MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f8f34f31ccb111e148d818e7b5e5c4ea0268d97af23bccc6f25a59b3b03a1792. 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
| SHA256 hash: | f8f34f31ccb111e148d818e7b5e5c4ea0268d97af23bccc6f25a59b3b03a1792 |
|---|---|
| SHA3-384 hash: | 1fc377c4937e35be74a6e69217c5886b2e09f09b7ed3fc906012e0b3962980b1a87ddcb4523b22bf2ee6b19515bc1c7d |
| SHA1 hash: | 5f6228d21a528db622d6b4b7530f1fdb8a054fde |
| MD5 hash: | f53673aec0316b62ec1960799c371b6f |
| humanhash: | wisconsin-bakerloo-artist-fourteen |
| File name: | SecuriteInfo.com.Variant.Cerbu.136031.1446.27160 |
| Download: | download sample |
| Signature | CoinMiner |
| File size: | 234'496 bytes |
| First seen: | 2022-03-23 09:13:30 UTC |
| Last seen: | 2022-03-25 07:27:22 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 6144:fBCTWuKDvbHPQejmuW0ze8W9B5LuzVjNiV7jseQsrRUAfwSchm5D1pWSS:fcWuKDTvj3W0ze8W9B5LuhjNiV7jseQG |
| Threatray | 1'462 similar samples on MalwareBazaar |
| TLSH | T12F34349D726072EFC867D472DEA81DA8EA5034BB931B4203902715EDEE4D89BDF144F2 |
| Reporter |  SecuriteInfoCom |
| Tags: | CoinMiner exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Searching for the window
Searching for synchronization primitives
Searching for the Windows task manager window
Launching a process
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a window
Creating a file
DNS request
Sending an HTTP POST request
Connecting to a cryptocurrency mining pool
Sending a custom TCP request
Creating a service
Launching a service
Loading a system driver
Unauthorized injection to a recently created process
Launching a tool to kill processes
Enabling autorun for a service
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
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.
Gathering data
Result
Threat name:
Xmrig
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Behaviour
Behavior Graph:
n/a
Threat name:
ByteCode-MSIL.Trojan.Cerbu
Status:
Malicious
First seen:
2022-03-20 18:51:19 UTC
File Type:
PE (.Net Exe)
AV detection:
32 of 42 (76.19%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 1'452 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Score:
10/10
Tags:
family:xmrig miner
Behaviour
Delays execution with timeout.exe
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Deletes itself
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
XMRig Miner Payload
xmrig
Unpacked files
SH256 hash:
3843beab4f066553912e1c5c3aea7a2a8b11da892f65064c06f446aba7d27a51
MD5 hash:
69fb25dd358c224b385d728d90dba5b1
SHA1 hash:
058a150e0f65efa0af02f4f1ba8878af7a02d745
SH256 hash:
f8f34f31ccb111e148d818e7b5e5c4ea0268d97af23bccc6f25a59b3b03a1792
MD5 hash:
f53673aec0316b62ec1960799c371b6f
SHA1 hash:
5f6228d21a528db622d6b4b7530f1fdb8a054fde
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| 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
Delivery method
Distributed via web download
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