MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73872c3c2ba2f4e09a18b0e0b3e00419b302781a83206512da39c28ae2e35fcc. 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


DCRat


Vendor detections: 11


Intelligence 11 IOCs 1 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73872c3c2ba2f4e09a18b0e0b3e00419b302781a83206512da39c28ae2e35fcc
SHA3-384 hash: 01bc0f154077377fe2b0e98be0a28b35abcf05388674c9965b4f1429146981af89768240f4af9aff6ae1d67168fcba6a
SHA1 hash: c28b49c7af151751f959d3b32450be89caf1fe42
MD5 hash: 04224f534523abafcc7be6760647e548
humanhash: lima-nineteen-april-echo
File name:04224f534523abafcc7be6760647e548.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:6'525'952 bytes
First seen:2022-02-28 17:51:27 UTC
Last seen:2022-02-28 20:08:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 140094f13383e9ae168c4b35b6af3356 (32 x DCRat, 11 x CoinMiner, 10 x njrat)
ssdeep 98304:o3ZnVFhrdxCI4UaMhxM6F+juLgUTR9FL7zi3aUkt:o31jxdhxSjuvR9FL7ziqUkt
TLSH T1516633C6BEDDA061EC6718B17F4C338C85BD1A2863A37C82CA6159C7B5BD52C3677188
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://a0635682.xsph.ru/ProviderLinux.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://a0635682.xsph.ru/ProviderLinux.php https://threatfox.abuse.ch/ioc/391402/

