MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9932a993d99136f37df22dd144438e8dfe94bc17b0de0b4da258c64cc401e229. 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 5 File information Comments

SHA256 hash: 9932a993d99136f37df22dd144438e8dfe94bc17b0de0b4da258c64cc401e229
SHA3-384 hash: 1539951e067332d88ac9af8ffb814e402503a8ff0f2341ad4c9d109e13b002e69385bb486975072d96504f19c7c68078
SHA1 hash: 4fb429218e93b40c8e05fae799a1188559e59d73
MD5 hash: 29b18bfe830b3583ac108bf3d365a045
humanhash: burger-lemon-utah-low
File name:9932a993d99136f37df22dd144438e8dfe94bc17b0de0b4da258c64cc401e229
Download: download sample
Signature AsyncRAT
File size:1'084'587 bytes
First seen:2024-01-09 14:01:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (389 x DCRat, 52 x RedLineStealer, 51 x Formbook)
ssdeep 24576:yTbBv5rULxEGguydn9mcBGa6mXcqIAXiAQFSDW:UB2i7m1LAXiAVS
TLSH T16B3512027EC25872C4E219371EB46F30AD3DBDE02BA4C9DF67C4466DDA615C0DA36B62
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 30126969e8f0718c (1 x AsyncRAT)
Reporter adrian__luca
Tags:AsyncRAT exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
323
Origin country :
HU HU
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file
DNS request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm autoit control greyware installer keylogger lolbin lolbin monero overlay packed replace setupapi sfx shdocvw shell32 wscript
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.
Result
Threat name:
AsyncRAT
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Found API chain indicative of sandbox detection
Found malware configuration
Injects a PE file into a foreign processes
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)
Uses ipconfig to lookup or modify the Windows network settings
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AntiVM autoit script
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1371823 Sample: JUtXI1s0xC.exe Startdate: 09/01/2024 Architecture: WINDOWS Score: 100 66 Found malware configuration 2->66 68 Malicious sample detected (through community Yara rule) 2->68 70 Multi AV Scanner detection for dropped file 2->70 72 5 other signatures 2->72 9 JUtXI1s0xC.exe 3 31 2->9         started        13 abafke.bin.exe 1 1 2->13         started        15 abafke.bin.exe 2->15         started        17 abafke.bin.exe 2->17         started        process3 file4 60 C:\Users\user\AppData\Local\...\abafke.bin, PE32 9->60 dropped 84 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->84 19 wscript.exe 1 9->19         started        62 C:\Users\user\AppData\...\abafke.bin.exe.exe, PE32 13->62 dropped 86 Multi AV Scanner detection for dropped file 13->86 88 Found API chain indicative of sandbox detection 13->88 90 Writes to foreign memory regions 13->90 22 RegSvcs.exe 3 13->22         started        92 Allocates memory in foreign processes 15->92 94 Injects a PE file into a foreign processes 15->94 24 RegSvcs.exe 15->24         started        26 RegSvcs.exe 17->26         started        signatures5 process6 signatures7 74 Windows Scripting host queries suspicious COM object (likely to drop second stage) 19->74 28 cmd.exe 1 19->28         started        30 cmd.exe 1 19->30         started        33 cmd.exe 1 19->33         started        process8 signatures9 35 abafke.bin 1 29 28->35         started        39 conhost.exe 28->39         started        96 Uses ipconfig to lookup or modify the Windows network settings 30->96 41 conhost.exe 30->41         started        43 ipconfig.exe 1 30->43         started        45 conhost.exe 33->45         started        47 ipconfig.exe 1 33->47         started        process10 file11 52 C:\Users\user\AppData\...\abafke.bin.exe, PE32 35->52 dropped 54 C:\Users\user\AppData\Roaming\...\abafke.bin, PE32 35->54 dropped 56 C:\Users\user\AppData\Local\...\RegSvcs.exe, PE32 35->56 dropped 58 C:\Users\user\AppData\...\abafke.bin.exe, PE32 35->58 dropped 76 Multi AV Scanner detection for dropped file 35->76 78 Found API chain indicative of sandbox detection 35->78 80 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 35->80 82 3 other signatures 35->82 49 RegSvcs.exe 2 35->49         started        signatures12 process13 dnsIp14 64 91.92.246.124, 7707 THEZONEBG Bulgaria 49->64
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2023-12-21 01:21:05 UTC
File Type:
PE (Exe)
Extracted files:
61
AV detection:
15 of 37 (40.54%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
asyncrat
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:datalogs persistence rat
Behaviour
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
91.92.246.124:7707
Unpacked files
SH256 hash:
9932a993d99136f37df22dd144438e8dfe94bc17b0de0b4da258c64cc401e229
MD5 hash:
29b18bfe830b3583ac108bf3d365a045
SHA1 hash:
4fb429218e93b40c8e05fae799a1188559e59d73
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants

File information


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

Comments