File name:

b053c0ae7e661821fb518b47470997e4

Full analysis: https://app.any.run/tasks/01125215-d0e6-46ff-ad56-8b1626c15889
Verdict: Malicious activity
Threats:

AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions.

Analysis date: December 06, 2022, 00:55:16
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
asyncrat
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

B053C0AE7E661821FB518B47470997E4

SHA1:

A6F973970CA00A3ADCC2911226716C7E19F25628

SHA256:

B849210061C7A281CAD816DA9807F70A98EA8290D936D5DF1649772851965CDD

SSDEEP:

768:ku6RaupTPYzbs8WU+eaamo2q1/ox6UeXAh6PICkD0bXL4FlyBFhghQLobeAC4PBF:ku6YupTPsj2FgwhC9bXLcyghQOjdJx

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

    • ASYNCRAT detected by memory dumps

      • b053c0ae7e661821fb518b47470997e4.exe (PID: 3188)
  • SUSPICIOUS

    • Connects to unusual port

      • b053c0ae7e661821fb518b47470997e4.exe (PID: 3188)
  • INFO

    • Reads the computer name

      • b053c0ae7e661821fb518b47470997e4.exe (PID: 3188)
    • Checks supported languages

      • b053c0ae7e661821fb518b47470997e4.exe (PID: 3188)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

AsyncRat

(PID) Process(3188) b053c0ae7e661821fb518b47470997e4.exe
Install_Folder%AppData%
Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
Aes_Key61b6d404e3c1ac39dd21d7e7b963d7039ce03ead3d55cd6b168a08e86e28fd7a
BotnetDefault
bdosfalse
PasteBinnull
AntiVMfalse
Server_SignatureSObGMl4dTqvNY0WCnrfJMqGEYgCsxJmqPEImrqaksUvoaKd5fhA9r+5eIaW4K/XQE90iHhrSeayvt8jFdBPU92/X9TyjLai6n+3al/aR8Rmwbgg0/ub2BxDVQBohdsswtlxx1sK49Ve2uAiAD9UTpifbDm/qHJKAFKOx0tcGXY7C4LXACF2uvGk5AOKbHk9crUsLw0ti6sOFUbcbZ31rfWsRpA1zTRnOljyIZeE3bEqbC7IU9AHAmcusKgy9pTxlXdWpzzRQcZL9dH8f5xQzLVmNfi6xHYef0FLlfjcSaECH...
CertificateMIIE5jCCAs6gAwIBAgIQAPI53jb4ULzAubdYCVf+VTANBgkqhkiG9w0BAQ0FADAUMRIwEAYDVQQDDAlib29tc3Rpa3MwIBcNMjIxMTIyMDQyOTAyWhgPOTk5OTEyMzEyMzU5NTlaMBQxEjAQBgNVBAMMCWJvb21zdGlrczCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAPil+3ZAmbLp2e5iWmi4Jc8TSaDSVJDKQ9qqtqHn1xIqLOpAi02Z82GD9AEha8DoRlgpR5EPZ+mB720T+CTgn7UNlQhs...
MutexAsyncMutex_6SI8OkPnk
Autorunfalse
Version0.5.7B
Ports (9)6606
7707
8808
51115
26993
19624
12336
18867
5200
C2 (7)127.0.0.1
185.246.220.26
5.tcp.ngrok.io
disownnet.duckdns.org
7.tcp.eu.ngrok.io
6.tcp.eu.ngrok.io:
0.tcp.eu.ngrok.io
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (82.9)
.dll | Win32 Dynamic Link Library (generic) (7.4)
.exe | Win32 Executable (generic) (5.1)
.exe | Generic Win/DOS Executable (2.2)
.exe | DOS Executable Generic (2.2)

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 2020-May-10 05:24:51
Comments:
CompanyName:
FileDescription:
FileVersion: 1.0.0.0
InternalName: Stub.exe
LegalCopyright:
LegalTrademarks:
OriginalFilename: Stub.exe
ProductName:
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

DOS Header

e_magic: MZ
e_cblp: 144
e_cp: 3
e_crlc: 0
e_cparhdr: 4
e_minalloc: 0
e_maxalloc: 65535
e_ss: 0
e_sp: 184
e_csum: 0
e_ip: 0
e_cs: 0
e_ovno: 0
e_oemid: 0
e_oeminfo: 0
e_lfanew: 128

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
NumberofSections: 3
TimeDateStamp: 2020-May-10 05:24:51
PointerToSymbolTable: 0
NumberOfSymbols: 0
SizeOfOptionalHeader: 224
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
8192
45604
46080
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.59827
.rsrc
57344
2047
2048
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
4.88507
.reloc
65536
12
512
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.0815394

