MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a. 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 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a
SHA3-384 hash: a18e844dc058415997363d05292ac5e76ef61751c2b62a155cda86d1e1525f2b8454dbb9ec3b99658151d784e84fa8fd
SHA1 hash: 9c74b0f2493403647b8bfbd48e93d54ade507517
MD5 hash: 248aff4c1469871df111c57b112933aa
humanhash: steak-harry-charlie-iowa
File name:248aff4c1469871df111c57b112933aa.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:950'088 bytes
First seen:2023-01-05 07:16:37 UTC
Last seen:2023-01-05 08:36:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:jrBPiJL3TzlNz2umgbgh9vlAtmjJssb4n:JaJL2+k9AtmK/
TLSH T15A150454BA58FFABC5854173F91BA884796A22C9F306070EB4C650678F8D727EF8E05C
TrID 45.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.4% (.EXE) Win64 Executable (generic) (10523/12/4)
9.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.6% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
194
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
248aff4c1469871df111c57b112933aa.exe
Verdict:
No threats detected
Analysis date:
2023-01-05 07:20:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/027dfd64-e63c-4ace-97b7-c846ed578c90

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/349563/
Detection(s):
PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm confuserex overlay packed
Link:
https://www.filescan.io/uploads/63b679710e926711fd770064/reports/a1412b5f-b013-4b12-9a4d-e4f96de235ea/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:
Suspicious
Link:
https://analyze.intezer.com/analyses/fc539c65-222b-4c14-b754-778988ad3b4d
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1145489
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
DNS related to crypt mining pools
Encrypted powershell cmdline option found
Found strings related to Crypto-Mining
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies power options to not sleep / hibernate
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample is not signed and drops a device driver
Sigma detected: Schedule system process
Uses powercfg.exe to modify the power settings
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 778221 Sample: 3228QkgALx.exe Startdate: 05/01/2023 Architecture: WINDOWS Score: 100 68 xmr-eu1.nanopool.org 2->68 70 www.google.com 2->70 72 rentry.co 2->72 84 Malicious sample detected (through community Yara rule) 2->84 86 Antivirus detection for URL or domain 2->86 88 Antivirus / Scanner detection for submitted sample 2->88 90 11 other signatures 2->90 9 3228QkgALx.exe 15 5 2->9         started        14 cmd.exe 2->14         started        16 RegSvc.exe 2->16         started        signatures3 process4 dnsIp5 80 transfer.sh 144.76.136.153, 443, 49703 HETZNER-ASDE Germany 9->80 64 C:\Users\...\925295455-j0xYuta9G35m02YL.exe, PE32 9->64 dropped 66 C:\Users\user\AppData\...\3228QkgALx.exe.log, CSV 9->66 dropped 102 Detected unpacking (changes PE section rights) 9->102 104 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 9->104 18 925295455-j0xYuta9G35m02YL.exe 14 27 9->18         started        23 svhost.exe 14->23         started        25 conhost.exe 14->25         started        27 chcp.com 14->27         started        82 rentry.co 16->82 106 Multi AV Scanner detection for dropped file 16->106 108 Machine Learning detection for dropped file 16->108 file6 signatures7 process8 dnsIp9 74 api.telegram.org 149.154.167.220, 443, 49706 TELEGRAMRU United Kingdom 18->74 76 rentry.co 107.189.8.5, 443, 49705, 49711 PONYNETUS United States 18->76 78 3 other IPs or domains 18->78 56 C:\ProgramData\RuntimeBrokerData\svhost.exe, PE32+ 18->56 dropped 58 C:\ProgramData\...\WinRing0x64.sys, PE32+ 18->58 dropped 60 C:\ProgramData\...\RuntimeBroker.exe, PE32 18->60 dropped 62 2 other malicious files 18->62 dropped 92 Antivirus detection for dropped file 18->92 94 Multi AV Scanner detection for dropped file 18->94 96 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 18->96 100 2 other signatures 18->100 29 cmd.exe 1 18->29         started        32 cmd.exe 18->32         started        34 cmd.exe 1 18->34         started        36 13 other processes 18->36 98 Machine Learning detection for dropped file 23->98 file10 signatures11 process12 signatures13 110 Encrypted powershell cmdline option found 29->110 112 Uses schtasks.exe or at.exe to add and modify task schedules 29->112 114 Uses powercfg.exe to modify the power settings 29->114 38 powershell.exe 3 29->38         started        40 conhost.exe 29->40         started        116 Modifies power options to not sleep / hibernate 32->116 52 7 other processes 32->52 42 conhost.exe 34->42         started        44 schtasks.exe 1 34->44         started        46 conhost.exe 36->46         started        48 conhost.exe 36->48         started        50 conhost.exe 36->50         started        54 23 other processes 36->54 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-01-04 17:54:00 UTC
File Type:
PE (.Net Exe)
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tchfbf2at7ka4nh4defmr75kdqmecathn6y5ie4ijttzh7zilnna._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/230105-h4c72aef81/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Executes dropped EXE
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7fa2bb9c-eeba-41f6-b212-d0fd15187b84
Unpacked files
SH256 hash:
697c90c0421892342a1e19a4cebc8ea9262d4d6410dc1d4e9d985a25a2155ff5
MD5 hash:
17a4809dd75c9dd2fab87afa97cc296d
SHA1 hash:
21cc66a23046c9e474b2735abb2903ab3599189b
Link:
https://www.unpac.me/results/2a2d7bc6-0f04-4e2e-8dbe-199438cc7c6c/
SH256 hash:
988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a
MD5 hash:
248aff4c1469871df111c57b112933aa
SHA1 hash:
9c74b0f2493403647b8bfbd48e93d54ade507517
Link:
https://www.unpac.me/results/2a2d7bc6-0f04-4e2e-8dbe-199438cc7c6c/
Malware family:
XMRig
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/988e5097409f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

CoinMiner

Executable exe 988e5097409fd40e34fc190ac8ffaa1c184102676fb1d413884ce793ff285b5a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2487278/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/349563/

Comments