MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2ba25093b5c99be16aba28dc6f466e0a08b14c50261f9f5429b337097a952a98. 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: 9
| SHA256 hash: | 2ba25093b5c99be16aba28dc6f466e0a08b14c50261f9f5429b337097a952a98 |
|---|---|
| SHA3-384 hash: | bec55a7eb76c416e6f64ddd9183b5f9c9045166f9aad0b19fbc982fa7b528ef7476bab298c88d24e2139fc359c99d8b3 |
| SHA1 hash: | 1e5509e7eda04c9361d2bb157a75d639317a7184 |
| MD5 hash: | 8710ba417e82a1c95806a2913819d029 |
| humanhash: | four-jersey-grey-wolfram |
| File name: | 8710ba417e82a1c95806a2913819d029 |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 262'144 bytes |
| First seen: | 2020-10-25 08:07:04 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 39a613f0d59cc3ef3bbadfe701521e7c (128 x CobaltStrike) |
| ssdeep | 3072:TJwpS2NACV4qAbypuljJGnJYoTjqETdtbsnOfFwXVa/C494YJGaXM44HnaH:TJwpYVNcn3pTdNe+WXViJ4uEH |
| Threatray | 118 similar samples on MalwareBazaar |
| TLSH | D0445A4532A03DF5ECA7D67ACA974626EFF27C664630D71F0364065B0F273A1A22E352 |
| Reporter |  seifreed |
| Tags: | CobaltStrike |
Intelligence
File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CobaltStrikeBeacon
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject threads in other processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Exe Launched By ReflectiveLoader Dll
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win64.PUA.CobaltStrikeBeacon
Status:
Malicious
First seen:
2020-08-22 19:47:00 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
1/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
+ 108 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Malware Config
C2 Extraction:
http://95.141.41.29:401/fwlink
Unpacked files
SH256 hash:
2ba25093b5c99be16aba28dc6f466e0a08b14c50261f9f5429b337097a952a98
MD5 hash:
8710ba417e82a1c95806a2913819d029
SHA1 hash:
1e5509e7eda04c9361d2bb157a75d639317a7184
Detections:
win_cobalt_strike_auto
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
CobaltStrike
Score:
1.00
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_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: | MALW_cobaltrike |
|---|---|
| Author: | Marc Rivero | McAfee ATR Team |
| Description: | Rule to detect CobaltStrike beacon |
| 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 |
| 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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