MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1a3c5e1a2a52a3796116eaf838e36a23bc6428b42bd1c5c5a17aa73ab8974e46. 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
QuasarRAT
Vendor detections: 13
| SHA256 hash: | 1a3c5e1a2a52a3796116eaf838e36a23bc6428b42bd1c5c5a17aa73ab8974e46 |
|---|---|
| SHA3-384 hash: | fed7274ba4bb8c26d9a4a959a3170ccd7cb404629ede1faf39472108bb2b0f1c663eb64666e319a071066ddc350cbcd9 |
| SHA1 hash: | 89609f93cdd419af9fa82a9734b1bffc63563068 |
| MD5 hash: | 84749489341fb7f968fc940eb0751d23 |
| humanhash: | saturn-winter-sad-idaho |
| File name: | 84749489341fb7f968fc940eb0751d23 |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 451'072 bytes |
| First seen: | 2022-01-30 12:45:47 UTC |
| Last seen: | 2022-02-28 03:20:20 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 6144:TdCg6C+mzrvSRlzby1HehUsJ7/hgUvjUwVfjzby1HehU6wtffzby1HejU:TlrvvSRlKRmthFJVfjKRltffKR |
| TLSH | T125A4F5423BDB8C11E3FF5AFD453287209632BD67D87AC32D37904D5A0929698CE097E6 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe QuasarRAT |
Intelligence
File Origin
# of uploads :
3
# of downloads :
196
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
84749489341fb7f968fc940eb0751d23
Verdict:
Malicious activity
Analysis date:
2022-01-30 12:46:55 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
FirebirdRAT
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm cmd.exe cmstp.exe coinminer explorer.exe fingerprint fingerprint greyware hacktool keylogger obfuscated packed print.exe quasar rat remote.exe replace.exe runonce.exe stealer update.exe
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
Result
Threat name:
Hive RAT
Detection:
malicious
Classification:
troj.expl.evad.mine
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Found strings related to Crypto-Mining
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Beds Obfuscator
Yara detected Hive RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Perseus
Status:
Malicious
First seen:
2022-01-26 19:42:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
34 of 43 (79.07%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Result
Malware family:
hiverat
Score:
10/10
Tags:
family:hiverat rat stealer
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
HiveRAT Payload
HiveRAT
Unpacked files
SH256 hash:
1a3c5e1a2a52a3796116eaf838e36a23bc6428b42bd1c5c5a17aa73ab8974e46
MD5 hash:
84749489341fb7f968fc940eb0751d23
SHA1 hash:
89609f93cdd419af9fa82a9734b1bffc63563068
Detections:
win_agent_tesla_g1
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
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: | INDICATOR_EXE_Packed_ConfuserExMod_BedsProtector |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with ConfuserEx Mod Beds Protector |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCMD |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF |
| Rule name: | MALWARE_Win_FirebirdRAT |
|---|---|
| Author: | ditekSHen |
| Description: | Firebird/Hive RAT payload |
| Rule name: | pe_imphash |
|---|
| Rule name: | Quasar_RAT_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Quasar_RAT_1_RID2B54 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Quasar RAT |
| Reference: | https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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