MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cffc73850abfc4ca8cd6bc11ef77d8d91926046ee77e444de2c387061260f44b. 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: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: cffc73850abfc4ca8cd6bc11ef77d8d91926046ee77e444de2c387061260f44b
SHA3-384 hash: aa165fd714156551b7e0eeda171ef144a14ef657151ca470606137116cb12e982eaffd60e1541ba9ba56267e42c1f80a
SHA1 hash: 372e822ce100a56d5066fce4574b9b0833daf27c
MD5 hash: fb21c01c3d8d6b321034d48518c3d2a0
humanhash: low-jupiter-sierra-july
File name:file
Download: download sample
Signature CoinMiner
File size:1'448'960 bytes
First seen:2022-11-23 09:35:58 UTC
Last seen:2022-11-23 11:38:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d207d3b8926b66a5fad6dba6e60fd612 (2 x CoinMiner)
ssdeep 24576:MiCj1Tnwpevq7BZlrkY/wP91wSRXZZAvnn3h:MR1Twpevq7HJkY4nwSRXIPn
Threatray 6'288 similar samples on MalwareBazaar
TLSH T162658D013BA4B900C19F497498BA469527E37FD64C705067A7E839DA9FB32903D2D3EE
File icon (PE):PE icon
dhash icon 8abeecdcb2bbf86c (3 x CoinMiner)
Reporter andretavare5
Tags:CoinMiner exe


Avatar
andretavare5
Sample downloaded from http://smart.klarerp.com/svcrun.exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2022-11-23 09:39:10 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the %temp% directory
Enabling the 'hidden' option for recently created files
Running batch commands
Creating a process from a recently created file
Sending a custom TCP request
Creating a process with a hidden window
Creating a window
Using the Windows Management Instrumentation requests
Sending an HTTP POST request
Searching for synchronization primitives
DNS request
Connecting to a cryptocurrency mining pool
Creating a service
Launching a service
Loading a system driver
Launching a process
Сreating synchronization primitives
Enabling autorun for a service
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
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.
Result
Threat name:
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Contains functionality to detect virtual machines (IN, VMware)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
DNS related to crypt mining pools
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Sets debug register (to hijack the execution of another thread)
Tries to evade debugger and weak emulator (self modifying code)
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 752281 Sample: file.exe Startdate: 23/11/2022 Architecture: WINDOWS Score: 100 35 xmr-eu1.nanopool.org 2->35 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected Xmrig cryptocurrency miner 2->49 51 3 other signatures 2->51 10 file.exe 5 2->10         started        signatures3 process4 file5 31 C:\ProgramData\winrar\OWT.exe, MS-DOS 10->31 dropped 33 C:\Users\user\AppData\Local\...\file.exe.log, CSV 10->33 dropped 53 Detected unpacking (changes PE section rights) 10->53 55 Detected unpacking (overwrites its own PE header) 10->55 57 Sets debug register (to hijack the execution of another thread) 10->57 59 2 other signatures 10->59 14 cmd.exe 1 10->14         started        16 powershell.exe 20 10->16         started        signatures6 process7 process8 18 OWT.exe 14->18         started        21 conhost.exe 14->21         started        23 timeout.exe 1 14->23         started        25 conhost.exe 16->25         started        signatures9 37 Multi AV Scanner detection for dropped file 18->37 39 Contains functionality to detect virtual machines (IN, VMware) 18->39 41 Tries to evade debugger and weak emulator (self modifying code) 18->41 43 Adds a directory exclusion to Windows Defender 18->43 27 powershell.exe 18->27         started        process10 process11 29 conhost.exe 27->29         started       
Threat name:
Win64.Trojan.Privateloader
Status:
Malicious
First seen:
2022-11-23 09:36:19 UTC
File Type:
PE+ (Exe)
Extracted files:
393
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xmrig miner
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
XMRig Miner payload
xmrig
Unpacked files
SH256 hash:
cffc73850abfc4ca8cd6bc11ef77d8d91926046ee77e444de2c387061260f44b
MD5 hash:
fb21c01c3d8d6b321034d48518c3d2a0
SHA1 hash:
372e822ce100a56d5066fce4574b9b0833daf27c
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

Comments