MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 773d0799c4d6cca486b22a0f03c166f6dc45eb84d635b8f6a5bfabc77821648d. 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: 7
| SHA256 hash: | 773d0799c4d6cca486b22a0f03c166f6dc45eb84d635b8f6a5bfabc77821648d |
|---|---|
| SHA3-384 hash: | e959ed0e832cc9776d7ac7927b8966a204ef04816b96b9be0e2cb55b758b1eda0e1bb664b62b83e8ab054bd1d255bc81 |
| SHA1 hash: | ed5632cdb19f8c0b4fa2b4d7b1a2c590428639eb |
| MD5 hash: | a3923f5a4bb302e1397d617124f22a03 |
| humanhash: | pennsylvania-fifteen-hawaii-single |
| File name: | 773d0799c4d6cca486b22a0f03c166f6dc45eb84d635b8f6a5bfabc77821648d |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 212'480 bytes |
| First seen: | 2020-11-11 11:09:09 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 199c3b2f92d728912bb206ea499d43f1 (179 x CobaltStrike) |
| ssdeep | 3072:FtMqC6rI2pOVEvr/YYWahnTrGbJVCtiz3tFjLN8iEAL0GJbjP776j5U45a:FzdIWsxahTQJBLNPpxP7Ojo |
| Threatray | 106 similar samples on MalwareBazaar |
| TLSH | 3F24AFA13581C472C14A0075A64FCB7E9B7978F459B5D487FB5C0AA89E722E3DB3A303 |
| Reporter |  seifreed |
| Tags: | CobaltStrike |
Intelligence
File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
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.
Threat name:
Win32.PUA.CobaltStrikeBeacon
Status:
Malicious
First seen:
2020-11-11 11:10:57 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
1/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
+ 96 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Score:
10/10
Tags:
family:cobaltstrike
Behaviour
Suspicious use of WriteProcessMemory
Unpacked files
SH256 hash:
773d0799c4d6cca486b22a0f03c166f6dc45eb84d635b8f6a5bfabc77821648d
MD5 hash:
a3923f5a4bb302e1397d617124f22a03
SHA1 hash:
ed5632cdb19f8c0b4fa2b4d7b1a2c590428639eb
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | APT_CobaltStrike_Beacon_Indicator |
|---|---|
| Author: | JPCERT |
| Description: | Detects CobaltStrike beacons |
| Reference: | https://github.com/JPCERTCC/aa-tools/blob/master/cobaltstrikescan.py |
| 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 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect CobaltStrike Beacon in memory |
| Reference: | https://blogs.jpcert.or.jp/en/2018/08/volatility-plugin-for-detecting-cobalt-strike-beacon.html |
| Rule name: | CobaltStrikeBeacon |
|---|---|
| Author: | enzo |
| Description: | Cobalt Strike Beacon Payload |
| Rule name: | CobaltStrike_C2_Encoded_Config_Indicator |
|---|---|
| Author: | yara@s3c.za.net |
| Description: | Detects CobaltStrike C2 encoded profile configuration |
| 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: | crime_win32_csbeacon_1 |
|---|---|
| Author: | @VK_Intel |
| Description: | Detects Cobalt Strike loader |
| Reference: | https://twitter.com/VK_Intel/status/1239632822358474753 |
| Rule name: | HKTL_Meterpreter_inMemory |
|---|---|
| Author: | netbiosX, Florian Roth |
| Description: | Detects Meterpreter in-memory |
| Reference: | https://www.reddit.com/r/purpleteamsec/comments/hjux11/meterpreter_memory_indicators_detection_tooling/ |
| 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: | SUSP_XORed_Mozilla |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious XORed keyword - Mozilla/5.0 |
| 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.
Delivery method
Other
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