MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f. 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: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f
SHA3-384 hash: 644c945498b17e9598c270f5f5576fe9bd19800b350399e769ba1d3ae8d01de37e8fef1180607c88142bf4d861910b73
SHA1 hash: 7f992d4eeae9bb1dc8936a833298bfd7ee870ffb
MD5 hash: 07483641fb9e47b6381039d8806aabc8
humanhash: johnny-social-burger-white
File name:1664899251557_MLCAL100300189.00.pdf.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:428'902 bytes
First seen:2022-12-29 10:15:24 UTC
Last seen:2023-01-01 16:17:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:KYa6AExBLoJvdNJDGcNc7rsJ1RqonlSpiHUtMj:KYC8LodlGcNc781RpSpdOj
TLSH T1DE944921E04844C6F53A1533AF72E9352564AD9D9162E06F22E8FFBB71763420C5FA3E
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0aba869aa2a2b68a (3 x SnakeKeylogger, 3 x AgentTesla, 3 x Formbook)
Reporter lowmal3
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
3
# of downloads :
201
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
quasar
Create hunting rule
ID:
1
File name:
1664899251557_MLCAL100300189.00.pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-12-29 10:16:20 UTC
Tags:
evasion stealer quasar
Link:
https://app.any.run/tasks/8b4a5e3e-f6e6-4090-b668-f0c4da13cf79

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.29339.22519.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Launching a process
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63ad68e340e878e304210123/reports/21131de2-ebec-44f5-be93-28e8a242ec34/overview
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:
BluStealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/417e1f5e-f1ff-4d05-b9bf-c9dc15eb0c68
Result
Threat name:
BluStealer, StormKitty
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1142602
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
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 BluStealer
Yara detected Generic Dropper
Yara detected StormKitty Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 775332 Sample: 1664899251557_MLCAL10030018... Startdate: 29/12/2022 Architecture: WINDOWS Score: 100 57 Malicious sample detected (through community Yara rule) 2->57 59 Multi AV Scanner detection for submitted file 2->59 61 Yara detected BluStealer 2->61 63 4 other signatures 2->63 8 1664899251557_MLCAL100300189.00.pdf.exe 19 2->8         started        11 vimgadnjbnv.exe 1 2->11         started        14 vimgadnjbnv.exe 1 2->14         started        process3 file4 37 C:\Users\user\AppData\Local\...\mxuoquv.exe, PE32 8->37 dropped 16 mxuoquv.exe 1 3 8->16         started        71 Multi AV Scanner detection for dropped file 11->71 73 Contains functionality to detect sleep reduction / modifications 11->73 20 WerFault.exe 4 10 11->20         started        22 conhost.exe 11->22         started        24 conhost.exe 14->24         started        signatures5 process6 file7 35 C:\Users\user\AppData\...\vimgadnjbnv.exe, PE32 16->35 dropped 51 Multi AV Scanner detection for dropped file 16->51 53 Maps a DLL or memory area into another process 16->53 55 Contains functionality to detect sleep reduction / modifications 16->55 26 mxuoquv.exe 1 16->26         started        29 conhost.exe 16->29         started        signatures8 process9 signatures10 65 Writes to foreign memory regions 26->65 67 Allocates memory in foreign processes 26->67 69 Injects a PE file into a foreign processes 26->69 31 AppLaunch.exe 15 3 26->31         started        process11 dnsIp12 39 236.76.10.0.in-addr.arpa 31->39 41 icanhazip.com 104.18.115.97, 49696, 80 CLOUDFLARENETUS United States 31->41 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 31->43 45 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 31->45 47 May check the online IP address of the machine 31->47 49 2 other signatures 31->49 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f/
Threat name:
Win32.Trojan.Nsisx
Create hunting rule
Status:
Malicious
First seen:
2022-12-29 10:16:09 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
10 of 26 (38.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4pym67x7v6lq4voopnck7jtga74bezadki5wbgcjgoovkearjahq._file
Verdict:
malicious
Result
Malware family:
stormkitty
Create hunting rule
Score:
  10/10
Tags:
family:blustealer family:stormkitty collection persistence stealer
Link:
https://tria.ge/reports/221229-massvafh9x/
Behaviour
Checks processor information in registry
Suspicious behavior: MapViewOfSection
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
Adds Run key to start application
Looks up external IP address via web service
Loads dropped DLL
Executes dropped EXE
BluStealer
StormKitty
StormKitty payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5468731092:AAGGNQWBVRhX622u6xp1moMhaunIGtXuIxg/sendMessage?chat_id=1639214896
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4b46f8bb-d900-4af2-b205-ea9f4db1fb84
Unpacked files
SH256 hash:
23f870869aa019d1fdd7ff20afa9af0ade2264ee475669ed7582bafc4664a2d9
MD5 hash:
0a9f5608f0e9217baeae5278b3ee9156
SHA1 hash:
f6bd4f6b4492b9c2c8920f47927daf9c94af8237
Link:
https://www.unpac.me/results/5d748891-1c08-4df1-9d9d-fabc5fcd0176/
SH256 hash:
1931caa80bc281f650739ac6c3f545d578ae839cc38890d4cd0da1484d694a5a
MD5 hash:
dddd982b03cb1e42cda0fc1bc0bc9f4c
SHA1 hash:
fe25abd82ae5c9bd0db39eb780b32236de5ac0dd
Link:
https://www.unpac.me/results/5d748891-1c08-4df1-9d9d-fabc5fcd0176/
SH256 hash:
f2d7508632e37f36f3d77225cf6147e2a8b15bc7bca2b711a91f1184a5723da9
MD5 hash:
0f18d405eb6c9e848eb137ccbed28462
SHA1 hash:
2c9913cb205d6fde45557c4e80470f19ca44b6fb
Detections:
win_agent_tesla_g2
Create hunting rule
win_masslogger_w0
Create hunting rule
Link:
https://www.unpac.me/results/5d748891-1c08-4df1-9d9d-fabc5fcd0176/
SH256 hash:
e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f
MD5 hash:
07483641fb9e47b6381039d8806aabc8
SHA1 hash:
7f992d4eeae9bb1dc8936a833298bfd7ee870ffb
Link:
https://www.unpac.me/results/5d748891-1c08-4df1-9d9d-fabc5fcd0176/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e3f0cf7effaf/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/e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f

File information

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

Malspam

MassLogger

Executable exe e3f0cf7effaf970e55ce7b44afa66607f8126403523b609849339d551011480f

(this sample)

  
Delivery method
Distributed via e-mail attachment

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