MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d213d25014d6b4984579becc0a556b730d720c736d5f1b87b697e8bc4eccfd13. 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
Expiro
Vendor detections: 17
| SHA256 hash: | d213d25014d6b4984579becc0a556b730d720c736d5f1b87b697e8bc4eccfd13 |
|---|---|
| SHA3-384 hash: | a671994d7d29f05c517547d9df22b0e5e886d630bad8e7a8aedb30cc6fe3a0eb0af07578a96d30c7ae3470e7800e355c |
| SHA1 hash: | c7c3113893c61b9ba7f28b1df9cf24a38fb3deb4 |
| MD5 hash: | 0dd9c36909b65013950da586ede19441 |
| humanhash: | pasta-arkansas-pennsylvania-bluebird |
| File name: | RFQ_FS_AB02525_30529.exe |
| Download: | download sample |
| Signature | Expiro |
| File size: | 1'774'080 bytes |
| First seen: | 2025-07-31 06:46:36 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 49152:7xSPnb/a1goLsuXfFv6+/Cug4Rm4g4bEJFQ:r1gPuXfTVg4Rx6F |
| Threatray | 136 similar samples on MalwareBazaar |
| TLSH | T1AE85233EAB848E95CBF855BC90F5823B8BB6D151F522F3AB8580C0E51547F822E173E5 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  lowmal3 |
| Tags: | exe Expiro |
Intelligence
File Origin
# of uploads :
1
# of downloads :
38
Origin country :
DEVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ_FS_AB02525_30529.exe
Verdict:
Malicious activity
Analysis date:
2025-07-31 06:49:51 UTC
Tags:
auto-startup
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Verdict:
Malicious
Score:
90.9%
Tags:
autorun virus msil
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %AppData% directory
Launching a process
Сreating synchronization primitives
Modifying a system executable file
Launching a service
Searching for synchronization primitives
Creating a file in the system32 subdirectories
Loading a system driver
Connection attempt to an infection source
Using the Windows Management Instrumentation requests
Modifying an executable file
Modifying a system file
Creating a file in the Windows subdirectories
Creating a file
Enabling autorun for a service
Query of malicious DNS domain
Enabling autorun by creating a file
Unauthorized injection to a system process
Infecting executable files
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 hacktool packed
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Malware family:
Snake Keylogger
Verdict:
Malicious
Result
Threat name:
PureLog Stealer
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Drops VBS files to the startup folder
Initial sample is a PE file and has a suspicious name
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable PE (Portable Executable) SOS: 0.37 Win 32 Exe x86
Verdict:
Malicious
Threat:
Family.AGENTTESLA
Threat name:
ByteCode-MSIL.Trojan.Zilla
Status:
Malicious
First seen:
2025-07-30 14:10:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
expiro
Similar samples:
+ 126 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
discovery ransomware spyware stealer
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Enumerates connected drives
Looks up external IP address via web service
Drops startup file
Executes dropped EXE
Reads user/profile data of web browsers
Verdict:
Malicious
Tags:
Expiro
YARA:
n/a
Unpacked files
SH256 hash:
d213d25014d6b4984579becc0a556b730d720c736d5f1b87b697e8bc4eccfd13
MD5 hash:
0dd9c36909b65013950da586ede19441
SHA1 hash:
c7c3113893c61b9ba7f28b1df9cf24a38fb3deb4
Malware family:
RedNet
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | Lumma_Stealer_Detection |
|---|---|
| Author: | ashizZz |
| Description: | Detects a specific Lumma Stealer malware sample using unique strings and behaviors |
| Reference: | https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/ |
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| Rule name: | MALWARE_Win_RedLine |
|---|---|
| Author: | ditekSHen |
| Description: | Detects RedLine infostealer |
| Rule name: | MAL_Malware_Imphash_Mar23_1 |
|---|---|
| Author: | Arnim Rupp |
| Description: | Detects malware by known bad imphash or rich_pe_header_hash |
| Reference: | https://yaraify.abuse.ch/statistics/ |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
| Rule name: | Windows_Generic_Threat_ebf62328 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_m0yv_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.m0yv. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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