MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8b855b57f8cd532db46946a38f929e5e5d43d7c1c5ea09a5b51c21097143a282. 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
CobaltStrike
Vendor detections: 6
| SHA256 hash: | 8b855b57f8cd532db46946a38f929e5e5d43d7c1c5ea09a5b51c21097143a282 |
|---|---|
| SHA3-384 hash: | 2446c091920c25d06b38248a9d689687980344ae8d0e6c1dbaba983ed7f7b58b5b2dec4582fb954f4c0ae22b4be6b7f4 |
| SHA1 hash: | 6e668d82777609a7ff7ccb1e12a64c3a4c2ca72b |
| MD5 hash: | fcff84681feef92aa685bc9e5edada41 |
| humanhash: | floor-uncle-minnesota-moon |
| File name: | 8b855b57f8cd532db46946a38f929e5e5d43d7c1c5ea09a5b51c21097143a282 |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 19'968 bytes |
| First seen: | 2020-08-27 10:42:02 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 384:yMaJdNctiYIcJPJHGHWl+Sb9cEj7QZlAHFd:8PctJB4HEP+Ej7jFd |
| Threatray | 76 similar samples on MalwareBazaar |
| TLSH | F59271242EFA5029F1B3AF794AE47697DA6EF3732707955E1091038B4723A41CDC253D |
| Reporter |  JAMESWT_WT |
| Tags: | CobaltStrike |
Intelligence
File Origin
# of uploads :
1
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending an HTTP GET request
Sending a UDP request
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
60 / 100
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Hacktool.Viemlod
Status:
Malicious
First seen:
2020-08-14 16:33:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 29 (72.41%)
Threat level:
1/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 66 additional samples on MalwareBazaar
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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: | Beacon_K5om |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Meterpreter Beacon - file K5om.dll |
| Reference: | https://www.fireeye.com/blog/threat-research/2017/06/phished-at-the-request-of-counsel.html |
| Rule name: | CobaltStrike_Sleep_Decoder_Indicator |
|---|---|
| Author: | yara@s3c.za.net |
| Description: | Detects CobaltStrike sleep_mask decoder |
| Rule name: | CobaltStrike_Unmodifed_Beacon |
|---|---|
| Author: | yara@s3c.za.net |
| Description: | Detects unmodified CobaltStrike beacon DLL |
| Rule name: | Leviathan_CobaltStrike_Sample_1 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Cobalt Strike sample from Leviathan report |
| Reference: | https://goo.gl/MZ7dRg |
| Rule name: | Malware_QA_vqgk |
|---|---|
| Author: | Florian Roth |
| Description: | VT Research QA uploaded malware - file vqgk.dll |
| Reference: | VT Research QA |
| Rule name: | PowerShell_Susp_Parameter_Combo |
|---|---|
| Author: | Florian Roth |
| Description: | Detects PowerShell invocation with suspicious parameters |
| Reference: | https://goo.gl/uAic1X |
| Rule name: | ReflectiveLoader |
|---|---|
| Description: | Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended |
| Reference: | Internal Research |
| Rule name: | WiltedTulip_ReflectiveLoader |
|---|---|
| Author: | Florian Roth |
| Description: | Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip |
| Reference: | http://www.clearskysec.com/tulip |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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