MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 30739896ea12185d27e0921b2703f0c540950a3e90c374f2f252db4d654630b4. 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: 30739896ea12185d27e0921b2703f0c540950a3e90c374f2f252db4d654630b4
SHA3-384 hash: f3c57a6cc284ce7c02d7406446d541b427281a463033f2ef2eb85f2ceae24b463d8b94d305e7f4a86445386e00845a0c
SHA1 hash: 8b1cee541d91f7bf3b0d2ee09e5de7db19ba18c1
MD5 hash: 09ab6c3949fab29c8d5e4c16690fdeb6
humanhash: virginia-hotel-don-monkey
File name:30739896ea12185d27e0921b2703f0c540950a3e90c374f2f252db4d654630b4
Download: download sample
File size:4'980'503 bytes
First seen:2020-11-10 07:20:58 UTC
Last seen:2024-07-24 12:47:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 73db5c9b52201f07943a77eb03757432 (6 x CobaltStrike, 3 x Riskware.Generic)
ssdeep 98304:SW1qiPgxn+cuSuxx8Svt73qq36IdKtVxNw6pUkp3bkbRxzUh:53EnsxxDt73DdKrwapwb0h
Threatray 169 similar samples on MalwareBazaar
TLSH ED36339134C0E4B3D427003D7387C37A95FAB5B83B51D85637F5AACA297BBA32626305
Reporter seifreed

Intelligence

File Origin
# of uploads :
3
# of downloads :
47
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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.Dropper.Razy-7170446-1
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
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
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/30739896ea12185d27e0921b2703f0c540950a3e90c374f2f252db4d654630b4/
Threat name:
Win64.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2020-11-10 07:24:17 UTC
AV detection:
40 of 48 (83.33%)
Threat level:
  5/5
Verdict:
unknown
Similar samples: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 159 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike upx
Link:
https://tria.ge/reports/201110-6g52q6qz32/
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
UPX packed file
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