MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51edeab1acc8739d6e419b59c1ea6c1e1a8e783d1a3852729b35781ddb008639. 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: 6

Intelligence 6 IOCs YARA 4 File information Comments

SHA256 hash:	51edeab1acc8739d6e419b59c1ea6c1e1a8e783d1a3852729b35781ddb008639
SHA3-384 hash:	dce9b5e4101121b5765fd327264c5ef73530129eda88a866fce203a087af7abbe56257de858cfb73bdba2348fd827259
SHA1 hash:	095d2bef8afc9a657cb0dfbe9e95ae467a7364d0
MD5 hash:	7f6b8e103f0a42615d90a2b7ad862135
humanhash:	july-purple-stairway-pip
File name:	taskhost.exe
Download:	download sample
Signature	CoinMiner Create hunting rule
File size:	2'901'705 bytes
First seen:	2021-05-05 11:42:41 UTC
Last seen:	2021-05-05 12:02:01 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	eaf850221ebb92188ccb4c061d41387b (1 x AsyncRAT, 1 x CoinMiner, 1 x CoinMiner.XMRig)
ssdeep	49152:PwqJuy10dpFEjZFgwa0aTuyDAkD4qfFqlYCd6/0ihTFjKiq2:7ukoFKAhHcCqJ47hTBKiq2
TLSH	59D5BE17BC4C7D8DF992BAB62D8976196850FC34F628079B35C1B909E4383A7B077329
Reporter	starsSk87264403
Tags:	CoinMiner exe

Intelligence

File Origin

# of uploads :

# of downloads :

308

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/150557/

Detection(s):

Win.Trojan.Johnnie-9855122-0

Win.Trojan.Filerepmalware-9856658-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %AppData% subdirectories

Unauthorized injection to a recently created process

Creating a file

Launching a process

DNS request

Connecting to a cryptocurrency mining pool

Sending a custom TCP request

Creating a service

Launching a service

Loading a system driver

Sending a UDP request

Running batch commands

Creating a process from a recently created file

Deleting a recently created file

Moving a recently created file

Enabling autorun for a service

Unauthorized injection to a browser process

Sending an HTTP GET request to an infection source

Unauthorized injection to a system process

Enabling autorun by creating a file

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.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/51edeab1acc8739d6e419b59c1ea6c1e1a8e783d1a3852729b35781ddb008639/

Threat name:

Win32.Trojan.Wacatac

Status:

Malicious

First seen:

2021-05-04 05:42:21 UTC

AV detection:

23 of 28 (82.14%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=khw6vmnmzbzz23sbtnm4d2tmdyni46b5di4fe4u3gv4b3wyaqy4q._file

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:xmrig miner upx

Link:

https://tria.ge/reports/210505-rnedq8gfbs/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Drops startup file

UPX packed file

XMRig Miner Payload

xmrig

Unpacked files

SH256 hash:

b3bc8fc011be3dbe36eb4beb410154676b00e38fd50b9680b1083bae56f2fb9f

MD5 hash:

84daff6ca0bf67722b2159512dea3ece

SHA1 hash:

5097c2428b8d319a8bb086547d3d4f89b53977a9

Link:

https://www.unpac.me/results/fb70b02e-9a3a-4d3b-b5fa-1386c1d5c5d4/

SH256 hash:

9844b1d0904c4bbe9ad17fb325a9beadf8d731dea8b92100419aee92cedc6fdd

MD5 hash:

4db6eac9f1cd0fb3bfce3dafdccb9e00

SHA1 hash:

b646e7824bea0e253ee957311296e605dfa5af28

Link:

https://www.unpac.me/results/fb70b02e-9a3a-4d3b-b5fa-1386c1d5c5d4/

SH256 hash:

51edeab1acc8739d6e419b59c1ea6c1e1a8e783d1a3852729b35781ddb008639

MD5 hash:

7f6b8e103f0a42615d90a2b7ad862135

SHA1 hash:

095d2bef8afc9a657cb0dfbe9e95ae467a7364d0

Link:

https://www.unpac.me/results/fb70b02e-9a3a-4d3b-b5fa-1386c1d5c5d4/

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	MAL_XMR_Miner_May19_1 Create hunting rule
Author:	Florian Roth
Description:	Detects Monero Crypto Coin Miner
Reference:	https://www.guardicore.com/2019/05/nansh0u-campaign-hackers-arsenal-grows-stronger/

Rule name:	Ping_Del_method_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	cmd ping IP nul del

Rule name:	suspicious_packer_section Create hunting rule
Author:	@j0sm1
Description:	The packer/protector section names/keywords
Reference:	http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/