MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b6640eace6fbf0e75d32e6f136a69cd1bd3eac03ed8fbeb0d39be04406c0e48. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


XFilesStealer


Vendor detections: 10


Intelligence 10 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b6640eace6fbf0e75d32e6f136a69cd1bd3eac03ed8fbeb0d39be04406c0e48
SHA3-384 hash: 8b96c6584909bead807ee9bbee0f99fac1b376d68d9c72d61d6d1004ac549773f0bd3fb2bcde3c2a553fc2bcae8df7be
SHA1 hash: a620b3adc084a1605b32be4c42da62753153bf81
MD5 hash: 72dd75fe26d140e00d73031c85057f8a
humanhash: five-edward-berlin-two
File name:72dd75fe26d140e00d73031c85057f8a.exe
Download: download sample
Signature XFilesStealer
Create hunting rule
File size:49'152 bytes
First seen:2022-07-28 06:48:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 768:0KV93ILl4Xf+piPcsKU89yI//ica8YbLgeFA9eQTAvEgK/JoZVc6KN:5V5pkrTopzb08+AnkJoZVclN
Threatray 4'563 similar samples on MalwareBazaar
TLSH T1CB235D0037D8C136E2BD4B75A9F3A24186B9D6676903CB596CC814AA2F13FC5D6036FE
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:exe XFilesStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/294840/
Detection(s):
Win.Malware.Generickdz-9865912-0
Create hunting rule

Win.Malware.Enigmaprotector-9874743-0
Create hunting rule

Win.Malware.Enigmaprotector-9881027-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm asyncrat coinminer configsecuritypolicy.exe dcrat evasive hacktool mpcmdrun.exe msconfig.exe njrat packed rat regedit.exe windows
Link:
https://www.filescan.io/uploads/62e231d9cfc305167693b5af/reports/1c0418b5-7da4-40da-a436-dea6023a10ed/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
DCRat
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1e55a403-b47d-403b-9e31-1e7fd32d7887
Result
Threat name:
AsyncRAT, DcRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1042303
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (overwrites its own PE header)
Drops PE files with benign system names
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Schedule system process
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AsyncRAT
Yara detected DcRat
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 674798 Sample: b6ezdMOlPI.exe Startdate: 28/07/2022 Architecture: WINDOWS Score: 100 35 killam.ddns.net 2->35 37 brig-38796.portmap.io 2->37 47 Multi AV Scanner detection for domain / URL 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for URL or domain 2->51 53 11 other signatures 2->53 8 b6ezdMOlPI.exe 7 2->8         started        12 svchost.exe 3 2->12         started        signatures3 process4 file5 31 C:\Users\user\AppData\Roaming\svchost.exe, PE32 8->31 dropped 33 C:\Users\user\AppData\...\b6ezdMOlPI.exe.log, ASCII 8->33 dropped 57 Detected unpacking (overwrites its own PE header) 8->57 59 Drops PE files with benign system names 8->59 14 cmd.exe 1 8->14         started        16 cmd.exe 1 8->16         started        61 Antivirus detection for dropped file 12->61 63 System process connects to network (likely due to code injection or exploit) 12->63 65 Multi AV Scanner detection for dropped file 12->65 67 Machine Learning detection for dropped file 12->67 signatures6 process7 signatures8 19 svchost.exe 2 14->19         started        23 conhost.exe 14->23         started        25 timeout.exe 1 14->25         started        45 Uses schtasks.exe or at.exe to add and modify task schedules 16->45 27 conhost.exe 16->27         started        29 schtasks.exe 1 16->29         started        process9 dnsIp10 39 killam.ddns.net 70.67.1.110, 22 SHAWCA Canada 19->39 41 runam.ddns.net 20.118.161.16, 8848 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 19->41 43 kissam.ddns.net 19->43 55 System process connects to network (likely due to code injection or exploit) 19->55 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9b6640eace6fbf0e75d32e6f136a69cd1bd3eac03ed8fbeb0d39be04406c0e48/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-07-27 21:17:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tnteb2won67q45otfzxrg2tjzun5h2wah3mpx2ynhg7aiqdmbzea._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
147acbbf007be667ae676b798af1cc0c6ef598d510e2223044ca241225d081f9
XFilesStealer
3ab78a05e9f01de728600883b9bb1bc193081c9b4da43bafe16e6c865903b5c3
XFilesStealer
467e44f225f25001348601b190dd0c1e14ab03cc22cb0f2b6d0178d9ce7d53fa
XFilesStealer
86a0011946064970552c51929c20cd051809232838999f767ffc3f724e10e915
XFilesStealer
8fa6091ecf36c321aa568e76eab235f21ff0ca7e5906d75cb8e6c26abd2ef656
XFilesStealer
bcee6282e2ecdab3a246e31a3d9d04d0d19f32ec981a235513af68df8940f9c8
XFilesStealer
c7ccd6379627a10943964b592a5f38764ae1d0d0d39d17760940871fb3cd2958
XFilesStealer
+ 4'553 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/220728-hlb71shea6/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Executes dropped EXE
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
brig-38796.portmap.io:1616
brig-38796.portmap.io:8848
brig-38796.portmap.io:8828
brig-38796.portmap.io:22
brig-38796.portmap.io:38796
runam.ddns.net:1616
runam.ddns.net:8848
runam.ddns.net:8828
runam.ddns.net:22
runam.ddns.net:38796
kissam.ddns.net:1616
kissam.ddns.net:8848
kissam.ddns.net:8828
kissam.ddns.net:22
kissam.ddns.net:38796
killam.ddns.net:1616
killam.ddns.net:8848
killam.ddns.net:8828
killam.ddns.net:22
killam.ddns.net:38796
winam.ddns.net:1616
winam.ddns.net:8848
winam.ddns.net:8828
winam.ddns.net:22
winam.ddns.net:38796
Unpacked files
SH256 hash:
9b6640eace6fbf0e75d32e6f136a69cd1bd3eac03ed8fbeb0d39be04406c0e48
MD5 hash:
72dd75fe26d140e00d73031c85057f8a
SHA1 hash:
a620b3adc084a1605b32be4c42da62753153bf81
Link:
https://www.unpac.me/results/4e4efe5e-30c0-4913-a7d9-470ecd3afdc1/
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_SUSPICIOUS_EXE_B64_Artifacts
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc.
Rule name:INDICATOR_SUSPICIOUS_EXE_DcRatBy
Create hunting rule
Author:ditekSHen
Description:Detects executables containing the string DcRatBy
Rule name:INDICATOR_SUSPICIOUS_EXE_WMI_EnumerateVideoDevice
Create hunting rule
Author:ditekSHen
Description:Detects executables attemping to enumerate video devices using WMI
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

XFilesStealer

Executable exe 9b6640eace6fbf0e75d32e6f136a69cd1bd3eac03ed8fbeb0d39be04406c0e48

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2261379/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/294840/

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