File name:

csrs.exe

Full analysis: https://app.any.run/tasks/a84f3f7a-b4c0-4186-9bf0-916558b0faea
Verdict: Malicious activity
Analysis date: March 24, 2024, 10:45:13
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386, for MS Windows
MD5:

ED43F6043F51FBA6B2A8A4062256154D

SHA1:

4CF081FDE15F702C434B588F0556D28227AE1F1A

SHA256:

A62C67BB2C90D79FFC64D3862C73EA77255581D224A8736C470DC72A6716C6E3

SSDEEP:

98304:jjMfI4FnJvEd/4SiLjnTCyUcYvDG2KuNVTid/h2ygXZ8joBSx7xmL0Oj+XzLLdZo:mxS0RI5Fi5w5ULD

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

    • Drops the executable file immediately after the start

      • csrs.exe (PID: 2124)

  • SUSPICIOUS

    • Process drops legitimate windows executable

      • csrs.exe (PID: 2124)

    • Process drops python dynamic module

      • csrs.exe (PID: 2124)

    • Starts a Microsoft application from unusual location

      • csrs.exe (PID: 1696)
      • csrs.exe (PID: 2124)

    • Application launched itself

      • csrs.exe (PID: 2124)

    • The process drops C-runtime libraries

      • csrs.exe (PID: 2124)

    • Executable content was dropped or overwritten

      • csrs.exe (PID: 2124)

  • INFO

    • Checks supported languages

      • csrs.exe (PID: 2124)
      • csrs.exe (PID: 1696)

    • Reads the machine GUID from the registry

      • csrs.exe (PID: 1696)

    • Create files in a temporary directory

      • csrs.exe (PID: 2124)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | InstallShield setup (50.1)
.exe | Win64 Executable (generic) (32.2)
.dll | Win32 Dynamic Link Library (generic) (7.6)
.exe | Win32 Executable (generic) (5.2)
.exe | Generic Win/DOS Executable (2.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:09:04 14:42:13+00:00
ImageFileCharacteristics: Executable, Large address aware, 32-bit
PEType: PE32
LinkerVersion: 14
CodeSize: 128000
InitializedDataSize: 116224
UninitializedDataSize: -
EntryPoint: 0x779a
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows command line
FileVersionNumber: 1.0.0.1
ProductVersionNumber: 1.0.0.1
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Windows NT 32-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Microsoft Corporation
FileDescription: Registry Editor
FileVersion: 1.0.0.1 (win7_rtm.090713-1255)
LegalCopyright: © Microsoft Corporation. All rights reserved.
ProductName: Microsoft® Windows® Operating System
ProductVersion: 1.0.0.1
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start csrs.exe csrs.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1696"C:\Users\admin\AppData\Local\Temp\csrs.exe" C:\Users\admin\AppData\Local\Temp\csrs.exe—csrs.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Editor
Exit code:
4294967295
Version:
1.0.0.1 (win7_rtm.090713-1255)
Modules
Images
c:\users\admin\appdata\local\temp\csrs.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\users\admin\appdata\local\temp\_mei21242\python27.dll
2124"C:\Users\admin\AppData\Local\Temp\csrs.exe" C:\Users\admin\AppData\Local\Temp\csrs.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Registry Editor
Exit code:
4294967295
Version:
1.0.0.1 (win7_rtm.090713-1255)
Modules
Images
c:\users\admin\appdata\local\temp\csrs.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\apphelp.dll
Total events
213
Read events
213
Write events
0
Delete events
0

Modification events

No data
Executable files
24
Suspicious files
0
Text files
13
Unknown types
0

Dropped files

PID
Process
Filename
Type
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Cipher._AES.pydexecutable
MD5:B56AAF0210BFB85F07CB3596CF697CF6
SHA256:A70ADC762AF5C358078BDA565F3072741A1FE7EFFBE4939C6635F6118B7B9203
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\_socket.pydexecutable
MD5:D41582EF0068483DC80EE8932EC867A0
SHA256:C036C613E3AE35AA168597FDAEEA4A171A6AFF6FA91A429E098B457B8B531C7A
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Random.OSRNG.winrandom.pydexecutable
MD5:BDACC99B02FE99511FA074B93FCB513B
SHA256:2E015B1C57B7A0E4E631023888376CB66704845BE38F0A66FDEE39D250A70157
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Util._counter.pydexecutable
MD5:63A2837BCDF80EABF42E035DD0033CB6
SHA256:01F4468ABC18529611387F18DCDA33C04A0E38DAF8934603292B450684247F8A
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Util.strxor.pydexecutable
MD5:00463E5FB0A05F2F664EC47E13D5DF42
SHA256:EF506015E3E596A9416DFBF001FA551586BCF99EC4D672D9A73120F4F5997D41
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Microsoft.VC90.CRT.manifestxml
MD5:7D36F7F779B92DC3CF7B930F519005D1
SHA256:0B3C3E0DE20A553C59DFB19A23219D3526CE19EB2F6007315A987F4609A4D0BA
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Hash._MD4.pydexecutable
MD5:8F892DD81E95D2EB665664BEC25A81C0
SHA256:E9E7192BE4D2E97CF4C5079FB1CA6452513FCCDD822ABDF1AD9C189B33EEC026
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\bz2.pydexecutable
MD5:D9B4C951D50BFDFD5ABAF6711685674D
SHA256:BE7E19131EAF2D4F5C5CDF8636341055D257918DB1EACBA0022E6805A542B27D
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\MyExploiter.exe.manifestxml
MD5:969F66EA868DC6EB44D6D009D41953D3
SHA256:B7660B47D54FA972D90BCE643ED6E10574729669DF40505F9E9F91C769A3F1DE
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\_ssl.pydexecutable
MD5:B23BAF85B894C6531A027CA1D2C13AF8
SHA256:04904526E533CC3F6658F90955827B2C569B70352A76725F507553409BF6A498
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
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

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
unknown
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
csrs.exe