MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42f597a7b0c1df670bb5d8f7d123fc923cacdc06a1a5fbfa325fc8598a895b02. 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

BazaLoader

Vendor detections: 7

Intelligence 7 IOCs YARA 2 File information Comments

SHA256 hash:	42f597a7b0c1df670bb5d8f7d123fc923cacdc06a1a5fbfa325fc8598a895b02
SHA3-384 hash:	614c7a9fcf1df52be3c406771894f0b5b9f84eadf91763f8f66d9d31c9b7ac0d2a7a411661c466c34520f7cc22f2a13b
SHA1 hash:	e38af8a994145deefd4650966d240428ac958a98
MD5 hash:	92d182116716bcea94a7a142922a59f9
humanhash:	foxtrot-august-freddie-oranges
File name:	SecuriteInfo.com.Trojan-FSUS92D182116716.27399.10213
Download:	download sample
Signature	BazaLoader Create hunting rule
File size:	651'139 bytes
First seen:	2021-03-29 21:44:17 UTC
Last seen:	2021-04-01 02:50:00 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	ecb5890e557ce6e2ee372bfc5e58be7d (1 x BazaLoader)
ssdeep	3072:M2PvCt/BvJfXQxh6DZpN+5dnALK5u/prWO3661B1wQq9eK9o60ymfoNWXqsa3/iU:MGCzJI+N+/Ayu/EQzK9ufoFsa3qoir
TLSH	42D49D14228917F2E4E382784D72541BF8BB34103B24869B724C5665BFBAAD2B73DF53
Reporter	SecuriteInfoCom
Tags:	BazaLoader

Intelligence

File Origin

# of uploads :

# of downloads :

131

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

SecuriteInfo.com.Trojan-FSUS92D182116716.27399.10213

Verdict:

No threats detected

Analysis date:

2021-03-29 21:46:41 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/1206d789-97b2-47de-818a-e0c72dfbc5d5

Note:

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

Detection:

BazaLoader

Link:

https://www.capesandbox.com/analysis/127828/

Detection(s):

SecuriteInfo.com.Trojan-FSUS92D182116716.27399.10213.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Transferring files using the Background Intelligent Transfer Service (BITS)

Sending a UDP request

DNS request

Sending a custom TCP request

Sending an HTTP GET request

Result

Verdict:

SUSPICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Gathering data

Result

Threat name:

Unknown

Detection:

malicious

Classification:

evad

Score:

80 / 100

Link:

https://www.joesandbox.com/analysis/657737

Signature

Allocates memory in foreign processes

Injects a PE file into a foreign processes

Modifies the context of a thread in another process (thread injection)

Multi AV Scanner detection for submitted file

Sample uses process hollowing technique

Sets debug register (to hijack the execution of another thread)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Writes to foreign memory regions

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/42f597a7b0c1df670bb5d8f7d123fc923cacdc06a1a5fbfa325fc8598a895b02/

Threat name:

Win64.Trojan.Wacatac

Status:

Malicious

First seen:

2021-03-29 18:44:58 UTC

AV detection:

9 of 29 (31.03%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=il2zpj5qyhpwoc5v3d35ci74si6kzxagugs7x6rsl7eftcujlmba._file

Result

Malware family:

n/a

Score:

8/10

Tags:

n/a

Link:

https://tria.ge/reports/210329-77ld4sjg5e/

Behaviour

Modifies system certificate store

Looks up external IP address via web service

Tries to connect to .bazar domain

Unpacked files

SH256 hash:

42f597a7b0c1df670bb5d8f7d123fc923cacdc06a1a5fbfa325fc8598a895b02

MD5 hash:

92d182116716bcea94a7a142922a59f9

SHA1 hash:

e38af8a994145deefd4650966d240428ac958a98

Link:

https://www.unpac.me/results/e029ddc6-3bc6-45bd-be7c-fd8b2c4eb8b7/

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

Threat name:

Trojan

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/42f597a7b0c1df670bb5d8f7d123fc923cacdc06a1a5fbfa325fc8598a895b02

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:	INDICATOR_KB_CERT_06aea76bac46a9e8cfe6d29e45aaf033 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

Rule name:	INDICATOR_KB_CERT_0c15be4a15bb0903c901b1d6c265302f Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates