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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f. 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


PureCrypter


Vendor detections: 13


Intelligence 13 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
SHA3-384 hash: aba41ccb7e533ad970fc55b8922e79ff7bc237d73ff7c883fb9fb82101af816d365850c92dcca200a5fbda0ef283a3e0
SHA1 hash: f99d702ffad21547f7cce82ccbcad0795c0f197f
MD5 hash: eb22acf6cdecb8f70aa9ff7636819f51
humanhash: mirror-xray-spring-washington
File name:Reminder.exe
Download: download sample
Signature PureCrypter
Create hunting rule
File size:7'766'424 bytes
First seen:2024-11-20 10:13:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 40ab50289f7ef5fae60801f88d4541fc (81 x ValleyRAT, 60 x Gh0stRAT, 42 x OffLoader)
ssdeep 98304:+wREOBlkqxKUUhU5/UCJ6En5ylDKmDX7HPdK53v8HKViPnR9ows/i/IM:iOBlkqgUIc6En5KDKmDX7HPY5uKVib8M
Threatray 153 similar samples on MalwareBazaar
TLSH T1C1766955BF53ABA7D11F8E36B560E5C085737DD20B2345D3F9B2322898323907AEAB05
TrID 45.4% (.EXE) Inno Setup installer (107240/4/30)
24.3% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
17.6% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
4.4% (.EXE) Win64 Executable (generic) (10522/11/4)
2.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika pebin
File icon (PE):PE icon
dhash icon 6c7acec6a14c5cdc (1 x LummaStealer, 1 x PureCrypter)
Reporter JAMESWT_WT
Tags:167-114-47-186 api-ewfiles-net exe FUJI FURUKAWA E C VIETNAM CO LTD purecrypter PureHVNC signed

