MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3
SHA3-384 hash: 3de664ee8404c7dfb5913c862f9fdf0ada3eedbb188b1772cb28f0c9edcd8bd7a5ee1c93b39c5746a279e37fd2ce958a
SHA1 hash: 34070b24bc700633414ec3989bc8e7fed937a673
MD5 hash: fee237cb83b0b73721200b2d04f73f45
humanhash: butter-virginia-network-princess
File name:Stub.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:62'976 bytes
First seen:2022-12-20 00:53:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:OA5+1k/25eolxTOGbXPtUj8Vpb/6HnW1NmOPtgeZq7vx:OA5+1k/25em6Gbf2gVpb/NuIqrx
Threatray 3'204 similar samples on MalwareBazaar
TLSH T1D3532B043FE9C129F2BD9FB4AEF2754546B4E55B6902DA4E1CD402D60623BC2DD03AEE
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter r3dbU7z
Tags:AsyncRAT exe RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
Stub.exe
Verdict:
Malicious activity
Analysis date:
2022-12-20 00:55:45 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/2d412225-ed54-4c36-a159-84b4da2d331d

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/348169/
Detection(s):
Win.Packed.Razy-9625918-0
Create hunting rule

Win.Packed.AsyncRAT-9861056-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Using the Windows Management Instrumentation requests
Setting a global event handler for the keyboard
Gathering data
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:
Malicious
Link:
https://analyze.intezer.com/analyses/bc217936-cc7a-43b3-88ea-0e3b0a7b81a2
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1137631
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
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
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3/
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2022-12-20 00:54:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=glrdffwglip6uaz7xpsab22lgo7bxjgikqnnjsvmgp35vqc3hgrq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
3275b32fec54f3fc881edde92ecb823133a1fd59a047b33bfc28adef7db53f79
AsyncRAT
4ecdc9f6ebd035e8738d54d42686d571b2723c3c07b431e9cd551cfe1d09b8d1
AsyncRAT
53542563788e98bdc1a23102c0cdf82a08e0cfc955f23f38be064811efc2a1a0
AsyncRAT
a8743468c062e4f7982860f29d00636ceebf9a397b2a8138f79dfe1065594108
AsyncRAT
d14a9d214a72912f42710f3341625f5dc8f5b97866e949e289c71645af20947f
AsyncRAT
d41a8bd001feda9ad29b5178cb438c2e23fc4fb9775929b3885fc54d424ef929
AsyncRAT
ed7156a259cecc750c121faed21545185d9436de677556ef9e271e519073fb34
AsyncRAT
ff86cfa16fa08fb0b9f4f19b755f726832f39dc5b284e3978cf8f20535511485
AsyncRAT
+ 3'194 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/221220-a8869sbe8v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
wpmediatech.com:6666
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/33d7e1b8-0a5e-4a3b-b81a-9dcb58d9db7c
Unpacked files
SH256 hash:
32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3
MD5 hash:
fee237cb83b0b73721200b2d04f73f45
SHA1 hash:
34070b24bc700633414ec3989bc8e7fed937a673
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/1a8b002c-a8ad-4d26-a78e-9ecc3fe511ca/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/32e23296c65a/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/32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3

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:AsyncRat_Detection_Dec_2022
Create hunting rule
Author:Potatech
Description:AsyncRat
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: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
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

File information

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

Web download

AsyncRAT

Executable exe 32e23296c65a1fea033fbbe400eb4b33be1ba4c8541ad4caac33f7dac05b39a3

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/348169/

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