MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3. 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


CoinMiner


Vendor detections: 13


Intelligence 13 IOCs 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3
SHA3-384 hash: e50cf59328aeb534fb950165abe79d24010346efe22d9d41add9f2eadb6075a4612f2e834c8f1749c406db1dda21d045
SHA1 hash: 730f6c6ae1b0705284b18a4665cae5ba195ba90e
MD5 hash: 0f750ff92a98554cc1b3f1c381f5c386
humanhash: november-maryland-neptune-mountain
File name:0f750ff92a98554cc1b3f1c381f5c386.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:307'712 bytes
First seen:2021-12-18 14:05:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash cd2e8aca313b88a16bc7b305a3f26143 (4 x RedLineStealer, 2 x CoinMiner)
ssdeep 6144:P6WCJzuSMT8TCGFYmTVVDMqJbMeuNaGhOnB:CVJzuxT8eqYmTVVDMWMeuNaM6B
Threatray 3'203 similar samples on MalwareBazaar
TLSH T13D649E00BAE0D435F1BF12F849B593AD753EB9B26B2491CB62D156EE46346E4EC3130B
File icon (PE):PE icon
dhash icon 25ec1378399b9b91 (23 x RedLineStealer, 13 x Smoke Loader, 7 x RaccoonStealer)
Reporter abuse_ch
Tags:CoinMiner exe


Avatar
abuse_ch
CoinMiner C2:
86.107.197.138:38133

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
86.107.197.138:38133 https://threatfox.abuse.ch/ioc/277061/

