MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e35e539dd666ee3bcccafbbaf308b6e21e4cae05873f9f8f4536852126801e83. 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
AurotunStealer
Vendor detections: 14
| SHA256 hash: | e35e539dd666ee3bcccafbbaf308b6e21e4cae05873f9f8f4536852126801e83 |
|---|---|
| SHA3-384 hash: | dd6cd00864f4b7575404ac80a4a84152371d1f2de01861ea51df62f1ad81d9d8479f5a8244c7cd341ca0833abe4b3f4f |
| SHA1 hash: | 394702480b5a7279674ff87c289c76438a177073 |
| MD5 hash: | b1d84a708c6d2ec22e52aa16ebe6a7cb |
| humanhash: | black-uranus-fruit-vermont |
| File name: | b1d84a708c6d2ec22e52aa16ebe6a7cb.exe |
| Download: | download sample |
| Signature | AurotunStealer |
| File size: | 12'507'136 bytes |
| First seen: | 2025-06-14 08:40:21 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 89d69ee60e55dee42074de52767a98bf (19 x AurotunStealer) |
| ssdeep | 196608:c5qvWugHA3MNko3LTQUK1ZKYCyE9BffjjW:eqOJHA3MNkCLTQUK1ZKYCyE9BP |
| TLSH | T198C69E6AB2BC00D9D47BC078CA969617E771741903F057DB2A9096EA2F23BD07E7B740 |
| TrID | 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 26.1% (.EXE) Win64 Executable (generic) (10522/11/4) 12.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.1% (.ICL) Windows Icons Library (generic) (2059/9) 5.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  abuse_ch |
| Tags: | AurotunStealer exe |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 80.76.49.192:7712 | https://threatfox.abuse.ch/ioc/1542778/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
629
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b1d84a708c6d2ec22e52aa16ebe6a7cb.exe
Verdict:
Malicious activity
Analysis date:
2025-06-14 08:43:21 UTC
Tags:
evasion stealer aurotun crypto-regex
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
99.1%
Tags:
virus crypt smtp
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Connection attempt
Using the Windows Management Instrumentation requests
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Setting a global event handler for the keyboard
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug base64 crypto fingerprint microsoft_visual_cc
Verdict:
Malicious
Labled as:
Lazy.Generic
Malware family:
Aurotun
Verdict:
Malicious
Result
Threat name:
Aurotun Stealer, Meduza Stealer, MicroCl
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Found many strings related to Crypto-Wallets (likely being stolen)
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Suricata IDS alerts for network traffic
Tries to detect sandboxes / dynamic malware analysis system (Installed program check)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected Aurotun Stealer
Yara detected Meduza Stealer
Yara detected MicroClip
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Threat name:
Win64.Trojan.Egairtigado
Status:
Malicious
First seen:
2025-06-08 01:22:19 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
18 of 24 (75.00%)
Threat level:
5/5
Detection(s):
Malicious file
Result
Malware family:
aurotun
Score:
10/10
Tags:
family:aurotun
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Looks up external IP address via web service
Checks computer location settings
Verdict:
Malicious
Tags:
Win.Malware.Lazy-10045325-0 external_ip_lookup
YARA:
n/a
Unpacked files
SH256 hash:
e35e539dd666ee3bcccafbbaf308b6e21e4cae05873f9f8f4536852126801e83
MD5 hash:
b1d84a708c6d2ec22e52aa16ebe6a7cb
SHA1 hash:
394702480b5a7279674ff87c289c76438a177073
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: | BLOWFISH_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for Blowfish constants |
| Rule name: | botnet_plaintext_c2 |
|---|---|
| Author: | cip |
| Description: | Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols. |
| Rule name: | Check_OutputDebugStringA_iat |
|---|
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | erbium |
|---|---|
| Author: | Michelle Khalil |
| Description: | This rule detects unpacked erbium malware samples. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | ICMLuaUtil_UACMe_M41 |
|---|---|
| Author: | Marius 'f0wL' Genheimer <hello@dissectingmalwa.re> |
| Description: | A Yara rule for UACMe Method 41 -> ICMLuaUtil Elevated COM interface |
| Reference: | https://github.com/hfiref0x/UACME |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | Mimikatz_Generic |
|---|---|
| Author: | Still |
| Description: | attempts to match all variants of Mimikatz |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
| Rule name: | skip20_sqllang_hook |
|---|---|
| Author: | Mathieu Tartare <mathieu.tartare@eset.com> |
| Description: | YARA rule to detect if a sqllang.dll version is targeted by skip-2.0. Each byte pattern corresponds to a function hooked by skip-2.0. If $1_0 or $1_1 match, it is probably targeted as it corresponds to the hook responsible for bypassing the authentication. |
| Reference: | https://www.welivesecurity.com/ |
| Rule name: | upxHook |
|---|---|
| Author: | @r3dbU7z |
| Description: | Detect artifacts from 'upxHook' - modification of UPX packer |
| Reference: | https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/ |
| Rule name: | WHIRLPOOL_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for WhirlPool constants |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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