MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d. 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: 9


Intelligence 9 IOCs 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d
SHA3-384 hash: 499edbde2ac1fc14ea40fa25b1fcaf1f856a1fa38575ca6279007428216e2c387d6584d2c7351b7d79c2aaad8529f811
SHA1 hash: 5a295bfcb661642c5985135173450fafa416d43b
MD5 hash: 40c05a8ef279605719d194d37cf70a4a
humanhash: solar-floor-music-harry
File name:40c05a8ef279605719d194d37cf70a4a.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:145'920 bytes
First seen:2021-08-24 10:05:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 162ff6c25457b1f40ac1c6c4d1ab5060 (7 x RaccoonStealer, 4 x CoinMiner, 1 x RedLineStealer)
ssdeep 3072:3+NLIbC4jlI729viELV95AwnYwiwjEgM:iWI7iiEKwvixb
TLSH T176E3BD1135E0C53BC197487008E1CAA1EB3BB8622B61554F3BE95BAF5F752D0BB39352
dhash icon 4839b2b0e8c38890 (105 x RaccoonStealer, 38 x Smoke Loader, 33 x RedLineStealer)
Reporter abuse_ch
Tags:CoinMiner exe


Avatar
abuse_ch
CoinMiner C2:
http://188.119.112.104/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://188.119.112.104/ https://threatfox.abuse.ch/ioc/193472/

Intelligence

File Origin
# of uploads :
1
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
40c05a8ef279605719d194d37cf70a4a.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-24 10:10:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7ef9ada0-4687-42f9-8d52-3d4df53f1252

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/181813/
Detection(s):
Win.Packed.Fragtor-9888193-0
Create hunting rule

