MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab. 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

Cobalt Strike

Vendor detections: 15

Intelligence 15 IOCs YARA 22 File information Comments

SHA256 hash:	ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab
SHA3-384 hash:	8b3d22e0f64d5f613456f144d990e3640dec0fba3b2a8a06914804463c5933503fdc29ec448c58a63d7eb86039e5fc3a
SHA1 hash:	dd0388d8bdfd510256f26a8e9efe025fd9381867
MD5 hash:	ea94a1fe3c2921313e7ea2b77675c7db
humanhash:	ink-sink-berlin-jig
File name:	SecuriteInfo.com.FileRepMalware.23518.16980
Download:	download sample
Signature	Cobalt Strike Create hunting rule
File size:	2'407'936 bytes
First seen:	2024-09-28 20:24:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9cbefe68f395e67356e2a5d8d1b285c0 (58 x LummaStealer, 49 x AuroraStealer, 37 x Vidar)
ssdeep	49152:9cUopVYb8CZgJEy4YqQD1qywbLTqFPO6KqMvdv2hSfrfX:jByQywfTYm6K7Aq
TLSH	T11EB58D06BC9570B6CAE99232897592A03731B8490F3167C32E11B7BA3F767D41F753A8
TrID	48.7% (.EXE) Win64 Executable (generic) (10523/12/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1)
Magika	pebin
Reporter	SecuriteInfoCom
Tags:	Cobalt Strike exe

Intelligence

File Origin

# of uploads :

# of downloads :

467

Origin country :

Vendor Threat Intelligence

Malware family:

cobaltstrike

ID:

File name:

SecuriteInfo.com.FileRepMalware.23518.16980

Verdict:

Malicious activity

Analysis date:

2024-09-28 20:40:40 UTC

Tags:

cobaltstrike

Link:

https://app.any.run/tasks/77d2e32b-522e-47c1-adf8-5c0de22371f1

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.FileRepMalware.23518.16980.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66f94537b31016cf3e57dcba

Tags:

Cobaltstrike Cobalt Rozena

Result

Verdict:

Clean

Maliciousness:

Behaviour

Connection attempt

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

golang monero packed rozena

Link:

https://www.filescan.io/uploads/66f86623b240a2b637c89550/reports/fd056ae7-36d1-451a-b051-177492c2f340/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab

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.

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/bdd9cd51-4dd4-4102-a0b1-0a6d274e7db7

Result

Threat name:

CobaltStrike, Metasploit

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1521532

Signature

AI detected suspicious sample

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

Potentially malicious time measurement code found

Uses known network protocols on non-standard ports

Yara detected CobaltStrike

Yara detected Metasploit Payload

Behaviour

Behavior Graph:

Download SVG

Score:

95%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab/

Threat name:

Win64.Trojan.CobaltStrike

Status:

Malicious

First seen:

2023-08-02 04:33:56 UTC

File Type:

PE+ (Exe)

AV detection:

24 of 38 (63.16%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=5s53faa3wtjh3nzxzfvmiwzkkg2etxoz4lrk6qwb5bnxtsvfuwvq._file

Verdict:

malicious

Label(s):

cobaltstrike

metasploit

Result

Malware family:

cobaltstrike

Score:

10/10

Tags:

family:cobaltstrike backdoor trojan

Link:

https://tria.ge/reports/240928-y7ajbavdkj/

Behaviour

Cobaltstrike

Malware Config

C2 Extraction:

http://106.14.141.209:8087/hkDF

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/02abb4fb-13b3-4b05-935e-185e739e8d0c

Unpacked files

SH256 hash:

ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab

MD5 hash:

ea94a1fe3c2921313e7ea2b77675c7db

SHA1 hash:

dd0388d8bdfd510256f26a8e9efe025fd9381867

Link:

https://www.unpac.me/results/4b704dff-ba7e-47eb-912b-747bb15635c4/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Pay2Key

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab

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:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__ConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__SetConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	golang_duffcopy_amd64 Create hunting rule

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Cobalt Strike

exe ecbbb2801bb4d27db737c96ac45b2a51b449ddd9e2e2af42c1e85b79caa5a5ab

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3199054/

Delivery method

Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high

Reviews

ID	Capabilities	Evidence
DNS_METHODS	Performs DNS calls	vendor/golang.org/x/net/dns/dnsmessage.init vendor/golang.org/x/net/dns/dnsmessage::inittask vendor/golang.org/x/net/dns/dnsmessage.typeNames vendor/golang.org/x/net/dns/dnsmessage.classNames vendor/golang.org/x/net/dns/dnsmessage.rCodeNames vendor/golang.org/x/net/dns/dnsmessage.ErrNotStarted vendor/golang.org/x/net/dns/dnsmessage.ErrSectionDone vendor/golang.org/x/net/dns/dnsmessage.errBaseLen vendor/golang.org/x/net/dns/dnsmessage.errCalcLen vendor/golang.org/x/net/dns/dnsmessage.errReserved vendor/golang.org/x/net/dns/dnsmessage.errTooManyPtr vendor/golang.org/x/net/dns/dnsmessage.errInvalidPtr vendor/golang.org/x/net/dns/dnsmessage.errNilResouceBody vendor/golang.org/x/net/dns/dnsmessage.errResourceLen vendor/golang.org/x/net/dns/dnsmessage.errSegTooLong vendor/golang.org/x/net/dns/dnsmessage.errZeroSegLen vendor/golang.org/x/net/dns/dnsmessage.errResTooLong vendor/golang.org/x/net/dns/dnsmessage.errTooManyQuestions vendor/golang.org/x/net/dns/dnsmessage.errTooManyAnswers vendor/golang.org/x/net/dns/dnsmessage.errTooManyAuthorities vendor/golang.org/x/net/dns/dnsmessage.errTooManyAdditionals vendor/golang.org/x/net/dns/dnsmessage.errNonCanonicalName vendor/golang.org/x/net/dns/dnsmessage.errStringTooLong vendor/golang.org/x/net/dns/dnsmessage.errCompressedSRV vendor/golang.org/x/net/dns/dnsmessage.sectionNames
FILE_IO_WRITE	Can Create and Remove Files	os.newFile

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