MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28077a71b3aff9c96a58949ab21b2c9494ff76bbe29ea5df497fa9e2fc26b5a0. 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


Threat unknown


Vendor detections: 3


Intelligence 3 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28077a71b3aff9c96a58949ab21b2c9494ff76bbe29ea5df497fa9e2fc26b5a0
SHA3-384 hash: 93483a2b0a6179e58b1db4853521e1a154f4c9841e63e14c92fa37aaf99fef039e4a11d24bdbe66c1025dc530e9a8eb8
SHA1 hash: 2e9186ce70fc5cb3f295333d46375cc0254af0ad
MD5 hash: 4b7b73540706af3d67979e0445c8e211
humanhash: arizona-crazy-nuts-potato
File name:28077a71b3aff9c96a58949ab21b2c9494ff76bbe29ea5df497fa9e2fc26b5a0
Download: download sample
File size:11'562'273 bytes
First seen:2020-11-10 06:57:28 UTC
Last seen:2024-07-24 12:25:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f06dc709a5b17f58964c6e5478a768b5 (4 x CobaltStrike, 4 x Riskware.Generic, 1 x CoinMiner)
ssdeep 196608:ztH1z6x1Cp+i7B/uDUP+Him4djDLmEkIwHEFoWIp:z1d6gNRuDDPs7mE2Hv
Threatray 169 similar samples on MalwareBazaar
TLSH 57C68D27F5A204FDC67FD1708297D732BA31786942307BAB1B90DA752F12F906A2E714
Reporter seifreed

Intelligence

File Origin
# of uploads :
2
# of downloads :
52
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Pseudosigner-36
Create hunting rule

SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Win.Trojan.CobaltStrike-8091534-0
Create hunting rule

Win.Tool.CobaltStrike-6336852-0
Create hunting rule

Win.Malware.Tofsee-6896728-0
Create hunting rule

Win.Malware.Tofsee-7057860-0
Create hunting rule

Win.Coinminer.Generic-7158858-0
Create hunting rule

Multios.Coinminer.Miner-6781728-2
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a file
Sending a custom TCP request
Creating a file in the system32 subdirectories
Modifying an executable file
Changing a file
Connection attempt
Launching the default Windows debugger (dwwin.exe)
Creating a window
Changing critical settings of the Internet Explorer browser
Creating a file in the mass storage device
Infecting executable files
Enabling threat expansion on mass storage devices by creating the autorun.inf autorun file
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28077a71b3aff9c96a58949ab21b2c9494ff76bbe29ea5df497fa9e2fc26b5a0/
Threat name:
Win64.Trojan.CoinMiner
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 06:59:44 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
0554d7a70d8c9140ce2f2548721df62e6e6cee5c2154c07f8177483503b9e710
0c3155d4c87559a9fb87f0341c84a91b0ed6d17c1a3bbf5f1ffa2647cab8be53
14e4b0ffba8ddb85ba6675ab2436b56f3f1a0747e74192dca3055f960d746821
1b849a9e416510a43ae6f3ef8b9a272f7f3094ae1af7f8228212e39dc9fb64f7
2ec0880418b3a5697ac69cecb0f194d2a6a2e5785f1dded079c5e12056d45c31
922d893e23a33a3ad96428f86dc0f4c835eb73988cc16bbaa9caa1851627f182
bebb125456266d90678d0bb26ec95a812a96edd68523d41b00a7d7c9ead8a821
c7fdc6e8e80f30dc2855d60f22e5a18ee5a42dcb66f482e2bbc0e0d916bf75f2
d263ca7460c0c002e23422c350e23bc02ced51761458bfed03f2941592d54436
db7d5e8ea7cf618b776d4321f36f80bd652f95124b603c606c2c663db9c8fcd8
+ 159 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/201110-5xbgxe4csn/
Behaviour
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
Modifies Internet Explorer start page
Program crash
Drops file in Program Files directory
Drops file in System32 directory
Drops autorun.inf file
Adds Run key to start application
Drops desktop.ini file(s)
Legitimate hosting services abused for malware hosting/C2
Malware Config
C2 Extraction:
http://ns7.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
http://ns8.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
http://ns9.softline.top:443/s/ref=nb_sb_noss_1/167-3294888-0262949/field-keywords=books
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.

  
Delivery method
Other

Comments