MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39f710e9b910828fc0297e75e542e295e9421a5133d6f663c930cef9d1024a85. 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: 8
| SHA256 hash: | 39f710e9b910828fc0297e75e542e295e9421a5133d6f663c930cef9d1024a85 |
|---|---|
| SHA3-384 hash: | 0ca3c90689db224dd21c26a3ba2161958e47a7c3c8a4e8c18f9108306eea918e1fbf3a76fc9c34b18974aec7f63d465d |
| SHA1 hash: | 3b6b6ce3118fc4db4815d0c6b8c4f66d46ea2e25 |
| MD5 hash: | dd46c5fd32f4576d9575b79797c64c45 |
| humanhash: | moon-delta-mockingbird-spring |
| File name: | 39f710e9b910828fc0297e75e542e295e9421a5133d6f663c930cef9d1024a85 |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 210'944 bytes |
| First seen: | 2020-11-11 10:50:31 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 0bc418575efc832b308d227b31192688 (42 x CobaltStrike) |
| ssdeep | 3072:nrVYwBNNR+1IcYINY3aVf5f/JZmr1HYtwOijGmpdsUEtolUt4L5o3uN:WqEYKVhf/2HLqb5toNz |
| Threatray | 93 similar samples on MalwareBazaar |
| TLSH | 49248EB03491E036C04B0039621F9B6E6BF9F9F427B59447FB884A599E717A3DB29303 |
| Reporter |  seifreed |
| Tags: | CobaltStrike |
Intelligence
File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
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 10:51:08 UTC
AV detection:
37 of 48 (77.08%)
Threat level:
1/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
+ 83 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Score:
10/10
Tags:
family:cobaltstrike backdoor trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Cobaltstrike
Unpacked files
SH256 hash:
39f710e9b910828fc0297e75e542e295e9421a5133d6f663c930cef9d1024a85
MD5 hash:
dd46c5fd32f4576d9575b79797c64c45
SHA1 hash:
3b6b6ce3118fc4db4815d0c6b8c4f66d46ea2e25
Detections:
win_cobalt_strike_auto
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: | 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: | MALW_cobaltrike |
|---|---|
| Author: | Marc Rivero | McAfee ATR Team |
| Description: | Rule to detect CobaltStrike beacon |
| 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: | SUSP_XORed_URL_in_EXE |
|---|---|
| Author: | Florian Roth |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | WiltedTulip_ReflectiveLoader |
|---|---|
| Author: | Florian Roth |
| Description: | Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip |
| Reference: | http://www.clearskysec.com/tulip |
| Rule name: | win_cobalt_strike_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
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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