MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0. 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: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0
SHA3-384 hash: 0edd8b9b80837476509c2f8fcd507d9961f95ee393803edf1779df50e5959af2ba994c24c391fe50f30fbecb54be1a48
SHA1 hash: 3a9e164448717ced3d66354f17d3bcba9689c297
MD5 hash: 81791c3bf6c8d01341e77960eafc2636
humanhash: apart-east-chicken-connecticut
File name:ReK7Ewx.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:1'315'814 bytes
First seen:2025-03-08 15:04:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash be41bf7b8cc010b614bd36bbca606973 (195 x LummaStealer, 126 x DanaBot, 63 x Vidar)
ssdeep 24576:i/L4fSplpNeJ7hlck0HrvGCDo/7SnxEGq7PaExgSiWND08Bj1Wje8yPwM:oLP90Jtv0Hri7yHq7P2SiSNj1MF2wM
TLSH T15D5523C3EF990474EE864AB15C342F2946B6FF1E4D60A80E51D17CF9CF6A6608C25F86
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon e8e2eae4b696c6cc (1 x Adware.Koutodoor, 1 x AsyncRAT)
Reporter aachum
Tags:AsyncRAT AutoIT exe


Avatar
iamaachum
http://176.113.115.7/files/527224533/ReK7Ewx.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
514
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
random.exe
Verdict:
Malicious activity
Analysis date:
2025-03-08 14:52:28 UTC
Tags:
opendir loader amadey botnet stealer lumma autoit vidar rdp themida auto generic telegram purecrypter purelogs stealc exfiltration rat asyncrat remote credentialflusher java
Link:
https://app.any.run/tasks/235d65f8-ebba-49c0-8142-e247d9e9dc63

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67cc5d811a4ca224d3ee2be5
Tags:
autoit emotet nsis
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a file
Creating a process from a recently created file
Launching cmd.exe command interpreter
DNS request
Possible injection to a system process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
blackhole installer microsoft_visual_cc overlay packed packed packer_detected
Link:
https://www.filescan.io/uploads/67cc5caa3c5f644bd9491c62/reports/d8f2f3b3-f78e-4641-aa6b-54e10b6f3c23/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0
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/89b22a4c-eb45-4997-b656-c6a39dcda308
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1632657
Signature
Connects to many ports of the same IP (likely port scanning)
Creates a thread in another existing process (thread injection)
Drops PE files with a suspicious file extension
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Drops script at startup location
Sigma detected: Search for Antivirus process
Sigma detected: Suspicious Command Patterns In Scheduled Task Creation
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1632657 Sample: ReK7Ewx.exe Startdate: 08/03/2025 Architecture: WINDOWS Score: 100 79 FQOotUESSGVeVFGvdJzYolWH.FQOotUESSGVeVFGvdJzYolWH 2->79 81 241.24.6.0.in-addr.arpa 2->81 101 Suricata IDS alerts for network traffic 2->101 103 Multi AV Scanner detection for submitted file 2->103 105 Sigma detected: Search for Antivirus process 2->105 107 7 other signatures 2->107 12 ReK7Ewx.exe 24 2->12         started        14 wscript.exe 1 2->14         started        17 wscript.exe 2->17         started        signatures3 process4 signatures5 19 cmd.exe 2 12->19         started        131 Windows Scripting host queries suspicious COM object (likely to drop second stage) 14->131 23 EduGeniusX.com 14->23         started        25 EduGeniusX.com 17->25         started        process6 file7 69 C:\Users\user\AppData\...\Occupation.com, PE32 19->69 dropped 109 Drops PE files with a suspicious file extension 19->109 111 Uses schtasks.exe or at.exe to add and modify task schedules 19->111 27 Occupation.com 5 19->27         started        31 cmd.exe 2 19->31         started        33 cmd.exe 1 19->33         started        35 10 other processes 19->35 signatures8 process9 file10 71 C:\Users\user\AppData\Local\...\RegAsm.exe, PE32 27->71 dropped 73 C:\Users\user\AppData\...duGeniusX.com, PE32 27->73 dropped 75 C:\Users\user\AppData\Local\...duGeniusX.js, ASCII 27->75 dropped 125 Drops PE files with a suspicious file extension 27->125 127 Writes to foreign memory regions 27->127 129 Injects a PE file into a foreign processes 27->129 37 RegAsm.exe 27->37         started        41 RegAsm.exe 27->41         started        43 cmd.exe 2 27->43         started        46 cmd.exe 1 27->46         started        signatures11 process12 dnsIp13 89 176.65.142.60, 49712, 49713, 49714 WEBTRAFFICDE Germany 37->89 113 Tries to harvest and steal Bitcoin Wallet information 37->113 115 Injects a PE file into a foreign processes 37->115 48 aspnet_compiler.exe 37->48         started        117 Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines) 41->117 119 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 41->119 121 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 41->121 123 Queries memory information (via WMI often done to detect virtual machines) 41->123 77 C:\Users\user\AppData\...duGeniusX.url, MS 43->77 dropped 51 conhost.exe 43->51         started        53 conhost.exe 46->53         started        55 schtasks.exe 1 46->55         started        file14 signatures15 process16 signatures17 93 Tries to steal Mail credentials (via file / registry access) 48->93 95 Tries to harvest and steal browser information (history, passwords, etc) 48->95 97 Tries to harvest and steal Bitcoin Wallet information 48->97 99 3 other signatures 48->99 57 chrome.exe 48->57         started        60 chrome.exe 48->60 injected 62 chrome.exe 48->62 injected 64 chrome.exe 48->64 injected process18 dnsIp19 91 192.168.2.5, 138, 443, 49675 unknown unknown 57->91 66 chrome.exe 57->66         started        process20 dnsIp21 83 play.google.com 142.250.184.206, 443, 49737 GOOGLEUS United States 66->83 85 www.google.com 142.250.185.196, 443, 49720, 49724 GOOGLEUS United States 66->85 87 4 other IPs or domains 66->87
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-03-08 14:28:55 UTC
File Type:
PE (Exe)
Extracted files:
22
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yg72b2jrh2ujn25ggkplkk3qg5g7e5sjgrumumgwgp4cl6i7kkqa._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery persistence privilege_escalation spyware stealer
Link:
https://tria.ge/reports/250308-sf9w7syqt8/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Enumerates processes with tasklist
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4853f3b4-a851-4c72-ac27-792a704f3dca
Unpacked files
SH256 hash:
c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0
MD5 hash:
81791c3bf6c8d01341e77960eafc2636
SHA1 hash:
3a9e164448717ced3d66354f17d3bcba9689c297
Link:
https://www.unpac.me/results/338b2dcb-e294-4ec9-9656-e46b524142e1/
SH256 hash:
d63ce20ea3d72f0e437c18011da1253fba402b9d4dfaaf66a18e7f046637a48c
MD5 hash:
139deee1055ac93431b7555f222ef63c
SHA1 hash:
d938362bd8df9d725bb6cd7de979cbf08ca2247d
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/338b2dcb-e294-4ec9-9656-e46b524142e1/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

AsyncRAT

Executable exe c1bfa0e9313ea896eba6329eb52b70374df276493468ca30d633f825f91f52a0

(this sample)

  
Link
https://tria.ge/250308-ry1ktaytfz/behavioral1
  
Dropped by
Amadey
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::OpenProcess
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDiskFreeSpaceW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::GetWindowsDirectoryW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuW
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::OpenClipboard
USER32.dll::PeekMessageW
USER32.dll::CreateWindowExW

Comments