MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7087d25fb4bbe998f0eafc49d58bb04dc9c50d3b9ca55c1e52d2ba8dd1b9fbc. 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


DCRat


Vendor detections: 13


Intelligence 13 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7087d25fb4bbe998f0eafc49d58bb04dc9c50d3b9ca55c1e52d2ba8dd1b9fbc
SHA3-384 hash: 57a3ab0b2e870820154e29bffad99d0be67b8a9656b983d1cc9b52a0789abecb01fb84c00259a9911cf2211ca242d6dc
SHA1 hash: f614cb428a935fa3ae6707da72939af591c7d6a3
MD5 hash: bfa79a92fbcd45ea2d1509acefab346a
humanhash: kentucky-mockingbird-ceiling-pennsylvania
File name:codigo.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:64'512 bytes
First seen:2022-04-11 07:54:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:rh55hc1kw0kd70PgFl0jGbbuirN7aQGdZVclN:rh55hc1kWd70PgFQGbbuA2zY
Threatray 4'141 similar samples on MalwareBazaar
TLSH T10F535B003788C965E1ED4AF8ACF3950146B1C5772106DB5E7CC815DBAB9EFCA4A132EE
Reporter ankit_anubhav
Tags:AsyncRAT codigo DCRat exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
222
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
async_rat.exe
Verdict:
Malicious activity
Analysis date:
2022-04-11 07:52:04 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/cda5141d-a4d3-46ca-9301-66f19609714d

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/262595/
Detection(s):
Win.Packed.Samas-8025724-0
Create hunting rule

Win.Packed.Razy-9807129-0
Create hunting rule

Win.Malware.Generickdz-9865912-0
Create hunting rule

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

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

Win.Trojan.AsyncRAT-9914220-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm configsecuritypolicy.exe evasive hacktool mpcmdrun.exe msconfig.exe njrat obfuscated packed rat regedit.exe replace.exe schtasks.exe
Link:
https://www.filescan.io/uploads/6253deae0d7cd5530a801611/reports/5abb1da1-114a-4144-98e8-be43b4f2d21a/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:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e7ea8d54-7806-433f-a0df-386c5807bd19
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/974321
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Queries memory information (via WMI often done to detect virtual machines)
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7087d25fb4bbe998f0eafc49d58bb04dc9c50d3b9ca55c1e52d2ba8dd1b9fbc/
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2022-04-11 07:57:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4eh2jp3jo7jtdyov7cj2wf3atojyugtxhfflqpffuv2rxi3t66a._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0555b34b40f176362f5b9e070253358d8faec831f9675c03adfdb2929d168ee8
DCRat
2421c5815103b12aefee6faecb1ebbe910c6a17c7ed68f0d7bb2064ec4e97291
DCRat
596b8d2ea9be082c0eea726b7217597fe293eef85069a8dd03a6024b48c7a199
DCRat
d0ba38de7fbef35868d1f321a5d193c8c3689d167e9c10af7075fd67903347d2
DCRat
d17d26fe698a00cf23683e5df58679d6d1bf18866de4b87edb62a2bc64cb22bc
DCRat
d19fdf53603310203c8bc83e1d27e14b60cac0a65932fe3824dedca50ff5c0a9
DCRat
d1eadc3e2bb987b3e3f83f9d0041ec5f729ef00c545c913f10d5e69e55593d75
DCRat
e8b1a240c6fad4dd2e7bd0b08a0681131f2804d64d58869e60ad333cddc58cb0
DCRat
edb86e9c3d29b3d13c82562dc1aeb1cd7e2c33e2bfcbae30791bf1d1aaf4345f
DCRat
+ 4'131 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/220411-jrkxsacafn/
Behaviour
Suspicious use of AdjustPrivilegeToken
Program crash
Async RAT payload
AsyncRat
Unpacked files
SH256 hash:
b7087d25fb4bbe998f0eafc49d58bb04dc9c50d3b9ca55c1e52d2ba8dd1b9fbc
MD5 hash:
bfa79a92fbcd45ea2d1509acefab346a
SHA1 hash:
f614cb428a935fa3ae6707da72939af591c7d6a3
Link:
https://www.unpac.me/results/dfe74de4-ab61-4538-906f-318c85d3cce6/
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/b7087d25fb4bbe998f0eafc49d58bb04dc9c50d3b9ca55c1e52d2ba8dd1b9fbc

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_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.

Cape
Cape
https://www.capesandbox.com/analysis/262595/

Comments