MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 48ad23c61c26e6bc527c2dd8479725ce4b5626192b62b1c9ea5b17d1ca51dd56. 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: 14
| SHA256 hash: | 48ad23c61c26e6bc527c2dd8479725ce4b5626192b62b1c9ea5b17d1ca51dd56 |
|---|---|
| SHA3-384 hash: | 3d38c14bdf0fd2188e2c38249d1ca9a5c7fcf5e002dcc3b747cf085476fa161a273c5f2bfdf50a294bf8afeaf942eb64 |
| SHA1 hash: | 37bac4813b152114a33557a022ec2feb531115cb |
| MD5 hash: | 991b50c930e8d3e53f663f249cd8616f |
| humanhash: | hydrogen-timing-beer-island |
| File name: | cs.exe |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 224'256 bytes |
| First seen: | 2021-11-04 22:04:25 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 829da329ce140d873b4a8bde2cbfaa7e (259 x CobaltStrike) |
| ssdeep | 6144:wqrb+Uoybhi3+zLom3JkFFfhgX0Y6Vii8:bSUoyVW+z9J2Tii |
| Threatray | 594 similar samples on MalwareBazaar |
| TLSH | T1D124CFB1BCA1DC13F858373AB4ADA3F53D677F2388B48B87963BA245695F01C54486D0 |
| Reporter |  drb_ra |
| Tags: | CobaltStrike |
Intelligence
File Origin
# of uploads :
1
# of downloads :
560
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cobaltstrike_shellcode.exe
Verdict:
Malicious activity
Analysis date:
2021-11-04 22:04:23 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
CobaltStrikeBeacon
Detection(s):
Verdict:
Suspicious
Threat level:
5/10
Confidence:
67%
Tags:
anti-debug obfuscated packed
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.
Malware family:
Cobalt Strike
Verdict:
Malicious
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj
Score:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.CobaltStrike
Status:
Malicious
First seen:
2021-11-04 22:05:06 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
+ 584 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Score:
10/10
Tags:
family:cobaltstrike botnet:1359593325 backdoor trojan
Behaviour
Modifies system certificate store
Cobaltstrike
Malware Config
C2 Extraction:
http://cdn.atlassian.com:80/v1/updateCheck
http://survey.gallup.com:80/v1/updateCheck
http://survey.gallup.com:80/v1/updateCheck
Unpacked files
SH256 hash:
a3a122d08fe81a53fbfd59921cd7ca519dae9fb45bd1852f5ba44b9ba26d9c8d
MD5 hash:
123d68d58730e915a0eaa5e80ff7425e
SHA1 hash:
fd7e821747d0085696d8493d19a7163de23eb675
Detections:
win_cobalt_strike_auto
SH256 hash:
066ba1fd27721c8803b2a01a366d6285d1544a5675ebdcb252e5a54d694fe0f1
MD5 hash:
d6cd782a87894538edbc7377c330aeb3
SHA1 hash:
0837c0317239867e295cc2105bb76238cbb4044b
Detections:
win_cobalt_strike_auto
SH256 hash:
48ad23c61c26e6bc527c2dd8479725ce4b5626192b62b1c9ea5b17d1ca51dd56
MD5 hash:
991b50c930e8d3e53f663f249cd8616f
SHA1 hash:
37bac4813b152114a33557a022ec2feb531115cb
Malware family:
Cobalt Strike
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | Cobaltbaltstrike_strike_Payload_XORed |
|---|---|
| Author: | Avast Threat Intel Team |
| Description: | Detects CobaltStrike payloads |
| Reference: | https://github.com/avast/ioc |
| Rule name: | CobaltStrikeBeacon |
|---|---|
| Author: | ditekshen, enzo & Elastic |
| Description: | Cobalt Strike Beacon Payload |
| Rule name: | CobaltStrike_ReflectiveLoader_RID3297 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects reflective loader (Cobalt Strike) |
| Reference: | http://www.clearskysec.com/tulip |
| 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: | CS_beacon |
|---|---|
| Author: | Etienne Maynier tek@randhome.io |
| Rule name: | HKTL_CobaltStrike_Beacon_4_2_Decrypt |
|---|---|
| Author: | Elastic |
| Description: | Identifies deobfuscation routine used in Cobalt Strike Beacon DLL version 4.2 |
| Reference: | https://www.elastic.co/blog/detecting-cobalt-strike-with-memory-signatures |
| 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_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: | HKTL_Unlicensed_CobaltStrike_EICAR_Jul18_5 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects strings found in CobaltStrike shellcode |
| Reference: | https://researchcenter.paloaltonetworks.com/2018/07/unit42-new-threat-actor-group-darkhydrus-targets-middle-east-government/ |
| Rule name: | HKTL_Unlicensed_CobaltStrike_EICAR_Jul18_5_RID361D |
|---|---|
| Author: | Florian Roth |
| Description: | Detects strings found in malware samples in APT report in DarkHydrus |
| Reference: | https://researchcenter.paloaltonetworks.com/2018/07/unit42-new-threat-actor-group-darkhydrus-targets-middle-east-government/ |
| 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/ |
| Rule name: | INDICATOR_SUSPICIOUS_ReflectiveLoader |
|---|---|
| Author: | ditekSHen |
| Description: | detects Reflective DLL injection artifacts |
| Rule name: | ReflectiveLoader |
|---|---|
| Author: | Florian Roth |
| 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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