MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321. 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: 11


Intelligence 11 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321
SHA3-384 hash: 1f6eb94af9cd4b3b2c01306c7f27c42080f088aaf9c136b7e78e226a03a12c02f7530934eeb3865949f29567a23c2b01
SHA1 hash: 3a5bd970e1ee8c31d75d8371a484b3614751a8aa
MD5 hash: 3342a32d8fe1f6aa269af0259711d211
humanhash: enemy-april-oxygen-one
File name:Odeme.exe
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:1'441'149 bytes
First seen:2022-06-27 08:35:22 UTC
Last seen:2022-06-29 21:00:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 24576:dhvJVJdMaZe1MX2HaIPzUKwH5JUYkTp/FIZzNweLjbTQuYK0o+gJsZxaiv:t3dM1JHaIPzCH0YkTpel+6j0/o+3Zkiv
TLSH T1D3651201FED159B1E6720D351966BB615439FC300F24DE9FA3A01A7EAE311C1EA31BA7
TrID 91.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.6% (.EXE) Win64 Executable (generic) (10523/12/4)
1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
0.6% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon eccc8c94d4d8e8b4 (2 x QuasarRAT)
Reporter TeamDreier
Tags:exe QuasarRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Odeme.exe
Verdict:
Malicious activity
Analysis date:
2022-06-28 05:54:21 UTC
Tags:
evasion trojan
Link:
https://app.any.run/tasks/3504e4d8-faef-4dd6-8bb3-2dcede66fb4e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/283468/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %AppData% directory
Running batch commands
Creating a process from a recently created file
Launching a process
Launching a service
Creating a file
Changing a file
Delayed writing of the file
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/62b96bf7924ee669233d0122/reports/17c86e0f-2969-4988-8fa2-f35b48cdc1e7/overview
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:
Unknown
Link:
https://analyze.intezer.com/analyses/b30cdb36-1ee2-42af-aba0-b358e9fb0952
Result
Threat name:
Quasar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1020244
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
PE file contains section with special chars
PE file has nameless sections
Snort IDS alert for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Generic Downloader
Yara detected Quasar RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 652738 Sample: Odeme.exe Startdate: 27/06/2022 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus detection for URL or domain 2->60 62 6 other signatures 2->62 12 Odeme.exe 9 2->12         started        15 server13.exe 2->15         started        process3 file4 52 C:\Users\user\AppData\...\server13.sfx.exe, PE32 12->52 dropped 17 cmd.exe 1 12->17         started        19 server13.exe 15->19         started        process5 process6 21 server13.sfx.exe 7 17->21         started        25 conhost.exe 17->25         started        27 WerFault.exe 19->27         started        file7 50 C:\Users\user\AppData\Roaming\server13.exe, PE32 21->50 dropped 70 Multi AV Scanner detection for dropped file 21->70 29 server13.exe 1 21->29         started        signatures8 process9 signatures10 72 Detected unpacking (changes PE section rights) 29->72 74 May check the online IP address of the machine 29->74 76 Machine Learning detection for dropped file 29->76 78 2 other signatures 29->78 32 server13.exe 15 4 29->32         started        process11 dnsIp12 54 ip-api.com 208.95.112.1, 49769, 80 TUT-ASUS United States 32->54 48 C:\Users\user\AppData\Roaming\...\updates.exe, PE32 32->48 dropped 64 Hides that the sample has been downloaded from the Internet (zone.identifier) 32->64 37 updates.exe 1 32->37         started        40 schtasks.exe 1 32->40         started        file13 signatures14 process15 signatures16 66 Detected unpacking (changes PE section rights) 37->66 68 Machine Learning detection for dropped file 37->68 42 updates.exe 37->42         started        44 conhost.exe 40->44         started        process17 process18 46 WerFault.exe 42->46         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321/
Threat name:
Win32.Trojan.Quasar
Create hunting rule
Status:
Malicious
First seen:
2022-06-27 08:36:13 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bi3rsa2fgrrqvij5774bpfklku6o3cdxybqrani3bgqfsgmu4mqq._file
Verdict:
malicious
Result
Malware family:
quasar
Create hunting rule
Score:
  10/10
Tags:
family:quasar botnet:toon spyware suricata trojan
Link:
https://tria.ge/reports/220627-khj5kabgf5/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Quasar Payload
Quasar RAT
suricata: ET MALWARE Common RAT Connectivity Check Observed
Malware Config
C2 Extraction:
topimoiofnfiomog.freedynamicdns.org:64890
yerrionminutes.freedynamicdns.org:64890
Unpacked files
SH256 hash:
2a8361f3faf5ca3ba1647204606004e128c106a93db14757b62a9428bd468d4b
MD5 hash:
b2f2716ff7a4bc4791c4d2c432a7b4ba
SHA1 hash:
b801db2891ba927fb82c95ee458d2a4967d1d660
Link:
https://www.unpac.me/results/deaedab1-b59e-47cf-b2a6-072c3174a368/
SH256 hash:
766b19c8160fc4eafe7d6cf289906457c75a3f12b93fe7a32a51c848e464efc0
MD5 hash:
18c5dd299bfa5aad6529a0c22568217c
SHA1 hash:
34164bc1294fb6651c38dcf3e19b3aa10e35f0e0
Link:
https://www.unpac.me/results/deaedab1-b59e-47cf-b2a6-072c3174a368/
SH256 hash:
4e141abc4034dc6178a7c4e660971c435d1ed710be2acf1a3e7e73c8ed93a517
MD5 hash:
f15e6a150607f36c318f0b6d71d22609
SHA1 hash:
1fe300890ac2f30747d3b886bd809757d5a558b5
Link:
https://www.unpac.me/results/deaedab1-b59e-47cf-b2a6-072c3174a368/
SH256 hash:
0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321
MD5 hash:
3342a32d8fe1f6aa269af0259711d211
SHA1 hash:
3a5bd970e1ee8c31d75d8371a484b3614751a8aa
Link:
https://www.unpac.me/results/deaedab1-b59e-47cf-b2a6-072c3174a368/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321

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:CN_disclosed_20180208_KeyLogger_1
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details
Rule name:CN_disclosed_20180208_KeyLogger_1_RID3227
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://www.virustotal.com/graph/#/selected/n120z79z208z189/drawer/graph-details
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:malware_Quasar_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect QuasarRAT in memory
Rule name:MALWARE_Win_QuasarRAT
Create hunting rule
Author:ditekSHen
Description:QuasarRAT payload
Rule name:MAL_Lokibot_Stealer
Create hunting rule
Description:Detects Lokibot Stealer Variants
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:MAL_QuasarRAT_May19_1_RID2E1E
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Quasar_RAT_1
Create hunting rule
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
Create hunting rule
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_2
Create hunting rule
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_2_RID2B55
Create hunting rule
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
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Vermin_Keylogger_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Vermin Keylogger
Reference:https://researchcenter.paloaltonetworks.com/2018/01/unit42-vermin-quasar-rat-custom-malware-used-ukraine/
Rule name:xRAT_1
Create hunting rule
Author:Florian Roth
Description:Detects Patchwork malware
Reference:https://goo.gl/Pg3P4W
Rule name:xRAT_1_RID2900
Create hunting rule
Author:Florian Roth
Description:Detects Patchwork malware
Reference:https://goo.gl/Pg3P4W

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

QuasarRAT

Executable exe 0a3719034534630aa13dfff817954b553ced8877c06110351b09a0591994e321

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/283468/

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