MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 77e702d254b785a06bcf595edf09601d6cffc172cf019646145c7631091e20a9. 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
| SHA256 hash: | 77e702d254b785a06bcf595edf09601d6cffc172cf019646145c7631091e20a9 |
|---|---|
| SHA3-384 hash: | d101cd6d79b90703ac7ee7b3892c70eb36f12519340cb10f0f1d3ee86d1d92c21515ba9e5140c589cdb2461d262b29e5 |
| SHA1 hash: | 935ad4c746965e5a92a7d82d8c0b96cffc4fde08 |
| MD5 hash: | 99f51633e0f6419c6310a9e08d3626a1 |
| humanhash: | massachusetts-arizona-emma-monkey |
| File name: | 99f51633e0f6419c6310a9e08d3626a1 |
| Download: | download sample |
| Signature | CoinMiner |
| File size: | 6'520'832 bytes |
| First seen: | 2021-10-05 10:19:08 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9a9e6c9ce6105ad0da2a6340043f0b25 (1 x CoinMiner) |
| ssdeep | 196608:vg+4e5gFmXm5lxO8nTg0S4Two7zex35w:vg+FWLOpzqzeE |
| Threatray | 26 similar samples on MalwareBazaar |
| TLSH | T1EA6623F97288376CC01FCC749833E945A2B5520E5BE8966E78CFB7C03BAB610D646B45 |
| File icon (PE): |  |
| dhash icon | 74e0c4c4c4ccccd4 (4 x RedLineStealer, 1 x CoinMiner, 1 x LummaStealer) |
| Reporter |  zbetcheckin |
| Tags: | CoinMiner exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
recrypt.exe
Verdict:
Malicious activity
Analysis date:
2021-09-30 12:29:00 UTC
Tags:
trojan rat redline stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Sending an HTTP GET request
Launching the process to change network settings
Launching a service
Creating a file
Launching the default Windows debugger (dwwin.exe)
Blocking Windows Firewall launch
Firewall traversal
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware packed
Verdict:
Suspicious
Result
Threat name:
Xmrig
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Creates files in the system32 config directory
Found strings related to Crypto-Mining
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sample is not signed and drops a device driver
Sigma detected: Powershell Defender Exclusion
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
Uses netsh to modify the Windows network and firewall settings
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.Miner
Status:
Malicious
First seen:
2021-09-28 01:06:48 UTC
AV detection:
23 of 45 (51.11%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 16 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
evasion persistence themida trojan
Behaviour
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Checks BIOS information in registry
Drops startup file
Loads dropped DLL
Themida packer
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Modifies security service
Unpacked files
SH256 hash:
77e702d254b785a06bcf595edf09601d6cffc172cf019646145c7631091e20a9
MD5 hash:
99f51633e0f6419c6310a9e08d3626a1
SHA1 hash:
935ad4c746965e5a92a7d82d8c0b96cffc4fde08
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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