MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290
SHA3-384 hash: dbcdb6dc58143052a269e9c9205eb2942e3b22e5778b96b3d5be9b536f13f3fd2aa7263a37215c4cfdd6b6f96fa82021
SHA1 hash: 0bbd1560602aca4210660580c00b36b3726b0f63
MD5 hash: fb6f76b4f93acc6fcd026eb66652e939
humanhash: johnny-september-timing-cola
File name:fb6f76b4f93acc6fcd026eb66652e939.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:3'738'624 bytes
First seen:2023-02-11 09:06:11 UTC
Last seen:2023-08-25 17:07:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c24ea937b2b0d62e829e8a8faeff5a8d (26 x CoinMiner, 1 x CoinMiner.XMRig)
ssdeep 98304:SD52ZAgCCRgZ2IGKRW/Uxi3sjc3dHYfDUG4RKGcEtQ:LZAgC6CeuW/0Kv3dHYYHY5Eq
TLSH T1AD062301DDC3656CCB05B53F81E3D36E68CEBEB8D254288F2F93D4595E358E06A009BA
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10523/12/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fb6f76b4f93acc6fcd026eb66652e939.exe
Verdict:
Malicious activity
Analysis date:
2023-02-11 09:16:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/babe4de0-03eb-4018-ab11-580b27fbd342

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/363870/
Detection(s):
Win.Malware.Trojanx-9977539-0
Create hunting rule

Win.Malware.Miner-9978777-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Using the Windows Management Instrumentation requests
Running batch commands
Creating a file in the Program Files subdirectories
Creating a process from a recently created file
Changing the hosts file
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/68044/overview
Behaviour
MalwareBazaar
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290
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/ca3749db-1cf0-4a13-8087-567f8c86c319
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
adwa.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1171882
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Creates files in the system32 config directory
Found hidden mapped module (file has been removed from disk)
Maps a DLL or memory area into another process
Modifies power options to not sleep / hibernate
Modifies the context of a thread in another process (thread injection)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sample is not signed and drops a device driver
Uses cmd line tools excessively to alter registry or file data
Uses powercfg.exe to modify the power settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 804669 Sample: K8QYlchN13.exe Startdate: 11/02/2023 Architecture: WINDOWS Score: 100 45 Antivirus detection for dropped file 2->45 47 Multi AV Scanner detection for dropped file 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 3 other signatures 2->51 6 updater.exe 4 2->6         started        10 cmd.exe 1 2->10         started        12 K8QYlchN13.exe 1 2->12         started        14 10 other processes 2->14 process3 file4 35 C:\Windows\Temp\gjlahheb.tmp, PE32+ 6->35 dropped 37 C:\Program Filesbehaviorgraphoogle\Libs\WR64.sys, PE32+ 6->37 dropped 53 Protects its processes via BreakOnTermination flag 6->53 55 Writes to foreign memory regions 6->55 57 Modifies the context of a thread in another process (thread injection) 6->57 73 2 other signatures 6->73 16 conhost.exe 6->16         started        19 conhost.exe 6->19         started        59 Uses cmd line tools excessively to alter registry or file data 10->59 61 Uses powercfg.exe to modify the power settings 10->61 63 Modifies power options to not sleep / hibernate 10->63 21 reg.exe 1 10->21         started        23 reg.exe 1 10->23         started        25 reg.exe 1 10->25         started        31 8 other processes 10->31 39 C:\Program Filesbehaviorgraphoogle\Chrome\updater.exe, PE32+ 12->39 dropped 41 C:\Windows\System32\drivers\etc\hosts, ASCII 12->41 dropped 65 Modifies the hosts file 12->65 67 Adds a directory exclusion to Windows Defender 12->67 69 Creates files in the system32 config directory 14->69 71 Uses schtasks.exe or at.exe to add and modify task schedules 14->71 27 conhost.exe 14->27         started        29 conhost.exe 14->29         started        33 28 other processes 14->33 signatures5 process6 dnsIp7 43 xmr.2miners.com 162.19.139.184, 12222, 49704 CENTURYLINK-US-LEGACY-QWESTUS United States 16->43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290/
Threat name:
Win64.Hacktool.Aicat
Create hunting rule
Status:
Malicious
First seen:
2023-02-08 07:37:00 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
22 of 26 (84.62%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zmncfc27saa53gwpj7ass3b7mc4qcsxeq7prfpelwl54monhekia._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig evasion miner upx
Link:
https://tria.ge/reports/230211-k3bc6ada33/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Loads dropped DLL
UPX packed file
Executes dropped EXE
Drops file in Drivers directory
Stops running service(s)
XMRig Miner payload
Modifies security service
Suspicious use of NtCreateUserProcessOtherParentProcess
xmrig
Unpacked files
SH256 hash:
cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290
MD5 hash:
fb6f76b4f93acc6fcd026eb66652e939
SHA1 hash:
0bbd1560602aca4210660580c00b36b3726b0f63
Link:
https://www.unpac.me/results/ab7ebf7f-a581-418e-ab1f-ef41cd094ba6/
Malware family:
XMRig
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cb1a228b5f90/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/cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290

File information

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

Web download

CoinMiner

Executable exe cb1a228b5f9001dd9acf4fc1296c3f60b9014ae487df12bc8bb2fbc639a72290

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2536825/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/363870/

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