Win.Packed.Generic-9888253-0
Create hunting rule

Win.Packed.Generic-9888255-0
Create hunting rule

Win.Packed.Generic-9888260-0
Create hunting rule

Win.Packed.Filerepmalware-9888319-0
Create hunting rule

Win.Packed.Generic-9888330-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending a UDP request
Creating a process from a recently created file
Sending an HTTP POST request
Launching a process
Searching for the window
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Deleting of the original file
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Verdict:
UNKNOWN
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/382fd9ac-278f-4dd7-a470-8a1e04085b7f
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/838127
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 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 steal Internet Explorer form passwords
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Drops executables to the windows directory (C:\Windows) and starts them
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the windows firewall
PE file contains section with special chars
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Sigma detected: Copying Sensitive Files with Credential Data
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 / 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 harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file access)
Uses known network protocols on non-standard ports
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected Raccoon Stealer
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: 470557 Sample: 6aymsd5QOF.exe Startdate: 24/08/2021 Architecture: WINDOWS Score: 100 86 z-p42-instagram.c10r.instagram.com 2->86 88 ymail.com 2->88 90 62 other IPs or domains 2->90 112 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->112 114 Antivirus detection for URL or domain 2->114 116 Yara detected Vidar 2->116 118 14 other signatures 2->118 11 6aymsd5QOF.exe 2->11         started        14 steejar 2->14         started        16 svchost.exe 28 2->16         started        18 4 other processes 2->18 signatures3 process4 signatures5 154 Detected unpacking (changes PE section rights) 11->154 20 6aymsd5QOF.exe 11->20         started        23 steejar 14->23         started        25 WerFault.exe 16->25         started        process6 signatures7 146 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->146 148 Maps a DLL or memory area into another process 20->148 150 Checks if the current machine is a virtual machine (disk enumeration) 20->150 27 explorer.exe 15 20->27 injected 32 conhost.exe 20->32         started        152 Creates a thread in another existing process (thread injection) 23->152 process8 dnsIp9 106 185.49.70.90, 2080, 49744 LEASEWEB-DE-FRA-10DE United Kingdom 27->106 108 readinglistforaugust2.xyz 95.213.224.6, 80 SELECTELRU Russian Federation 27->108 110 2 other IPs or domains 27->110 76 C:\Users\user\AppData\Roaming\steejar, PE32 27->76 dropped 78 C:\Users\user\AppData\Local\Temp\C536.exe, PE32 27->78 dropped 80 C:\Users\user\AppData\Local\Temp\BCD8.exe, PE32 27->80 dropped 82 5 other files (3 malicious) 27->82 dropped 156 System process connects to network (likely due to code injection or exploit) 27->156 158 Benign windows process drops PE files 27->158 160 Performs DNS queries to domains with low reputation 27->160 162 4 other signatures 27->162 34 explorer.exe 27->34         started        38 BCD8.exe 27->38         started        40 B277.exe 86 27->40         started        43 9 other processes 27->43 file10 signatures11 process12 dnsIp13 92 readinglistforaugust3.xyz 34->92 120 System process connects to network (likely due to code injection or exploit) 34->120 122 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 34->122 124 Tries to steal Mail credentials (via file access) 34->124 126 Performs DNS queries to domains with low reputation 34->126 128 Detected unpacking (changes PE section rights) 38->128 130 Query firmware table information (likely to detect VMs) 38->130 132 Tries to detect sandboxes and other dynamic analysis tools (window names) 38->132 142 2 other signatures 38->142 94 188.34.200.103, 49746, 80 HETZNER-ASDE Germany 40->94 96 eduarroma.tumblr.com 74.114.154.18, 443, 49743 AUTOMATTICUS Canada 40->96 102 2 other IPs or domains 40->102 62 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 40->62 dropped 64 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 40->64 dropped 66 C:\Users\user\AppData\...\mozglue[1].dll, PE32 40->66 dropped 74 9 other files (none is malicious) 40->74 dropped 134 Tries to harvest and steal browser information (history, passwords, etc) 40->134 136 Tries to steal Crypto Currency Wallets 40->136 98 185.234.247.35, 49777, 80 INTERKONEKT-ASPL Russian Federation 43->98 100 185.230.143.48, 14462, 49745 HostingvpsvilleruRU Russian Federation 43->100 104 3 other IPs or domains 43->104 68 C:\Users\user\AppData\Local\...\hasomxl.exe, PE32 43->68 dropped 70 C:\Users\user\AppData\Local\Temp\...\.dll, PE32+ 43->70 dropped 72 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 43->72 dropped 138 Contains functionality to steal Internet Explorer form passwords 43->138 140 Uses netsh to modify the Windows network and firewall settings 43->140 144 2 other signatures 43->144 45 cmd.exe 43->45         started        48 cmd.exe 43->48         started        50 sc.exe 43->50         started        52 3 other processes 43->52 file14 signatures15 process16 file17 84 C:\Windows\SysWOW64\...\hasomxl.exe (copy), PE32 45->84 dropped 54 conhost.exe 45->54         started        56 conhost.exe 48->56         started        58 conhost.exe 50->58         started        60 conhost.exe 52->60         started        process18
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d/
Threat name:
Win32.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-08-24 10:06:11 UTC
AV detection:
28 of 46 (60.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=juqediva352uu5ashmsrgwfl2h4ydgc5giidcoeuh3rjotf3n4oq._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:824 botnet:@rarenut0 botnet:fe582536ec580228180f270f7cb80a867860e010 backdoor discovery evasion infostealer miner persistence spyware stealer suricata themida trojan
Link:
https://tria.ge/reports/210824-h6884gbfkj/
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 registry class
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 SetWindowsHookEx
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 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar Stealer
XMRig Miner Payload
Raccoon
RedLine
RedLine Payload
SmokeLoader
Tofsee
Vidar
Windows security bypass
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
xmrig
Malware Config
C2 Extraction:
http://readinglistforaugust1.xyz/
http://readinglistforaugust2.xyz/
http://readinglistforaugust3.xyz/
http://readinglistforaugust4.xyz/
http://readinglistforaugust5.xyz/
http://readinglistforaugust6.xyz/
http://readinglistforaugust7.xyz/
http://readinglistforaugust8.xyz/
http://readinglistforaugust9.xyz/
http://readinglistforaugust10.xyz/
http://readinglistforaugust1.site/
http://readinglistforaugust2.site/
http://readinglistforaugust3.site/
http://readinglistforaugust4.site/
http://readinglistforaugust5.site/
http://readinglistforaugust6.site/
http://readinglistforaugust7.site/
http://readinglistforaugust8.site/
http://readinglistforaugust9.site/
http://readinglistforaugust10.site/
http://readinglistforaugust1.club/
http://readinglistforaugust2.club/
http://readinglistforaugust3.club/
http://readinglistforaugust4.club/
http://readinglistforaugust5.club/
http://readinglistforaugust6.club/
http://readinglistforaugust7.club/
http://readinglistforaugust8.club/
http://readinglistforaugust9.club/
http://readinglistforaugust10.club/
https://eduarroma.tumblr.com/
185.230.143.48:14462
Unpacked files
SH256 hash:
0a9a7acf77fe4f890fe2acf761fa7f369418bb1f733504acd0792f589ccc7b15
MD5 hash:
ad94a86355be2ad9348b88e8972e8320
SHA1 hash:
8c7ff71739a5194efc5c7bee9c37ad92a9e72646
Link:
https://www.unpac.me/results/6c67eb00-6238-4f6d-a32d-1dca67c8b3b7/
SH256 hash:
4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d
MD5 hash:
40c05a8ef279605719d194d37cf70a4a
SHA1 hash:
5a295bfcb661642c5985135173450fafa416d43b
Link:
https://www.unpac.me/results/6c67eb00-6238-4f6d-a32d-1dca67c8b3b7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/4d2041a2a0df/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/4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d

File information

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

Web download

CoinMiner

Executable exe 4d2041a2a0df754a74123b251358abd1f981985d32103138943ee2974cbb6f1d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1558724/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/181813/

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