MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87
SHA3-384 hash: 7769bdce22fd0cde2dd02fdecb3f5ef4185fd8d02472cdfef5472b8c27010a4ffd30e64581f5881f5994e0f724ec5943
SHA1 hash: c30fbe5dc038ecba5d65870015cdb53d22019995
MD5 hash: f4970a537efcc76bd5449edede1fcc90
humanhash: romeo-asparagus-saturn-fifteen
File name:f4970a537efcc76bd5449edede1fcc90.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:345'600 bytes
First seen:2021-09-02 17:59:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:TbMZQ8f8CmxXOEXipj6MZm8EEeME6DFidM9zmhBCVMRUl1dq7z:49Nmx+EXipjX/EEewFidMFmhBCSml1I
Threatray 59 similar samples on MalwareBazaar
TLSH T172742324D708AD6DC1F750B7DCA67602C338551BC832D25AAEEC064DABA7708DCFD568
dhash icon 0f2369f4d4693b0f (2 x AsyncRAT, 1 x RedLineStealer)
Reporter abuse_ch
Tags:AsyncRAT exe RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
147
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f4970a537efcc76bd5449edede1fcc90.exe
Verdict:
Malicious activity
Analysis date:
2021-09-02 18:03:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a78424d2-33d3-4bf8-8fde-fcb4c76dc5e9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/184881/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Forced system process termination
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% directory
Creating a file
Connection attempt to an infection source
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Query of malicious DNS domain
Enabling autorun
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2cfaab5b-1b99-4a90-afee-d16872f8c86d
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/844246
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Uses powershell Test-Connection to delay payload execution;
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 476679 Sample: FCKjDKDgdv.exe Startdate: 02/09/2021 Architecture: WINDOWS Score: 100 51 icando.ug 2->51 53 icacxndo.ac.ug 2->53 55 Multi AV Scanner detection for domain / URL 2->55 57 Found malware configuration 2->57 59 Multi AV Scanner detection for dropped file 2->59 61 9 other signatures 2->61 9 FCKjDKDgdv.exe 4 8 2->9         started        signatures3 process4 file5 37 C:\Users\user\AppData\Roaming\dsla.exe, PE32 9->37 dropped 39 C:\Users\user\AppData\Local\Temp\RegAsm.exe, PE32 9->39 dropped 41 C:\Users\user\...\dsla.exe:Zone.Identifier, ASCII 9->41 dropped 43 2 other malicious files 9->43 dropped 63 Creates an undocumented autostart registry key 9->63 65 Writes to foreign memory regions 9->65 67 Uses powershell Test-Connection to delay payload execution; 9->67 69 Injects a PE file into a foreign processes 9->69 13 wscript.exe 9->13         started        16 RegAsm.exe 9->16         started        19 powershell.exe 8 9->19         started        21 9 other processes 9->21 signatures6 process7 dnsIp8 71 Wscript starts Powershell (via cmd or directly) 13->71 23 powershell.exe 13->23         started        45 icacxndo.ac.ug 194.5.98.107, 49719, 49730, 49732 DANILENKODE Netherlands 16->45 47 icando.ug 16->47 49 192.168.2.1 unknown unknown 16->49 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        29 conhost.exe 21->29         started        31 conhost.exe 21->31         started        33 6 other processes 21->33 signatures9 process10 process11 35 conhost.exe 23->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2021-09-02 16:58:23 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lu6tf3rqtpbwq5rrvwjl5kz3lu2jammls2ou5g5hfvvrzgc772dq._file
Verdict:
unknown
Similar samples:
1aa7e747c61a836ade8d1840b7e5b27c6758b4874fce321bb6705beb86ae3f09
AsyncRAT
2879bac33326dbd49d0af29893f110eab577cdf9f741e025c03dcbdde467028c
AsyncRAT
503daa99af5a571e42bba412296ce3f6e086ce203359cb27f7d04442d10b2999
AsyncRAT
8b480ff5797c4d2a4a4c9eeb9207ce3fa89a1d063a72c90faa341e012faf9fd5
AsyncRAT
8ecd676a1e6ac02ed9db01f62c18940038c695d5bf9938f1133dcbeeffb48fb1
AsyncRAT
a3b2cafa928f4fb6d88fe1988d38ae5c7a5323f65739925394d4b641bca02f49
AsyncRAT
fae536169514c5730e6d6d6a582fb988341edd4cc1a62b5a2f172e87dd1708c5
AsyncRAT
+ 49 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat persistence rat
Link:
https://tria.ge/reports/210902-wlbs5sbbg8/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
AsyncRat
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
381c145cae6223fdfcb90241f4433221cbfeb021f6954ba2153b84976a983b95
MD5 hash:
80202604f7016a9d18a38572786c664a
SHA1 hash:
a31790b15c14e4f81e7ca46c978afef7ed57a7c8
Link:
https://www.unpac.me/results/6fab49fb-88b9-41cf-bce2-38870baafb88/
SH256 hash:
2b38d9f802e17752a0ebc361cf332e383c88d83e44cf1f1e181259acfcd582e5
MD5 hash:
3b95c73a14703d02dd6a1c1637f21d57
SHA1 hash:
97cf99056f1265071ee317b1ea8f6b58651bcce4
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/6fab49fb-88b9-41cf-bce2-38870baafb88/
SH256 hash:
830ee672404b82b2a776916930c70a645ae56a58200809d1d500b4a409877d00
MD5 hash:
f7046374e041b486050a7b36cf8bd46a
SHA1 hash:
94301e9afcd0610a411d4ef94e3ffed1e09a5745
Link:
https://www.unpac.me/results/6fab49fb-88b9-41cf-bce2-38870baafb88/
SH256 hash:
5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87
MD5 hash:
f4970a537efcc76bd5449edede1fcc90
SHA1 hash:
c30fbe5dc038ecba5d65870015cdb53d22019995
Link:
https://www.unpac.me/results/6fab49fb-88b9-41cf-bce2-38870baafb88/
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/5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87

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:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

File information

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

Web download

AsyncRAT

Executable exe 5d3d32ee309bc3687631ad92beab3b5d3490318b969d4e9ba72d6b1c985ffe87

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/184881/
  
URLhaus
https://urlhaus.abuse.ch/url/948787/
  
Delivery method
Distributed via web download

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