MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43
SHA3-384 hash: 5c2ae3d101b7c5b6458fcc6a36dcfdf95d89bb29f49afe58af73c3d2bb210ef4f03c514db325a62526c16ebe8f572135
SHA1 hash: 275d85a9bc2fab0f238310bfbe96f72edba472bb
MD5 hash: 8be2796c69d85aadf258ce9497179c5b
humanhash: four-hydrogen-bakerloo-saturn
File name:8be2796c69d85aadf258ce9497179c5b
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:341'504 bytes
First seen:2022-03-03 10:32:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:ZbLXYJscJRItMeBmEqaEGUxKST2VLGwASlSAyyE2S8umcCGjZRBgsIKEwBP/DGDp:mJyhBmEBIou2VLK2mbH5tPrGS
Threatray 2'730 similar samples on MalwareBazaar
TLSH T14B74DF5D97D7CA96DEA45ABAC8B337F05F108C66E0BB829B45413C0429733E9BE80DD4
File icon (PE):PE icon
dhash icon 16174db2a88e9620 (26 x BitRAT, 16 x AsyncRAT, 9 x AveMariaRAT)
Reporter zbetcheckin
Tags:32 AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/246942/
Detection(s):
SecuriteInfo.com.EXE.Obfus-4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a custom TCP request
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/92bfce7c-1a18-495a-a992-c4cb00b36061
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/950006
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 582490 Sample: VCzHaUoDsv Startdate: 03/03/2022 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 6 other signatures 2->50 7 VCzHaUoDsv.exe 1 5 2->7         started        10 Rkmrhn.exe 1 2->10         started        13 Rkmrhn.exe 1 2->13         started        process3 file4 36 C:\Users\user\AppData\Roaming\...\Rkmrhn.exe, PE32 7->36 dropped 38 C:\Users\user\...\Rkmrhn.exe:Zone.Identifier, ASCII 7->38 dropped 40 C:\Users\user\AppData\...\VCzHaUoDsv.exe.log, ASCII 7->40 dropped 15 MSBuild.exe 2 7->15         started        18 cmd.exe 1 7->18         started        52 Antivirus detection for dropped file 10->52 54 Multi AV Scanner detection for dropped file 10->54 56 Machine Learning detection for dropped file 10->56 20 cmd.exe 1 10->20         started        22 cmd.exe 13->22         started        signatures5 process6 dnsIp7 42 212.193.30.54, 49782, 9524 SPD-NETTR Russian Federation 15->42 24 conhost.exe 18->24         started        26 timeout.exe 1 18->26         started        28 conhost.exe 20->28         started        30 timeout.exe 1 20->30         started        32 conhost.exe 22->32         started        34 timeout.exe 1 22->34         started        process8
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-03 10:29:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
27 of 42 (64.29%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AsyncRAT
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
AsyncRAT
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AsyncRAT
1b7d7515f98891cf08164a7469bb9c9f3133e7834cfe99d55094594ca330e982
AsyncRAT
213528a5164fcb5253010129aac3855b4b905c9c5a9514a2a2b9db7e2b592a73
AsyncRAT
2799478f81991ca4ba86ccf7a234f95199cf3743f6a1112f20666b6ce104e557
AsyncRAT
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AsyncRAT
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AsyncRAT
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AsyncRAT
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AsyncRAT
+ 2'720 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:2 persistence rat
Link:
https://tria.ge/reports/220303-mljdjsccbq/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
212.193.30.54:9524
Unpacked files
SH256 hash:
583f847f0d9013d46bb916a7e61246da5dea831ccaa4b7bdafc4343b0273a327
MD5 hash:
4dcfd9b03785e28e7f50836e83f97159
SHA1 hash:
66d36a677035027ccc8d1c9edf1e1ab85c01f869
Link:
https://www.unpac.me/results/a03ffd4d-75ce-4dfe-82a3-da74333df102/
SH256 hash:
4fd4760069e892599978a1c52205f592c65e8473480dc3ea86113dd8435ee88a
MD5 hash:
817ce7e958f4ca77451298d64b4f0e50
SHA1 hash:
ebfb51595dc52169db6aebb1408435583e40c00f
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/a03ffd4d-75ce-4dfe-82a3-da74333df102/
Parent samples :
8b38234bb9f08443a05ab626ef0a38ccee43b302a81b8127cba39a39972b5eca
04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43
ce465307961879325090f1e36cb599bd60fecd44386240d89fbb82c7fdd40799
756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd
35fd92f42dd1700e15f8889c73604ec0c005cd9d1d1e30adb6d439091e58f464
a1010140f708dbc5ac52ef146bc31220d4b85e4623f2d29fddf2c302c77e9f6c
8c17fc5f9650514d14adc264f4534aa54b4d7b99180c10e8de837b54bee0f5e1
SH256 hash:
f8a1b71641b970dd3513640feac5a5b58fda9510fdad79aa1d77dc8006d0322e
MD5 hash:
de3e93e784a5f4099e67fc337b79adb4
SHA1 hash:
fcb6519194ae717f29c0c5a22a86630004d11103
Link:
https://www.unpac.me/results/a03ffd4d-75ce-4dfe-82a3-da74333df102/
SH256 hash:
04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43
MD5 hash:
8be2796c69d85aadf258ce9497179c5b
SHA1 hash:
275d85a9bc2fab0f238310bfbe96f72edba472bb
Link:
https://www.unpac.me/results/a03ffd4d-75ce-4dfe-82a3-da74333df102/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/04225fc455d8/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/04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
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 04225fc455d82d5149c57085c40b64b2148210a48a64518c55920f7baa079d43

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2073598/
Cape
Cape
https://www.capesandbox.com/analysis/246942/

Comments


Avatar
zbet commented on 2022-03-03 10:33:00 UTC

url : hxxp://ddl8.data.hu/get/217513/13219572/Frodo.exe