MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b8c558ef62907210377eb7dbdac0788c484642afee05b122b7a9a50946648cb. 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: 5


Intelligence 5 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3b8c558ef62907210377eb7dbdac0788c484642afee05b122b7a9a50946648cb
SHA3-384 hash: 071c24af8e6c41d66a61976081b35075ce10146117a404bc9d756d26b8cfff7d3d92af2965ece2d02fcb8dbd9c2cc972
SHA1 hash: bea027849a8c4ffe20c4ec6ce61c7c074cba1cca
MD5 hash: d7ea5a7d531170552a17c462dc1e2542
humanhash: muppet-london-happy-vegan
File name:3b8c558ef62907210377eb7dbdac0788c484642afee05b122b7a9a50946648cb
Download: download sample
File size:6'228'464 bytes
First seen:2020-11-10 09:09:43 UTC
Last seen:2024-07-24 13:15:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 71f37f91c14c4729e462a32b6b2ae9d4 (27 x CoinMiner, 12 x CobaltStrike)
ssdeep 98304:xiVduw5jdfE0pZ7V56utgpPFotBER/mQ32lUP:UywF56utgpPF8u/7P
Threatray 173 similar samples on MalwareBazaar
TLSH 2A565C41EDAB01F2EB8712308CB74E5F633372190335E6C3DA650A6FE9276E46A36751
Reporter seifreed

Intelligence

File Origin
# of uploads :
2
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.PrivateExeProte-16
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

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

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

Win.Coinminer.Generic-7151250-0
Create hunting rule

Win.Coinminer.Generic-7151253-0
Create hunting rule

Win.Coinminer.Generic-7151447-0
Create hunting rule

Win.Coinminer.Generic-7151488-0
Create hunting rule

Win.Coinminer.Generic-7155777-0
Create hunting rule

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

Win.Trojan.Razy-7331645-0
Create hunting rule

Win.Trojan.Razy-7332867-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
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/3b8c558ef62907210377eb7dbdac0788c484642afee05b122b7a9a50946648cb/
Threat name:
Win64.Trojan.CoinMiner
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 09:11:33 UTC
AV detection:
41 of 48 (85.42%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
0dfe035cb19749340bcaeff838980197af152f6513466a0d0970f7e5d28b2761
0f5a41631de5639ef01a6b3e2d77c63fddbaae40f19c5c0c2bcb8963581c396a
241ef6bcf617456f45f2a71f8a648b118b1c833f4f126f540081f7e446b4dc20
36579c165c7bbb1772944bb52e384c8bc93389a8a7dc2fedb9a87b677f4f540f
7ac3ed0f2df0522c50dbf1bacdf0278e7536819597aa5ba3e22f9e1b4f8710a7
873cfab70ca782bb2ce65fecd9eaad7aa2d49ad9e48ac1afb33bdcfb44aa3a3a
8f40564dcfe4ebf65df0e782346375c9f980338b746581747c7fc307a39da15e
9aea9024652f05def6298f97f790d4faeaadc14c463e3e98cd2b2be6fab226c9
a2e2b9c58537f3211cf4a643b93c3526002709eabdee27f0cbbfb9fc1ed63acb
da5cbe3b9259ea79fe77d60ebb5e2840e37e239068160ffeccd4be2652a7e34c
+ 163 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike backdoor trojan upx
Link:
https://tria.ge/reports/201110-514qaazk5e/
Behaviour
Suspicious use of WriteProcessMemory
Drops file in Windows directory
JavaScript code in executable
Loads dropped DLL
Executes dropped EXE
UPX packed file
Cobalt Strike reflective loader
Cobaltstrike
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
Unpacked files
SH256 hash:
3b8c558ef62907210377eb7dbdac0788c484642afee05b122b7a9a50946648cb
MD5 hash:
d7ea5a7d531170552a17c462dc1e2542
SHA1 hash:
bea027849a8c4ffe20c4ec6ce61c7c074cba1cca
Link:
https://www.unpac.me/results/a99ccd4b-a277-4091-8f40-413031835f9a/
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