MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53
SHA3-384 hash: 7ca14bef59d560d60815d54b7cdd588dfb2dfd18c8d80d3ce8488d58e5844bf93d10e6c6847376776792d28df1c180e2
SHA1 hash: e9f112a2cd8af4359d3833c59421b89dde2f52dd
MD5 hash: 6b2874b71838bb35b1bbf5394322cf2a
humanhash: twenty-three-colorado-six
File name:jVmDUI3M4mLH141.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:946'688 bytes
First seen:2022-08-30 15:23:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:sjVF75eQyMCHA4bPgkgPwqoXYkCkgrQlU2h3Wqzqqj3rZ8D8R/7pkqIwpq:kZ50MEZXYkCTQlU2VWqz9NWA/7R0
TLSH T19715013A76F8556BF5184AF86AACE18286F82D35EC7DE2C4FCE2B99200F47C53501187
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter 0xToxin
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
316
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
quasar
Create hunting rule
ID:
1
File name:
jVmDUI3M4mLH141.exe
Verdict:
Malicious activity
Analysis date:
2022-08-30 15:24:14 UTC
Tags:
evasion stealer quasar
Link:
https://app.any.run/tasks/8ca81b16-60b6-493c-87ba-d27e94a5972d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/302598/
Detection(s):
SecuriteInfo.com.BackDoor.RatNET.2.5777.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630e2c192fdf5a0825936317/reports/46da27d2-d775-491d-95bd-16639cf342c0/overview
Result
Verdict:
UNKNOWN
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:
BluStealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb99fa32-5497-4b9b-ad2d-8d3b2329c835
Result
Threat name:
BluStealer, DarkCloud, StormKitty
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1060618
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected BluStealer
Yara detected DarkCloud
Yara detected Generic Downloader
Yara detected StormKitty Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53/
Threat name:
ByteCode-MSIL.Trojan.MassLogger
Create hunting rule
Status:
Malicious
First seen:
2022-08-30 15:24:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=grrhpjfewbmcvuphiqqwc7endqzxbdakhab76k2wvn54hlynprjq._file
Verdict:
malicious
Result
Malware family:
stormkitty
Create hunting rule
Score:
  10/10
Tags:
family:blustealer family:stormkitty collection stealer
Link:
https://tria.ge/reports/220830-ss15tsaghq/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
BluStealer
StormKitty
StormKitty payload
Unpacked files
SH256 hash:
63cb2d4684e53cd6ca6cc1d82d485606658fc719fbdad0242fb0fcc2194e0c19
MD5 hash:
63082f8cede6353d8088680bf3438000
SHA1 hash:
35de37e31cb6791ebc68735f6c1f70718d3672e7
Detections:
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
4ea07d941b62e604d0e9ac87d9bb8eb8069be7ddf1773194783ac4dece32834d
MD5 hash:
51f76c22355d47ccdd808b9e17d283f4
SHA1 hash:
1932c040b78e85820f6aa24f103522fd34ec7fb3
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
76129b108e4afe4b9f40f1dcb4f7ee5ede7ca27802a7023abe0f803a653cb010
MD5 hash:
a88a3f2f1cb9a3e287fa6c347988f9ff
SHA1 hash:
b7a092d90292c01e0586e4e6e6eb70a62ae8ded8
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
6721b200d653ad4193433b48c615b4675aaf4a7fcb5c1119283d93bae00a53b7
MD5 hash:
7a7944767d905ca3dd23fbba4e349b68
SHA1 hash:
86040252ed5e4ed645b284130b40963b89b510a0
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
SH256 hash:
346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53
MD5 hash:
6b2874b71838bb35b1bbf5394322cf2a
SHA1 hash:
e9f112a2cd8af4359d3833c59421b89dde2f52dd
Link:
https://www.unpac.me/results/206becd3-16a7-4be2-b214-2424dffc87d3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/346277a4a4b0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

MassLogger

Executable exe 346277a4a4b0582ad1e74421617c8d1c33708c0a3803ff2b56ab7bc3af0d7c53

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/302598/

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