Code Signing Certificate

Organisation:FUJI FURUKAWA E&C (VIETNAM) CO.,LTD
Issuer:GlobalSign GCC R45 EV CodeSigning CA 2020
Algorithm:sha256WithRSAEncryption
Valid from:2024-10-09T05:00:25Z
Valid to:2025-10-10T05:00:25Z
Serial number: 6447de04acbf7f648e82d18d
Intelligence: 4 malware samples on MalwareBazaar are signed with this code signing certificate
Cert Graveyard Blocklist:This certificate is on the Cert Graveyard blocklist
Thumbprint Algorithm:SHA256
Thumbprint: b376a291e7221003d89c03ce2c9aae0cd49a2405386fc2b311ce7c62e3406eca
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
425
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
Reminder.exe
Verdict:
Malicious activity
Analysis date:
2024-11-20 10:14:25 UTC
Tags:
autoit rat asyncrat remote
Link:
https://app.any.run/tasks/00dea2ad-696e-4405-9edc-9fe58b07083e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.DownLoad4.16298.18686.14967.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
98.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=673db755ebd8decee51f51e7
Tags:
autoit emotet gumen
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Restart of the analyzed sample
Moving a file to the %temp% subdirectory
Creating a file
Moving a recently created file
Running batch commands
Creating a process with a hidden window
Launching a process
Using the Windows Management Instrumentation requests
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
embarcadero_delphi fingerprint installer overlay packed
Link:
https://www.filescan.io/uploads/673db672b69d0b08b6793c58/reports/af01a011-aca1-46f9-b6f9-6f8eadd63910/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
Malware family:
LodaRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/adda2943-0e9f-48c5-a1bc-ba758cdbcc42
Result
Threat name:
PureCrypter
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1559266
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
AI detected suspicious sample
Detected PureCrypter Trojan
Found many strings related to Crypto-Wallets (likely being stolen)
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)
Suricata IDS alerts for network traffic
Tries to harvest and steal Bitcoin Wallet information
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1559266 Sample: Reminder.exe Startdate: 20/11/2024 Architecture: WINDOWS Score: 48 96 Suricata IDS alerts for network traffic 2->96 98 .NET source code contains method to dynamically call methods (often used by packers) 2->98 100 .NET source code contains very large array initializations 2->100 102 AI detected suspicious sample 2->102 12 Reminder.exe 2 2->12         started        15 AutoIt3.exe 2->15         started        17 AutoIt3.exe 2->17         started        process3 file4 78 C:\Users\user\AppData\Local\...\Reminder.tmp, PE32 12->78 dropped 19 Reminder.tmp 3 5 12->19         started        22 MSBuild.exe 3 15->22         started        24 MSBuild.exe 15->24         started        26 MSBuild.exe 17->26         started        process5 file6 74 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 19->74 dropped 76 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 19->76 dropped 28 Reminder.exe 2 19->28         started        process7 file8 80 C:\Users\user\AppData\Local\...\Reminder.tmp, PE32 28->80 dropped 31 Reminder.tmp 5 15 28->31         started        process9 file10 84 C:\Users\user\...\nvfvsdksvc_x64.exe (copy), PE32+ 31->84 dropped 86 C:\Users\user\AppData\Local\...\is-JQQC2.tmp, PE32+ 31->86 dropped 88 C:\Users\user\AppData\Local\...\is-GLREE.tmp, PE32+ 31->88 dropped 90 7 other files (none is malicious) 31->90 dropped 34 Updater.exe 2 31->34         started        36 cmd.exe 1 31->36         started        38 cmd.exe 1 31->38         started        40 4 other processes 31->40 process11 process12 42 cmd.exe 1 34->42         started        45 conhost.exe 36->45         started        55 2 other processes 36->55 47 conhost.exe 38->47         started        57 2 other processes 38->57 49 conhost.exe 40->49         started        51 conhost.exe 40->51         started        53 conhost.exe 40->53         started        59 9 other processes 40->59 signatures13 112 Uses ping.exe to sleep 42->112 114 Uses ping.exe to check the status of other devices and networks 42->114 61 Updater.exe 1 4 42->61         started        65 PING.EXE 1 42->65         started        68 conhost.exe 42->68         started        process14 dnsIp15 82 C:\hdaahcc\AutoIt3.exe, PE32 61->82 dropped 116 Found many strings related to Crypto-Wallets (likely being stolen) 61->116 70 MSBuild.exe 2 61->70         started        92 127.0.0.1 unknown unknown 65->92 file16 signatures17 process18 dnsIp19 94 167.114.47.186, 49983, 56001 OVHFR Canada 70->94 104 Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines) 70->104 106 Found many strings related to Crypto-Wallets (likely being stolen) 70->106 108 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 70->108 110 4 other signatures 70->110 signatures20
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l4vvh4nrdhgd4oodnskoen7cz3g3523ir3inflqtmx5xljqizbxq._file
Verdict:
malicious
Label(s):
darkgate
Create hunting rule
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error
PureCrypter
f358dde7b5f896d851677a271b4d20e70cdf36a9eeb9da9b001554d65e02a71b
PureCrypter
+ 143 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/241120-l9ngqswclm/
Behaviour
Checks processor information in registry
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Enumerates processes with tasklist
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/99bc36e4-ef9e-4fbf-ade9-2efc33581349
Unpacked files
SH256 hash:
30c2f0fc9c37b8a4af5fe5a946ecf204bdb10fbfb1728fdab9b00104dad5aeac
MD5 hash:
a1632bf8a030fd810d2b716c39297cc5
SHA1 hash:
fe210e233c3218b2224c83cd1d6a985d7c451a38
Link:
https://www.unpac.me/results/421f0d8b-1d95-4d76-8ad3-5f36cf72eb8e/
SH256 hash:
75263fc3534a3162b9e44e353b3c2379169787286df7b65cb4adc3d8bfbd533c
MD5 hash:
ba6dfb6f8e350f05b34e97098766a59f
SHA1 hash:
45fd6cf90130123b24431892e61dd2affecca8c5
Link:
https://www.unpac.me/results/421f0d8b-1d95-4d76-8ad3-5f36cf72eb8e/
SH256 hash:
480bfb8f052cc0b2e81bd72bd4f94351ac8b4c60388dc358f99e6a12f48190c7
MD5 hash:
7cbbec405e4028752935df38ead778bc
SHA1 hash:
71abc9c10cb9108112f2a04a60eeff0d7dbc0b92
Link:
https://www.unpac.me/results/421f0d8b-1d95-4d76-8ad3-5f36cf72eb8e/
SH256 hash:
5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f
MD5 hash:
eb22acf6cdecb8f70aa9ff7636819f51
SHA1 hash:
f99d702ffad21547f7cce82ccbcad0795c0f197f
Link:
https://www.unpac.me/results/421f0d8b-1d95-4d76-8ad3-5f36cf72eb8e/
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:Borland
Create hunting rule
Author:malware-lu
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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

PureCrypter

Executable exe 5f2b53f1b119cc3e39c36c94e237e2cecdbeeb688ed0d2ae1365fb75a608c86f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3297072/
  
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_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User Authorizationadvapi32.dll::AllocateAndInitializeSid
advapi32.dll::ConvertSidToStringSidW
advapi32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
advapi32.dll::EqualSid
advapi32.dll::FreeSid
SECURITY_BASE_APIUses Security Base APIadvapi32.dll::AdjustTokenPrivileges
advapi32.dll::GetTokenInformation
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessW
advapi32.dll::OpenProcessToken
advapi32.dll::OpenThreadToken
kernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
kernel32.dll::LoadLibraryExW
kernel32.dll::LoadLibraryW
kernel32.dll::GetDriveTypeW
kernel32.dll::GetVolumeInformationW
kernel32.dll::GetSystemInfo
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateDirectoryW
kernel32.dll::CreateFileW
kernel32.dll::DeleteFileW
kernel32.dll::GetWindowsDirectoryW
kernel32.dll::GetSystemDirectoryW
kernel32.dll::GetFileAttributesW
WIN_BASE_USER_APIRetrieves Account Informationadvapi32.dll::LookupPrivilegeValueW
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExW
advapi32.dll::RegQueryValueExW
WIN_USER_APIPerforms GUI Actionsuser32.dll::PeekMessageW
user32.dll::CreateWindowExW

Comments