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File name:

tesv.exe

Full analysis: https://app.any.run/tasks/795b744a-b3f0-4579-bf24-3f6305bb835e
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.

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Analysis date: December 05, 2022, 21:20:17
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
agenttesla
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

2F31C58A5DCC9C95E02D4C69579F84CE

SHA1:

C804F89594E1C5F3DDEB354D95FF51846EF0117D

SHA256:

04F981DEF642B739EC533F952D079E85E6BC2E69EF3DD85FEE944ADB86B4C7A1

SSDEEP:

3072:RnTTzixN8mLBBWWcgU1GVhOKTpiCAVFRBm32WPcVybx0zEKzIV:5+3LBgWcgU1CQKSRBm32WPcVybx2E

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

    • AGENTTESLA detected by memory dumps

      • tesv.exe (PID: 1592)

    • Steals credentials from Web Browsers

      • tesv.exe (PID: 1592)

  • SUSPICIOUS

    • Reads settings of System Certificates

      • tesv.exe (PID: 1592)

  • INFO

    • Reads Environment values

      • tesv.exe (PID: 1592)

    • Checks supported languages

      • tesv.exe (PID: 1592)

    • Reads the computer name

      • tesv.exe (PID: 1592)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (56.7)
.exe | Win64 Executable (generic) (21.3)
.scr | Windows screen saver (10.1)
.dll | Win32 Dynamic Link Library (generic) (5)
.exe | Win32 Executable (generic) (3.4)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2022-Dec-05 21:04:56
FileDescription: -
FileVersion: 1.1.1.1
InternalName: cd90d2ef-2f33-4752-a173-a004778f0225.exe
LegalCopyright: -
OriginalFilename: cd90d2ef-2f33-4752-a173-a004778f0225.exe
ProductVersion: 1.1.1.1
Assembly Version: 1.1.1.1

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: -
e_cparhdr: 4
e_minalloc: -
e_maxalloc: 65535
e_ss: -
e_sp: 184
e_csum: -
e_ip: -
e_cs: -
e_ovno: -
e_oemid: -
e_oeminfo: -
e_lfanew: 128

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 3
TimeDateStamp: 2022-Dec-05 21:04:56
PointerToSymbolTable: -
NumberOfSymbols: -
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
8192
160596
160768
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.05139
.rsrc
172032
1360
1536
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.01786
.reloc
180224
12
512
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.39672
700
UNKNOWN
UNKNOWN
RT_VERSION
1 (#2)
5.00112
490
UNKNOWN
UNKNOWN
RT_MANIFEST

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #AGENTTESLA tesv.exe

Process information

PID
CMD
Path
Indicators
Parent process
1592"C:\Users\admin\AppData\Local\Temp\tesv.exe" C:\Users\admin\AppData\Local\Temp\tesv.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Description:
Version:
1.1.1.1
Modules
Images
c:\users\admin\appdata\local\temp\tesv.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
3 214
Read events
3 200
Write events
14
Delete events
0

Modification events

(PID) Process:(1592) tesv.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
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
1
DNS requests
1
Threats
0

HTTP requests

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

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1592
tesv.exe
77.88.21.158:587
smtp.yandex.com
YANDEX LLC
RU
whitelisted

DNS requests

Domain
IP
Reputation
smtp.yandex.com
  • 77.88.21.158
shared

Threats

PID
Process
Class
Message
1592
tesv.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
No debug info
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Reports
tesv.exe