Intelligence

File Origin
# of uploads :
2
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/245410/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.15625.29700.24652.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a window
Searching for synchronization primitives
Creating a file
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the system32 subdirectories
Creating a file in the Program Files subdirectories
Creating a file in the Windows subdirectories
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/7641/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
asyncrat
Link:
https://www.filescan.io/uploads/621d0bd1b94fb38cb4268a2a/reports/5b375c38-7990-4287-aaaf-9ecef0dce08f/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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/981f19b0-08ad-4378-a32e-0bd257423bbc
Result
Threat name:
BitCoin Miner DCRat Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/947588
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates a thread in another existing process (thread injection)
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found strings related to Crypto-Mining
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Sample is not signed and drops a device driver
Sigma detected: File Created with System Process Name
Sigma detected: Suspicius Schtasks From Env Var Folder
Sigma detected: System File Execution Location Anomaly
System process connects to network (likely due to code injection or exploit)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected BitCoin Miner
Yara detected DCRat
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 580069 Sample: ejaL9OQ7i2.exe Startdate: 28/02/2022 Architecture: WINDOWS Score: 100 109 store-images.s-microsoft.com 2->109 111 a0635682.xsph.ru 2->111 121 Malicious sample detected (through community Yara rule) 2->121 123 Antivirus / Scanner detection for submitted sample 2->123 125 Multi AV Scanner detection for submitted file 2->125 127 9 other signatures 2->127 13 ejaL9OQ7i2.exe 4 2->13         started        16 System.exe 2->16         started        19 ctfmon.exe 2->19         started        21 8 other processes 2->21 signatures3 process4 file5 99 C:\Users\user\AppData\Local\Temp\Rater.exe, PE32 13->99 dropped 101 C:\Users\user\AppData\Local\Temp\Miner.exe, PE32+ 13->101 dropped 103 C:\Users\user\AppData\...\StormLauncher.exe, PE32+ 13->103 dropped 23 Miner.exe 13->23         started        26 Rater.exe 3 6 13->26         started        29 StormLauncher.exe 1 13->29         started        115 Multi AV Scanner detection for dropped file 16->115 117 Machine Learning detection for dropped file 16->117 31 WerFault.exe 21->31         started        signatures6 process7 file8 129 Antivirus detection for dropped file 23->129 131 Multi AV Scanner detection for dropped file 23->131 133 Writes to foreign memory regions 23->133 137 2 other signatures 23->137 33 conhost.exe 5 23->33         started        36 System.exe 23->36         started        97 SavesSessionhostdh...erSessionCommon.exe, PE32 26->97 dropped 135 Machine Learning detection for dropped file 26->135 38 wscript.exe 1 26->38         started        40 sihost64.exe 26->40         started        43 conhost.exe 29->43         started        45 WerFault.exe 20 9 29->45         started        signatures9 process10 file11 85 C:\Users\user\AppData\...\services.exe, PE32+ 33->85 dropped 47 cmd.exe 33->47         started        49 cmd.exe 33->49         started        52 cmd.exe 1 38->52         started        147 Writes to foreign memory regions 40->147 149 Allocates memory in foreign processes 40->149 151 Creates a thread in another existing process (thread injection) 40->151 54 conhost.exe 40->54         started        153 Drops PE files with benign system names 43->153 signatures12 process13 signatures14 56 services.exe 47->56         started        59 conhost.exe 47->59         started        119 Uses schtasks.exe or at.exe to add and modify task schedules 49->119 61 conhost.exe 49->61         started        63 schtasks.exe 49->63         started        65 SavesSessionhostdhcpdriverSessionCommon.exe 4 10 52->65         started        68 conhost.exe 52->68         started        process15 file16 155 Antivirus detection for dropped file 56->155 157 Writes to foreign memory regions 56->157 159 Allocates memory in foreign processes 56->159 161 Creates a thread in another existing process (thread injection) 56->161 70 conhost.exe 56->70         started        87 C:\Windows\System32\winrm\ctfmon.exe, PE32 65->87 dropped 89 C:\Windows\INF\PERFLIB\0000\conhost.exe, PE32 65->89 dropped 91 C:\ProgramData\dbg\System.exe, PE32 65->91 dropped 163 Multi AV Scanner detection for dropped file 65->163 165 Machine Learning detection for dropped file 65->165 167 Creates multiple autostart registry keys 65->167 169 2 other signatures 65->169 74 System.exe 65->74         started        signatures17 process18 dnsIp19 93 C:\Users\user\AppData\...\sihost64.exe, PE32+ 70->93 dropped 95 C:\Users\user\AppData\Roaming\...\WR64.sys, PE32+ 70->95 dropped 139 Injects code into the Windows Explorer (explorer.exe) 70->139 141 Writes to foreign memory regions 70->141 143 Modifies the context of a thread in another process (thread injection) 70->143 145 2 other signatures 70->145 77 sihost64.exe 70->77         started        80 explorer.exe 70->80         started        113 a0635682.xsph.ru 141.8.192.193, 49778, 49779, 49780 SPRINTHOSTRU Russian Federation 74->113 file20 signatures21 process22 dnsIp23 171 Antivirus detection for dropped file 77->171 173 Multi AV Scanner detection for dropped file 77->173 175 Writes to foreign memory regions 77->175 181 2 other signatures 77->181 83 conhost.exe 77->83         started        105 131.153.142.106, 443, 49776 SSASN2US United States 80->105 107 pool.hashvault.pro 80->107 177 System process connects to network (likely due to code injection or exploit) 80->177 179 Query firmware table information (likely to detect VMs) 80->179 signatures24 process25
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/73872c3c2ba2f4e09a18b0e0b3e00419b302781a83206512da39c28ae2e35fcc/
Threat name:
Win32.Trojan.ExNuma
Create hunting rule
Status:
Malicious
First seen:
2022-02-26 05:25:58 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
25 of 27 (92.59%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oodsypblul2obgqywdqlhyaedgzqe6a2qmqgkew2hhbivyxdl7ga._file
Verdict:
malicious
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:dcrat family:xmrig infostealer miner persistence rat spyware stealer
Link:
https://tria.ge/reports/220228-wfqp4segg9/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Enumerates system info in registry
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
XMRig Miner Payload
DcRat
Process spawned unexpected child process
Suspicious use of NtCreateProcessExOtherParentProcess
xmrig
Unpacked files
SH256 hash:
5d71980e0042ebc9712758880f5a9958d86b8f34fe4406f641d286c92f8036e9
MD5 hash:
ad8d7e63dd4c8f12a78ac34350be12cd
SHA1 hash:
a5724f96d807eb24a3ddc10c9871dd666e598778
Link:
https://www.unpac.me/results/1c368d46-5081-4023-8248-e8c71d4460d2/
SH256 hash:
0b5638c22a52187aee2e081ed21e9f06fffeb32434fa79e6bc682a7d43d61767
MD5 hash:
c51d1e2387dcc5b4f7070b2c4bb46c4e
SHA1 hash:
f25fda680034f3688b523fdfb4691995bf210bfa
Link:
https://www.unpac.me/results/1c368d46-5081-4023-8248-e8c71d4460d2/
Parent samples :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 hash:
64bf40c129ce2ba50b39f01d7553870cae5a13d7ab1ad8ca5e8e095f6c578752
MD5 hash:
03b513f7d6980b79361ad698c2313558
SHA1 hash:
112f9253bc4ba240270cdca7c8d94b3fec5af963
Link:
https://www.unpac.me/results/1c368d46-5081-4023-8248-e8c71d4460d2/
SH256 hash:
73872c3c2ba2f4e09a18b0e0b3e00419b302781a83206512da39c28ae2e35fcc
MD5 hash:
04224f534523abafcc7be6760647e548
SHA1 hash:
c28b49c7af151751f959d3b32450be89caf1fe42
Link:
https://www.unpac.me/results/1c368d46-5081-4023-8248-e8c71d4460d2/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/73872c3c2ba2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
Link:
https://yomi.yoroi.company/submissions/73872c3c2ba2f4e09a18b0e0b3e00419b302781a83206512da39c28ae2e35fcc

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:MALWARE_Win_CoinMiner02
Create hunting rule
Author:ditekSHen
Description:Detects coinmining malware
Rule name:MAL_XMR_Miner_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects Monero Crypto Coin Miner
Reference:https://www.guardicore.com/2019/05/nansh0u-campaign-hackers-arsenal-grows-stronger/
Rule name:MAL_XMR_Miner_May19_1_RID2E1B
Create hunting rule
Author:Florian Roth
Description:Detects Monero Crypto Coin Miner
Reference:https://www.guardicore.com/2019/05/nansh0u-campaign-hackers-arsenal-grows-stronger/
Rule name:rig_win64_xmrig_6_13_1_xmrig
Create hunting rule
Author:yarGen Rule Generator
Description:rig_win64 - file xmrig.exe
Reference:https://github.com/Neo23x0/yarGen
Rule name:XOREngine_Misc_XOR_Func
Create hunting rule
Author:smiller cc @florian @wesley idea on implementation with yara's built in XOR function
Description:Use with care, https://twitter.com/cyb3rops/status/1237042104406355968

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/245410/

Comments