MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a9c4cf06a98848d800eaf6c4cd4a30e50b4123079c3ba71dd69cfb9554b3ad8. 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: 3a9c4cf06a98848d800eaf6c4cd4a30e50b4123079c3ba71dd69cfb9554b3ad8
SHA3-384 hash: 89ef9c5983c57f2a0844aa790a03af9c0462eb1c07ed8d0aa7a706a97356f8470323d8dc79847144368b363e13368fed
SHA1 hash: c6f8ab43179a7071a9caa7430a994ea55e94aa4b
MD5 hash: e627f658511eb6a0379998bc90c3590e
humanhash: triple-leopard-quiet-emma
File name:3a9c4cf06a98848d800eaf6c4cd4a30e50b4123079c3ba71dd69cfb9554b3ad8
Download: download sample
File size:11'193'623 bytes
First seen:2020-11-10 07:20:49 UTC
Last seen:2024-07-24 13:12:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f06dc709a5b17f58964c6e5478a768b5 (4 x CobaltStrike, 4 x Riskware.Generic, 1 x CoinMiner)
ssdeep 196608:7i1cwybZSqj1HvuDU9rcPcD/zFRThcTwHEFoWm3:7MdylRuDXk7nThBHL
Threatray 169 similar samples on MalwareBazaar
TLSH 78B67D27F5E204FDC67FD17082979732BA31786942307BAB1B90DA752F12F906A2E714
Reporter seifreed

Intelligence

File Origin
# of uploads :
3
# of downloads :
46
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
Modifying an executable file
Changing a file
Launching the default Windows debugger (dwwin.exe)
Creating a window
Creating a file in the mass storage device
Changing critical settings of the Internet Explorer browser
Infecting executable files
Enabling threat expansion on mass storage devices by creating the autorun.inf autorun 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/3a9c4cf06a98848d800eaf6c4cd4a30e50b4123079c3ba71dd69cfb9554b3ad8/
Threat name:
Win64.Trojan.CoinMiner
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 07:24:11 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
0c3155d4c87559a9fb87f0341c84a91b0ed6d17c1a3bbf5f1ffa2647cab8be53
17a03214826dd51fdba7f59389b780074c80c95dd229159131d3e63862611955
2ec0880418b3a5697ac69cecb0f194d2a6a2e5785f1dded079c5e12056d45c31
85a588bc7e92b4e3a32b439477d47a54da61a22f9bb333e4257966ae291d383a
90306e0e077ee4cddd2df457644fa24d5d81ec9fedbfa379bef88061ade4b25c
b09d35ccef1c0c365b08cd320dea186d23902a900d34dfd170767b5d42a550ce
bebb125456266d90678d0bb26ec95a812a96edd68523d41b00a7d7c9ead8a821
c7fdc6e8e80f30dc2855d60f22e5a18ee5a42dcb66f482e2bbc0e0d916bf75f2
d263ca7460c0c002e23422c350e23bc02ced51761458bfed03f2941592d54436
f76cbbad83d664efe35bb003a855850e13f4096ca4d75b470eb11745661d3722
+ 159 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike
Link:
https://tria.ge/reports/201110-7xjnqssrjn/
Behaviour
Modifies Internet Explorer start page
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
Program crash
Drops file in Program Files directory
Drops autorun.inf file
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