtr7746bc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached
Operation:writeName:{FFE2A43C-56B9-4BF5-9A79-CC6D4285608A} {00000122-0000-0000-C000-000000000046} 0xFFFF
Value:
0100000000000000E8BD96500712D501
(PID) Process:(2480) yrtr7746bc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
Operation:writeName:Name
Value:
yrtr7746bc.exe
(PID) Process:(3980) DllHost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Direct3D\MostRecentApplication
Operation:writeName:Name
Value:
DllHost.exe
(PID) Process:(2480) yrtr7746bc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2480) yrtr7746bc.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3004) gav.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:WindowsUpdate
Value:
C:\Users\admin\AppData\Local\Temp\55690970\gav.exe C:\Users\admin\AppData\Local\Temp\55690970\TCV_QB~1
(PID) Process:(2932) RegSvcs.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegSvcs_RASAPI32
Operation:writeName:EnableFileTracing
Value:
0
(PID) Process:(2932) RegSvcs.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegSvcs_RASAPI32
Operation:writeName:EnableConsoleTracing
Value:
0
(PID) Process:(2932) RegSvcs.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegSvcs_RASAPI32
Operation:writeName:FileTracingMask
Value:
4294901760
(PID) Process:(2932) RegSvcs.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\RegSvcs_RASAPI32
Operation:writeName:ConsoleTracingMask
Value:
4294901760
Executable files
1
Suspicious files
0
Text files
53
Unknown types
0

Dropped files

PID
Process
Filename
Type
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\ikp.pdftext
MD5:68A6F80CA881C028F313A0C807A0727F
SHA256:06BF6DCC573FBDA821E78C30A7A9797E02C001C9B41D4093949E00AC06559666
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\ipx.dattext
MD5:DA427191CFFB51F583B6D0B3B4F25BF9
SHA256:1099207F7B0D9DA71414D2203C2B6324B4D0F558AAC7E8291408447B78D6A14A
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\uuj.jpgtext
MD5:5DB58E29DDE806DE09C9E4E81BA84FEA
SHA256:5559BE6811F4B1087242BBFD39DC2AA8C9B5C4797328DBD0D76ADCFAAE6B50BA
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\ToolbarConstants.icmtext
MD5:6E9BD873D7AACC562FB5312A25FC5EBC
SHA256:7EDDFB5889FED2BA9F15B058D5C1D8701D2D75DA1A0AD42A0E36260D76916C60
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\uug.dattext
MD5:B4C74C7142B52004FF89442ADD27DEEA
SHA256:CB06883272FD531BD0726F5A04C39D6CFB559DD29BE3DD0BBC9E9935901EA7D5
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\buh.xltext
MD5:820698AD994EEE0C05453D30BB2811AC
SHA256:0CEBEB78A12858C5AA0BF84229C246C76445BD8D835299991DEE2F7C8D70D442
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\rmh.icmtext
MD5:B2D9E4C03FEF3089B7F8AB371C2F32A9
SHA256:650B44AE2CA1E7353C26CA54F043979F22E48F20036E8B7F6B8EDB446589E7E6
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\kfx.txttext
MD5:4BDE41CA6FA309384A891C430821CE8A
SHA256:42495FD35D7BBB5A9E66194BCC81C9561B9DC46B5F0E3C91F11EBF20E9320973
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\xax.pdftext
MD5:3405A5B87A5344BFEA54F47D77821EA7
SHA256:C3E5C6926CBE84C9BB1F740D3AB45821F5D018C13B9D300B1339F9042C138163
2480yrtr7746bc.exeC:\Users\admin\AppData\Local\Temp\55690970\ToolbarConstants.bmptext
MD5:E2C2BFFB3F3D37DC583C18BC28EFE95A
SHA256:F011A518A99A1CB9E3AB2735DDB80117DAC707E16C8B91C5FBFB7D8A42879BFE
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
2932
RegSvcs.exe
GET
200
52.206.161.133:80
http://checkip.amazonaws.com/
US
text
16 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
2932
RegSvcs.exe
52.206.161.133:80
checkip.amazonaws.com
Amazon.com, Inc.
US
shared
2932
RegSvcs.exe
68.65.122.52:26
mail.globalfinancel.com
Namecheap, Inc.
US
malicious

DNS requests

Domain
IP
Reputation
mail.globalfinancel.com
  • 68.65.122.52
malicious
checkip.amazonaws.com
  • 52.206.161.133
  • 52.200.125.74
  • 52.6.79.229
  • 52.202.139.131
  • 18.211.215.84
  • 34.233.102.38
shared

Threats

PID
Process
Class
Message
2932
RegSvcs.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
2932
RegSvcs.exe
A Network Trojan was detected
MALWARE [PTsecurity] AgentTesla IP Check
2 ETPRO signatures available at the full report
No debug info