Intelligence

File Origin
# of uploads :
1
# of downloads :
204
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
Win.Malware.Sabsik-9916379-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Sending an HTTP GET request
Searching for the window
Searching for analyzing tools
Creating a file
Using the Windows Management Instrumentation requests
Launching a process
Creating a process with a hidden window
Creating a window
DNS request
Searching for synchronization primitives
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Query of malicious DNS domain
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/2474/overview
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61bdead04ab5c44cbf47e500/reports/b49ce3f7-9d71-475c-b701-1e206ccb055e/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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b3846125-150b-44e9-b025-e40802751569
Result
Threat name:
RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/909528
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Detected VMProtect packer
Drops executables to the windows directory (C:\Windows) and starts them
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses netsh to modify the Windows network and firewall settings
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 542006 Sample: GtNkLD6ILs.exe Startdate: 18/12/2021 Architecture: WINDOWS Score: 100 86 45.159.189.39, 49873, 49877, 8080 HOSTING-SOLUTIONSUS Netherlands 2->86 88 microsoft-com.mail.protection.outlook.com 52.101.24.0, 25, 49844 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 2->88 90 7 other IPs or domains 2->90 118 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->118 120 Multi AV Scanner detection for domain / URL 2->120 122 Antivirus detection for URL or domain 2->122 124 17 other signatures 2->124 11 GtNkLD6ILs.exe 2->11         started        13 wjjtawt 2->13         started        16 svchost.exe 3 4 2->16         started        18 3 other processes 2->18 signatures3 process4 signatures5 20 GtNkLD6ILs.exe 11->20         started        142 Machine Learning detection for dropped file 13->142 144 Contains functionality to inject code into remote processes 13->144 146 Injects a PE file into a foreign processes 13->146 23 wjjtawt 13->23         started        25 WerFault.exe 16->25         started        process6 signatures7 126 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->126 128 Maps a DLL or memory area into another process 20->128 130 Checks if the current machine is a virtual machine (disk enumeration) 20->130 27 explorer.exe 8 20->27 injected 132 Creates a thread in another existing process (thread injection) 23->132 process8 dnsIp9 96 185.233.81.115, 443, 49796 SUPERSERVERSDATACENTERRU Russian Federation 27->96 98 185.186.142.166, 49787, 80 ASKONTELRU Russian Federation 27->98 100 12 other IPs or domains 27->100 74 C:\Users\user\AppData\Roaming\wjjtawt, PE32 27->74 dropped 76 C:\Users\user\AppData\Local\Temp476.exe, PE32 27->76 dropped 78 C:\Users\user\AppData\Local\Temp\D91B.exe, PE32 27->78 dropped 80 8 other files (7 malicious) 27->80 dropped 148 System process connects to network (likely due to code injection or exploit) 27->148 150 Benign windows process drops PE files 27->150 152 Deletes itself after installation 27->152 154 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->154 32 CB3F.exe 127 27->32         started        37 D91B.exe 2 27->37         started        39 ABFE.exe 27->39         started        41 2 other processes 27->41 file10 signatures11 process12 dnsIp13 84 file-file-host4.com 32->84 68 C:\Users\user\AppData\...\sqlite3[1].dll, PE32 32->68 dropped 70 C:\ProgramData\sqlite3.dll, PE32 32->70 dropped 102 Detected unpacking (changes PE section rights) 32->102 104 Detected unpacking (overwrites its own PE header) 32->104 106 Machine Learning detection for dropped file 32->106 116 3 other signatures 32->116 43 cmd.exe 32->43         started        72 C:\Users\user\AppData\Local\...\fcxzpfre.exe, PE32 37->72 dropped 108 Uses netsh to modify the Windows network and firewall settings 37->108 110 Modifies the windows firewall 37->110 45 cmd.exe 37->45         started        48 cmd.exe 37->48         started        50 sc.exe 37->50         started        52 ABFE.exe 39->52         started        112 Multi AV Scanner detection for dropped file 41->112 114 Injects a PE file into a foreign processes 41->114 55 WerFault.exe 23 9 41->55         started        58 E476.exe 41->58         started        file14 signatures15 process16 dnsIp17 60 conhost.exe 43->60         started        82 C:\Windows\SysWOW64\...\fcxzpfre.exe (copy), PE32 45->82 dropped 62 conhost.exe 45->62         started        64 conhost.exe 48->64         started        66 conhost.exe 50->66         started        134 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 52->134 136 Maps a DLL or memory area into another process 52->136 138 Checks if the current machine is a virtual machine (disk enumeration) 52->138 140 Creates a thread in another existing process (thread injection) 52->140 92 192.168.2.1 unknown unknown 55->92 94 86.107.197.138, 38133, 49874, 49882 MOD-EUNL Romania 58->94 file18 signatures19 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2021-12-18 14:06:10 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
25 of 27 (92.59%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qpioocrdyvbikaysxzazvbwqu5zzbv3gz2fv3uq2wbraygxmoxjq._file
Verdict:
malicious
Label(s):
ryuk
Create hunting rule
Similar samples:
054db71cd59068690009183dc807efaf1f2ddb6e1d14ef680ab786460094fabf
CoinMiner
8323b041e6d80d401329e76951ff41bdf30073011cf061765dc0a812b5bccfe1
CoinMiner
a8f23aa1f7842d8229fe27e9c8be82ef59aaf4829dec489e963034bf744934be
CoinMiner
e09146461b767fdaa708438838c86eaf760151ce43cbd33e97b2aae278c762a5
CoinMiner
e35c69fa5d52a1295092a91cb40fb471065619521830af3e5410107536aab19d
CoinMiner
ecca35cc0d4904c56e217553ac6017b1edb86a3a5779d888decd0b2497f2ab3b
CoinMiner
+ 3'193 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:1 botnet:1100 backdoor discovery evasion infostealer miner persistence spyware stealer trojan vmprotect
Link:
https://tria.ge/reports/211218-reeh8sfbc7/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
VMProtect packed file
Arkei Stealer Payload
Vidar Stealer
XMRig Miner Payload
Arkei
RedLine
RedLine Payload
SmokeLoader
Tofsee
Vidar
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
mubrikych.top
oxxyfix.xyz
86.107.197.138:38133
https://noc.social/@sergeev46
https://c.im/@sergeev47
Unpacked files
SH256 hash:
721d393191597d49d856baef2fbde75e48f52d0465e2cfabf1a41848b0e05589
MD5 hash:
b984a027c8a2abf874f3eb306a831613
SHA1 hash:
d3b3f8890adc840b0bd411cf304eef15d415ed48
Link:
https://www.unpac.me/results/a2b3f8d9-3ea8-4fac-a5dd-daea45bc5dab/
Parent samples :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 hash:
83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3
MD5 hash:
0f750ff92a98554cc1b3f1c381f5c386
SHA1 hash:
730f6c6ae1b0705284b18a4665cae5ba195ba90e
Link:
https://www.unpac.me/results/a2b3f8d9-3ea8-4fac-a5dd-daea45bc5dab/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/83d0e70a23c5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3

File information

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

Web download

CoinMiner

Executable exe 83d0e70a23c542850312be419a86d0a77390d766ce8b5dd21ab0620c1aec75d3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1865883/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1892559/
Cape
Cape
https://www.capesandbox.com/analysis/214986/

Comments