MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4644d7df68f2c02da73638ef92352c969267890dab736ea48d60c063b1676b9. 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


Cosmu


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4644d7df68f2c02da73638ef92352c969267890dab736ea48d60c063b1676b9
SHA3-384 hash: 741eaabbcfe9f5c991e9537f32d5a9a7a6553122076b1550423afa205712fe41e3f16e32ebefdb865623e7c9f27238ec
SHA1 hash: b7852dff877b2473726188e0780427f854d228fc
MD5 hash: c1bb1242df6d45fbd14b3932a99b38fd
humanhash: winter-angel-black-lamp
File name:sneeze.exe
Download: download sample
Signature Cosmu
Create hunting rule
File size:77'246 bytes
First seen:2022-04-01 16:37:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8abecba2211e61763c4c9ffcaa13369e (172 x Cosmu, 1 x Zombie, 1 x CobaltStrike)
ssdeep 768:W7BlphA7pARFbhOm0CAbLgK4fZ9Z34fZ9ZwQkQMTQbzjrY/+Tfq5WxP9sndcycN:W7ZhA7pApH1pb7WxP9snG
Threatray 5 similar samples on MalwareBazaar
TLSH T17E7306CB8F50F81EE9192830A846385F8E367CC873DAFD3AAD4545D91CA17A895DC223
File icon (PE):PE icon
dhash icon 71e8d4968ecc68f9 (25 x Cosmu)
Reporter adm1n_usa32
Tags:Cosmu exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Generickdz-9938530-0
Create hunting rule

Win.Trojan.Generickdz-9938958-0
Create hunting rule

Win.Trojan.Cosmu-1058
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Moving a recently created file
Modifying an executable file
Infecting executable files
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/12353/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll virus zombie
Link:
https://www.filescan.io/uploads/62472a6a1f204239486614e9/reports/d3fbeb68-1830-4ab1-95e3-a2dc3cf01649/overview
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.
Malware family:
Cosmu
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4e26f51e-26b6-44eb-9075-d6fe8e64c5ab
Result
Threat name:
Unknown
Detection:
malicious
Classification:
adwa.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/969168
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates files in the recycle bin to hide itself
Drops PE files to the startup folder
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4644d7df68f2c02da73638ef92352c969267890dab736ea48d60c063b1676b9/
Threat name:
Win32.Spyware.Zombie
Create hunting rule
Status:
Malicious
First seen:
2022-03-29 10:51:46 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
40 of 42 (95.24%)
Threat level:
  2/5
Verdict:
malicious
Similar samples:
0a53a78b2728beb7f8fb17135bd7c013aca9d7a2ec73d8c81542d7dfcad8bead
Cosmu
7e26a05d10a275416faae5ab2721604bf485683e7ba2263627df7686e233da46
Cosmu
b3cdfa54782830b4272a446ad26541c72f20f8b9656472f945f74c16aff8b99f
Cosmu
c147611e7b8819ecbf4f4130d4000c7e01c1219b95ef9d89b11f802fbb6a46b1
Cosmu
ffd30ecdca3de5df82a5276690a913716be15d156cbc344b49866750d219717a
Cosmu
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/220401-t5ctfaadbm/
Behaviour
Drops file in Program Files directory
Unpacked files
SH256 hash:
f4644d7df68f2c02da73638ef92352c969267890dab736ea48d60c063b1676b9
MD5 hash:
c1bb1242df6d45fbd14b3932a99b38fd
SHA1 hash:
b7852dff877b2473726188e0780427f854d228fc
Link:
https://www.unpac.me/results/9348c1c6-c762-4f88-a0c0-1acbbe269d29/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f4644d7df68f2c02da73638ef92352c969267890dab736ea48d60c063b1676b9

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments