MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9. 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


AsyncRAT


Vendor detections: 16


Intelligence 16 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9
SHA3-384 hash: 195b2f8ddbd68baab2086d39c4275bab496783baa53d2b9bd21012cbc2047cc797e5da3eea36f63e5944370a6fa67488
SHA1 hash: 0a31ef668fb93864f80f85638a2592cd5a300297
MD5 hash: 92bf98d3f8f521e3dcd6e8d3123f3e05
humanhash: mobile-lima-timing-north
File name:4182023.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:1'291'256 bytes
First seen:2023-04-18 08:00:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:wNA3R5drXGDAPD55nBLum1ppJJOTowZG4bvkHgUsix4bRMUOnsZ4a:p50a5v1ppJSPQovvUsiibuLsCa
TLSH T16B55E136F2CC2373C5B20239BA1AE589E22DEC3427267D5B7346B05B9276510C37B6D6
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 181841193861e352 (3 x AsyncRAT, 1 x Loki)
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
45.88.67.9:3358

Intelligence

File Origin
# of uploads :
1
# of downloads :
266
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
4182023.exe
Verdict:
Malicious activity
Analysis date:
2023-04-18 08:01:28 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/eb3d4ccf-0b1f-4fd3-a946-d60da289b6c0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/382951/
Detection(s):
SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Running batch commands
Creating a process from a recently created file
Creating a file
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/80159/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/40d29d90-a897-403f-92aa-385e0a82c718
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1215713
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 848641 Sample: 4182023.exe Startdate: 18/04/2023 Architecture: WINDOWS Score: 88 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Yara detected AsyncRAT 2->53 55 3 other signatures 2->55 13 4182023.exe 9 2->13         started        process3 file4 45 C:\Users\user\AppData\...\cxkjder.sfx.exe, PE32 13->45 dropped 16 cmd.exe 1 13->16         started        process5 process6 18 cxkjder.sfx.exe 8 16->18         started        22 conhost.exe 16->22         started        file7 41 C:\Users\user\AppData\Local\...\cxkjder.exe, PE32 18->41 dropped 59 Multi AV Scanner detection for dropped file 18->59 24 cxkjder.exe 9 18->24         started        signatures8 process9 file10 43 C:\Users\user\AppData\...\ijiuhig.sfx.exe, PE32 24->43 dropped 27 cmd.exe 1 24->27         started        process11 process12 29 ijiuhig.sfx.exe 8 27->29         started        32 conhost.exe 27->32         started        file13 47 C:\Users\user\AppData\Local\...\ijiuhig.exe, PE32 29->47 dropped 34 ijiuhig.exe 1 29->34         started        process14 signatures15 57 Machine Learning detection for dropped file 34->57 37 ijiuhig.exe 34->37         started        process16 process17 39 WerFault.exe 37->39         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9/
Threat name:
Win32.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2023-04-18 06:47:19 UTC
File Type:
PE (Exe)
Extracted files:
22
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2zzqwxegqiigtobr5baukzxzqn7wwzugemhyfow2pcfcpbrqt24q._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:wokn rat
Link:
https://tria.ge/reports/230418-jwjkhsac82/
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
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
grotomnipobell.zapto.org:3358
grotomnipobell.zapto.org:8777
grotomnipobell.sytes.net:3358
grotomnipobell.sytes.net:8777
Unpacked files
SH256 hash:
d1fd55ccd9d7be5191b02983bfedb4f4b5279d1fdbf6820f7eba80773ed9e896
MD5 hash:
26e78133670f6d6bd6b490ccfe583f1b
SHA1 hash:
a2019ba9a055e925950197cb8313cb1c3d455598
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/a0bb4a7f-84eb-4e50-b7cb-73fbfe13e1df/
SH256 hash:
0d1845514b5caa7ded2e3ad3e5d66d63abe50d4fba5aed8d16bba67106c1995e
MD5 hash:
93077e1548d880b30c452a706844bc9a
SHA1 hash:
667c6177799fe39a07e102e872112bed6f8439bd
Link:
https://www.unpac.me/results/a0bb4a7f-84eb-4e50-b7cb-73fbfe13e1df/
SH256 hash:
9a1c7a516ee352394b21d3e5ec6c1d733e0be67aeedddf2a51fcfc221873a523
MD5 hash:
8f0bd8076e532c383e2e7e1e8abceb32
SHA1 hash:
44f5e4ee49d8164b126a86f2853196477d3e331d
Link:
https://www.unpac.me/results/a0bb4a7f-84eb-4e50-b7cb-73fbfe13e1df/
SH256 hash:
d695f77eb1dcdae8bcf02a27dc2f759d963a6a98c5e607fa923c7a2563e0b96d
MD5 hash:
b3884efb5bfc2cf7e3b29e5cc0279508
SHA1 hash:
1e17b2f09c63e870fd02d6df9682fe1f8cf6223b
Link:
https://www.unpac.me/results/a0bb4a7f-84eb-4e50-b7cb-73fbfe13e1df/
SH256 hash:
d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9
MD5 hash:
92bf98d3f8f521e3dcd6e8d3123f3e05
SHA1 hash:
0a31ef668fb93864f80f85638a2592cd5a300297
Link:
https://www.unpac.me/results/a0bb4a7f-84eb-4e50-b7cb-73fbfe13e1df/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d6730b5c8682/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d6730b5c86821069b831e8414566f9837f6b6686230f82bada788a2786309eb9

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:AsyncRat
Create hunting rule
Author:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
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:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:QbotStuff
Create hunting rule
Author:anonymous
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
Rule name:sfx_pdb_winrar_restrict
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
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
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Asyncrat_11a11ba1
Create hunting rule
Author:Elastic Security
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:win_xorist_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.xorist.
Rule name:XWorm_Hunter
Create hunting rule
Author:Potato
Rule name:yara_template
Create hunting rule

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/382951/

Comments