MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fa8d8657315c0ff3057652f4b34194de08fa9d2ff3028ad2043b53c551851358. 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: 10
| SHA256 hash: | fa8d8657315c0ff3057652f4b34194de08fa9d2ff3028ad2043b53c551851358 |
|---|---|
| SHA3-384 hash: | eb0de7c9433014eba1926bae62360b677faaff64e28d77ca16f6d3a9d8994ee5a333fe33008f5b1fc4ac002ebb8aba9f |
| SHA1 hash: | 824e261cca88f580c026c344f2c28de363281615 |
| MD5 hash: | 6762f197f745d2a94b646848fe1a9331 |
| humanhash: | earth-july-utah-early |
| File name: | 6762f197f745d2a94b646848fe1a9331.exe |
| Download: | download sample |
| Signature | AsyncRAT |
| File size: | 381'952 bytes |
| First seen: | 2022-09-30 06:18:44 UTC |
| Last seen: | 2022-09-30 07:08:30 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'476 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 3072:PXhlhCuAo4LsUokIau9UUsnj+NSMfD9H5+Eu:PxlhCuF4LTu9xsnSNS4Dr |
| Threatray | 2'657 similar samples on MalwareBazaar |
| TLSH | T178841741620A1BE4D69007FFDADEC5BC65F8AC5C6F10DE7AA03CF2653B712AE9485C06 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | f0f2606d6568c8f0 (5 x AsyncRAT, 5 x CoinMiner, 3 x GoProxy) |
| Reporter |  abuse_ch |
| Tags: | AsyncRAT exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
278
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
5/10
Confidence:
60%
Tags:
packed
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:
Formbook
Verdict:
Malicious
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Tiggre
Status:
Malicious
First seen:
2022-09-29 20:54:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
20 of 26 (76.92%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
asyncrat
Similar samples:
+ 2'647 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Malware Config
Dropper Extraction:
http://147.182.192.85/blackyellow.exe
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
fa8d8657315c0ff3057652f4b34194de08fa9d2ff3028ad2043b53c551851358
MD5 hash:
6762f197f745d2a94b646848fe1a9331
SHA1 hash:
824e261cca88f580c026c344f2c28de363281615
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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 |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.