MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4031bfc8a9e6268a0c5c85697424583fcf998bc75728a3b9b2f779879f167a4. 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

MassLogger

Vendor detections: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	e4031bfc8a9e6268a0c5c85697424583fcf998bc75728a3b9b2f779879f167a4
SHA3-384 hash:	f5606c3c9eecc0cc2c178cf2a19e37a561bdf3147cc80d77a881ffedd75381545953906070e8ad0a067fbd0a0553f41c
SHA1 hash:	1ef899d23c5e4a088d82cdc545d317df170bdc20
MD5 hash:	7bf5ded25fe2da584758d62b972f137c
humanhash:	california-uranus-nebraska-bacon
File name:	UOg6ZfxoyRuAGSn.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	999'936 bytes
First seen:	2020-07-14 13:43:20 UTC
Last seen:	2020-07-17 05:30:24 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	24576:62Y7+En4uDbvd15Gs9C5DJMjUEkhD+irLZUQjOL:6R+abF1U15DSChD+ifCQj+
Threatray	711 similar samples on MalwareBazaar
TLSH	03259EB1458E15B6D1BA0734D61825BE12B5BC911392EA3BE12237FB1473B60AC1DCBF
Reporter	James_inthe_box
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Launching a process

Creating a process with a hidden window

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e4031bfc8a9e6268a0c5c85697424583fcf998bc75728a3b9b2f779879f167a4/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-07-14 13:42:53 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 29 (75.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4qbrx7ektzrgrigfzbljoqsfqp6ptgf4ovziuo43f53zq6prm6sa._file

Verdict:

unknown

MassLogger

5467d4952a438b7025b7e6661bbc5755b94db5553e4534d2924dd60a9051efba

MassLogger

7029f74bfaf5637a25dad61b7a7462141833886ac9637790d0fdaf7e72d84a3f

MassLogger

7fb6e9a788b18806469167cf64458dd590122593a04489cf70bb70434905a246

MassLogger

92276f87f48836d141ee02c8b6f75398ded9a3e4b12b84441e3125933af6c755

MassLogger

a2d04087127197f6a4ae49039fbc2c2dc750ee0fe2d71965a7c675d556d362d3

MassLogger

abb96fbc3e4b80337204e33d19134498c7eca75ba47390fe4df7939383515e6d

MassLogger

afc658f07e5da5c8071754e973e37fb7712e1f13a5a23a6baf440cd35e60fd76

MassLogger

b874161b258cda3cab7439d074f5d2560532076b46a91ca19c6cb5893828d030

MassLogger

f4c535616a04819e9553cb3dbac66db0021065fb89a5e5c799c0b4eb301fb582

MassLogger

+ 701 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

spyware stealer family:masslogger

Link:

https://tria.ge/reports/200714-b2qz97pada/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: AddClipboardFormatListener

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads user/profile data of web browsers

MassLogger

MassLogger log file

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

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.