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.15228
716
UNKNOWN
UNKNOWN
RT_VERSION
1 (#2)
5.22615
1171
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 #ASYNCRAT b053c0ae7e661821fb518b47470997e4.exe

Process information

PID
CMD
Path
Indicators
Parent process
3188"C:\Users\admin\AppData\Local\Temp\b053c0ae7e661821fb518b47470997e4.exe" C:\Users\admin\AppData\Local\Temp\b053c0ae7e661821fb518b47470997e4.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\b053c0ae7e661821fb518b47470997e4.exe
c:\windows\system32\mscoree.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
AsyncRat
(PID) Process(3188) b053c0ae7e661821fb518b47470997e4.exe
Install_Folder%AppData%
Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
Aes_Key61b6d404e3c1ac39dd21d7e7b963d7039ce03ead3d55cd6b168a08e86e28fd7a
BotnetDefault
bdosfalse
PasteBinnull
AntiVMfalse
Server_SignatureSObGMl4dTqvNY0WCnrfJMqGEYgCsxJmqPEImrqaksUvoaKd5fhA9r+5eIaW4K/XQE90iHhrSeayvt8jFdBPU92/X9TyjLai6n+3al/aR8Rmwbgg0/ub2BxDVQBohdsswtlxx1sK49Ve2uAiAD9UTpifbDm/qHJKAFKOx0tcGXY7C4LXACF2uvGk5AOKbHk9crUsLw0ti6sOFUbcbZ31rfWsRpA1zTRnOljyIZeE3bEqbC7IU9AHAmcusKgy9pTxlXdWpzzRQcZL9dH8f5xQzLVmNfi6xHYef0FLlfjcSaECH...
CertificateMIIE5jCCAs6gAwIBAgIQAPI53jb4ULzAubdYCVf+VTANBgkqhkiG9w0BAQ0FADAUMRIwEAYDVQQDDAlib29tc3Rpa3MwIBcNMjIxMTIyMDQyOTAyWhgPOTk5OTEyMzEyMzU5NTlaMBQxEjAQBgNVBAMMCWJvb21zdGlrczCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAPil+3ZAmbLp2e5iWmi4Jc8TSaDSVJDKQ9qqtqHn1xIqLOpAi02Z82GD9AEha8DoRlgpR5EPZ+mB720T+CTgn7UNlQhs...
MutexAsyncMutex_6SI8OkPnk
Autorunfalse
Version0.5.7B
Ports (9)6606
7707
8808
51115
26993
19624
12336
18867
5200
C2 (7)127.0.0.1
185.246.220.26
5.tcp.ngrok.io
disownnet.duckdns.org
7.tcp.eu.ngrok.io
6.tcp.eu.ngrok.io:
0.tcp.eu.ngrok.io
Total events
367
Read events
353
Write events
14
Delete events
0

Modification events

(PID) Process:(3188) b053c0ae7e661821fb518b47470997e4.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\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
10
DNS requests
6
Threats
4

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
3188
b053c0ae7e661821fb518b47470997e4.exe
3.124.142.205:5200
0.tcp.eu.ngrok.io
AMAZON-02
DE
malicious
3188
b053c0ae7e661821fb518b47470997e4.exe
3.141.204.47:8808
5.tcp.ngrok.io
AMAZON-02
US
unknown
3188
b053c0ae7e661821fb518b47470997e4.exe
185.246.220.26:7707
Delis LLC
BG
suspicious
3188
b053c0ae7e661821fb518b47470997e4.exe
3.67.15.169:19624
7.tcp.eu.ngrok.io
AMAZON-02
DE
malicious
3188
b053c0ae7e661821fb518b47470997e4.exe
3.142.157.76:8808
5.tcp.ngrok.io
AMAZON-02
US
unknown

DNS requests

Domain
IP
Reputation
5.tcp.ngrok.io
  • 3.141.204.47
  • 3.142.157.76
malicious
dns.msftncsi.com
  • 131.107.255.255
shared
0.tcp.eu.ngrok.io
  • 3.124.142.205
malicious
7.tcp.eu.ngrok.io
  • 3.67.15.169
malicious

Threats

PID
Process
Class
Message
Potential Corporate Privacy Violation
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
Potential Corporate Privacy Violation
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
Potential Corporate Privacy Violation
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
Potential Corporate Privacy Violation
ET INFO DNS Query to a *.ngrok domain (ngrok.io)
No debug info