MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bee1eb8098cc547cc2c4232f6832882a368c109c64e6d98b3fd9e5cfdcc9f36. 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: 13


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

SHA256 hash: 1bee1eb8098cc547cc2c4232f6832882a368c109c64e6d98b3fd9e5cfdcc9f36
SHA3-384 hash: 23f3c3222634de1c4fa6bdbaecf6d4bb4849d2f81d4054ec3303ea1b33e179abd9a241ab3cb1254e9b668244daa57e76
SHA1 hash: 6ba9afb6010fbc480a93bbe4ac400ccbb7080398
MD5 hash: 7e7cfd99178d8c6d533970bd34d6b119
humanhash: glucose-freddie-low-berlin
File name:Report.com
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:373'248 bytes
First seen:2022-04-28 10:02:23 UTC
Last seen:2022-04-28 10:37:56 UTC
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:vWEVbZX24bLK+7xk4pgtPDCFjGbwa+iWl:vrht2t+7K4WtK
Threatray 9'686 similar samples on MalwareBazaar
TLSH T19384B92CBB1D7ABEFC1E91308A220A347F230B136640A99517DF35CAA77B1767C55C89
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c4c4c4ccfcccf670 (5 x AgentTesla, 4 x SnakeKeylogger, 4 x NetWire)
Reporter madjack_red
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
http://49.248.17.3:5000/sharing/g9iizvIHe
Verdict:
Malicious activity
Analysis date:
2022-04-29 08:03:40 UTC
Tags:
trojan rat asyncrat stealer avemaria loader warzone
Link:
https://app.any.run/tasks/79b20c03-4a0c-477c-8f6c-7ba3545e269e

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/267497/
Detection(s):
SecuriteInfo.com.Variant.Cerbu.138179.10076.16217.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
DNS request
Creating a file in the %temp% directory
Creating a process from a recently created file
Running batch commands
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Moving of the original file
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cerbu obfuscated
Link:
https://www.filescan.io/uploads/626a6665a796b19348f8e7b7/reports/21dcc81f-75eb-4639-b830-e31dcde1e6de/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bba59aac-e291-47c5-ab73-e78d66c0881a
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/984726
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Binary or sample is protected by dotNetProtector
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Sigma detected: Suspicious Svchost Process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 617217 Sample: Report.com Startdate: 28/04/2022 Architecture: WINDOWS Score: 100 32 iphy.strangled.net 2->32 36 Multi AV Scanner detection for domain / URL 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 9 other signatures 2->42 8 Report.exe 6 2->8         started        signatures3 process4 file5 28 C:\Users\user\AppData\...\AfraidDns_Async.exe, PE32 8->28 dropped 30 C:\Users\user\AppData\...\Report.exe.log, ASCII 8->30 dropped 44 Moves itself to temp directory 8->44 46 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 8->46 12 AfraidDns_Async.exe 2 8->12         started        16 cmd.exe 1 8->16         started        18 cmd.exe 1 8->18         started        20 svchost.exe 8->20         started        signatures6 process7 dnsIp8 34 iphy.strangled.net 160.152.165.70, 1604 Smile-Nigeria-ASNG Nigeria 12->34 48 Antivirus detection for dropped file 12->48 50 Machine Learning detection for dropped file 12->50 52 Uses schtasks.exe or at.exe to add and modify task schedules 16->52 22 conhost.exe 16->22         started        24 schtasks.exe 1 16->24         started        26 conhost.exe 18->26         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bee1eb8098cc547cc2c4232f6832882a368c109c64e6d98b3fd9e5cfdcc9f36/
Threat name:
ByteCode-MSIL.Backdoor.Crysan
Create hunting rule
Status:
Malicious
First seen:
2022-04-28 10:03:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0a05f8788ca28d5f4e2ad838a36f83107326d3021fc5bc9824fe2c47dfd07712
AsyncRAT
465966504b71b61efd8b63c2b473115b51666d6e5beab1aad6f5da29fa82f2c5
AsyncRAT
5468fe6c4a8a65ed2e4e3c101c8fd0191b9773acc51ae61da6d446057958511b
AsyncRAT
8adeeedad895d174c55f2d43c1985ff77fc533975cfde64f8dfd99782e4c4b9f
AsyncRAT
8e3079b83ab70db97e2508e7a9a57a8a5ce124b1524c6a64867b5ff33edcbdca
AsyncRAT
959e3ca2579b6be8a11c06763c5a34ec118abc96d869e25bef06319c92da465e
AsyncRAT
a412a3bdf6e8891fa60734b53430db5d0ac8dce28a764fd013dd767614790c45
AsyncRAT
+ 9'676 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/220428-l3b55afgdm/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
iphy.strangled.net:1604
Unpacked files
SH256 hash:
16d86733b11a9fd3ec2a732c2ca18c04c427d9fb9ddf1bdc14fe4109644854f9
MD5 hash:
c1dcd0d286ad0121901f2c269c86d16b
SHA1 hash:
10acacc80588f73f5197adc0ea7cf1eadb49c793
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/a81b03d7-a1a7-443b-ad1a-91b90a083e49/
SH256 hash:
1bee1eb8098cc547cc2c4232f6832882a368c109c64e6d98b3fd9e5cfdcc9f36
MD5 hash:
7e7cfd99178d8c6d533970bd34d6b119
SHA1 hash:
6ba9afb6010fbc480a93bbe4ac400ccbb7080398
Link:
https://www.unpac.me/results/a81b03d7-a1a7-443b-ad1a-91b90a083e49/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1bee1eb8098c/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/1bee1eb8098cc547cc2c4232f6832882a368c109c64e6d98b3fd9e5cfdcc9f36

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_EXE_Packed_Babel
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Babel
Rule name:INDICATOR_EXE_Packed_Dotfuscator
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Dotfuscator
Rule name:INDICATOR_EXE_Packed_dotNetProtector
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with dotNetProtector
Rule name:INDICATOR_EXE_Packed_Goliath
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Goliath
Rule name:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/267497/

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