MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fe1559c3bd1c4e75dbcbfd4a6610bcb48ff93874e340be80a2eb75debd820a47. 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: | fe1559c3bd1c4e75dbcbfd4a6610bcb48ff93874e340be80a2eb75debd820a47 |
|---|---|
| SHA3-384 hash: | cb4f441cbb1665262270488aec0a4ba193b931bd89483c5acc4980c22cb69e39ccec99cfb5910d70499f74b359fed863 |
| SHA1 hash: | c759852918e7138c41dea25f8b26028a78374825 |
| MD5 hash: | 7cb7359f34bf7908de55d96e1c54ca03 |
| humanhash: | venus-tango-oregon-mockingbird |
| File name: | fe1559c3bd1c4e75dbcbfd4a6610bcb48ff93874e340be80a2eb75debd820a47 |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 314'496 bytes |
| First seen: | 2022-01-25 10:43:27 UTC |
| Last seen: | Never |
| File type: |  dll |
| MIME type: | application/x-dosexec |
| imphash | b334ed635f031d6ac59baa0e8ba4106a (3 x CobaltStrike) |
| ssdeep | 6144:RZ+WDobU/lztGB2vq+fzQ800Ktx/wPNcL4dlDBkSJj314je6abAC6E2G34fBCQ8:RZ+OobU/lztGB2vq+fzQ800Ktx/wPNcM |
| Threatray | 2 similar samples on MalwareBazaar |
| TLSH | T10D648E10F141C032E49B00712368A6B6EDB87F3457C190D7B3949DAAAF256D2DB367AF |
| Reporter |  pmsandstad |
| Tags: | Cobalt Strike CobaltStrike dll signed |
Code Signing Certificate
| Organisation: | microsoft.com |
|---|---|
| Issuer: | microsoft.com |
| Algorithm: | sha1WithRSA |
| Valid from: | 2022-01-25T05:31:53Z |
| Valid to: | 2039-12-31T23:59:59Z |
| Serial number: | -1e5eadb6e9617869bf6cb93145755487 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | e32d849a7da71080405c7b04f6fd55fb53b23e799206fb3b77ef6f5d1e09e721 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
529
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CobaltStrikeBeacon
Result
Verdict:
Clean
Maliciousness:
Behaviour
DNS request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
greyware overlay packed
Malware family:
Cobalt Strike
Verdict:
Malicious
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
60 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Found API chain indicative of debugger detection
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Call by Ordinal
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.CobaltStrikeBeacon
Status:
Malicious
First seen:
2022-01-25 10:44:12 UTC
File Type:
PE (Dll)
Extracted files:
1
AV detection:
13 of 28 (46.43%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
3/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
fe1559c3bd1c4e75dbcbfd4a6610bcb48ff93874e340be80a2eb75debd820a47
MD5 hash:
7cb7359f34bf7908de55d96e1c54ca03
SHA1 hash:
c759852918e7138c41dea25f8b26028a78374825
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.27
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: | CobaltStrikeBeacon |
|---|---|
| Author: | ditekshen, enzo & Elastic |
| Description: | Cobalt Strike Beacon Payload |
| Rule name: | HKTL_CobaltStrike_Beacon_Strings |
|---|---|
| Author: | Elastic |
| Description: | Identifies strings used in Cobalt Strike Beacon DLL |
| Reference: | https://www.elastic.co/blog/detecting-cobalt-strike-with-memory-signatures |
| Rule name: | HKTL_Win_CobaltStrike |
|---|---|
| Author: | threatintel@volexity.com |
| Description: | The CobaltStrike malware family. |
| Reference: | https://www.volexity.com/blog/2021/05/27/suspected-apt29-operation-launches-election-fraud-themed-phishing-campaigns/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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