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

    • Starts a Microsoft application from unusual location

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

    • Process drops legitimate windows executable

      • csrs.exe (PID: 2124)

    • The process drops C-runtime libraries

      • csrs.exe (PID: 2124)

    • Application launched itself

      • csrs.exe (PID: 2124)

    • Executable content was dropped or overwritten

      • csrs.exe (PID: 2124)

    • Process drops python dynamic module

      • csrs.exe (PID: 2124)

  • INFO

    • Checks supported languages

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

    • Create files in a temporary directory

      • csrs.exe (PID: 2124)

    • Reads the machine GUID from the registry

      • csrs.exe (PID: 1696)
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.Random.OSRNG.winrandom.pydexecutable
MD5:BDACC99B02FE99511FA074B93FCB513B
SHA256:2E015B1C57B7A0E4E631023888376CB66704845BE38F0A66FDEE39D250A70157
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Cipher._DES.pydexecutable
MD5:E2A21659FD3EEF7EB6F5874EA739E7E1
SHA256:25F3DEE17035FD025FE73D7C17173FAF9EBCC7E165687C05DB197D7B5F4A7D04
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Cipher._AES.pydexecutable
MD5:B56AAF0210BFB85F07CB3596CF697CF6
SHA256:A70ADC762AF5C358078BDA565F3072741A1FE7EFFBE4939C6635F6118B7B9203
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\Crypto.Hash._SHA256.pydexecutable
MD5:859E18B29A1544F759D631269E4695E4
SHA256:DA276F0283FA02FD3A128EC37F7CCD2C51AD50A98750259ECC2E06F588F161AC
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.Hash._MD4.pydexecutable
MD5:8F892DD81E95D2EB665664BEC25A81C0
SHA256:E9E7192BE4D2E97CF4C5079FB1CA6452513FCCDD822ABDF1AD9C189B33EEC026
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\MyExploiter.exe.manifestxml
MD5:969F66EA868DC6EB44D6D009D41953D3
SHA256:B7660B47D54FA972D90BCE643ED6E10574729669DF40505F9E9F91C769A3F1DE
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.Cipher._DES3.pydexecutable
MD5:71932C03533A6057002F10428F7F8722
SHA256:D38A00DEA7B92A9D07ECB612D843AF0EF4A5EC278B36F68E404C4208253C2F95
2124csrs.exeC:\Users\admin\AppData\Local\Temp\_MEI21242\_cffi_backend.pydexecutable
MD5:E095A13517BFD7AFF9847C4F7BC04C52
SHA256:08982C9A6A9E4816332CC103493A73AA1B8AA504E052B11C67889F0E5D8B9CC8
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