MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d951b4352f6e4f9ef63cbbabac6cae41d3de37d26dee4b4890d60b52d51ddbb4. 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: 18
| SHA256 hash: | d951b4352f6e4f9ef63cbbabac6cae41d3de37d26dee4b4890d60b52d51ddbb4 |
|---|---|
| SHA3-384 hash: | b3ef9acb4cdd71b59c2070d501a608097caf8cbcc2b90c142e7869c0f83b0435f35d7739f7081b0781533955d5965c76 |
| SHA1 hash: | c384fbee5a29be18571d293c1e20a36d044bd86a |
| MD5 hash: | 25ae2a8e59da886dbc3192b12e000ffa |
| humanhash: | network-william-item-red |
| File name: | file |
| Download: | download sample |
| Signature | QuasarRAT |
| File size: | 3'119'104 bytes |
| First seen: | 2024-12-08 20:17:14 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 49152:auZju5PuuzE2wJMTFuUPHghJW5eqdCMuWnLBuU5ZHWIcCm:xjuFumw0Fu2gho5e4nLB5L |
| TLSH | T111E52392CE99208FEC359E30E2B0F6A50B3FE9D4B9D95F6D21AD3D2C7C559009802779 |
| TrID | 52.9% (.EXE) Win32 Executable (generic) (4504/4/1) 23.5% (.EXE) Generic Win/DOS Executable (2002/3) 23.5% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| File icon (PE): |  |
| dhash icon | f0f89a9a9adcf830 (5 x AsyncRAT, 2 x DCRat, 2 x CoinMiner) |
| Reporter |  Bitsight |
| Tags: | exe QuasarRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
505
Origin country :
USVendor Threat Intelligence
Malware family:
quasar
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-08 20:19:21 UTC
Tags:
quasar themida rat asyncrat remote evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
asyncrat autorun quasar
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for analyzing tools
Searching for the window
Creating a window
Launching a process
Connection attempt
Sending a custom TCP request
DNS request
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed packed packer_detected
Verdict:
Malicious
Labled as:
Dump:Generic.Qasar.B
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:
Suspicious
Result
Threat name:
Quasar
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Installs new ROOT certificates
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
quasar
Threat name:
Win32.Trojan.Amadey
Status:
Malicious
First seen:
2024-12-08 20:18:04 UTC
File Type:
PE (Exe)
Extracted files:
24
AV detection:
16 of 38 (42.11%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
quasar
Score:
10/10
Tags:
family:quasar botnet:office04 discovery evasion spyware trojan
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Quasar RAT
Quasar family
Quasar payload
Malware Config
C2 Extraction:
45.200.148.155:6060
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
d951b4352f6e4f9ef63cbbabac6cae41d3de37d26dee4b4890d60b52d51ddbb4
MD5 hash:
25ae2a8e59da886dbc3192b12e000ffa
SHA1 hash:
c384fbee5a29be18571d293c1e20a36d044bd86a
Malware family:
QuasarRAT
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: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| 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
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
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