MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b
SHA3-384 hash: bf2d9250a625c9d33c560c47881d184bae2ac1d766a058de15e5b14f9b35da61383bb6bdaace2754dcef138c5c0c959e
SHA1 hash: cfd41e1636eccd3b47ee9cdcdc5351fe3c3cefa7
MD5 hash: 330e82d1533a039ed8c68e0c40bf7d61
humanhash: ack-whiskey-four-zebra
File name:RENH3RE2025QUOTE.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:666'112 bytes
First seen:2025-01-14 10:52:38 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:qYRxA4Y5lyA/BxSPCdSm3uD97XzDNfUt1B2UvMBjDajuyUpoTLKFUN0uUC3d:lRQSfFq2wMxTyUpOLvH3d
TLSH T113E4CE85E584C501DC691F741832EEB8126BBEA9BD74D20EDBDC3DFB7A732831421A46
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
File icon (PE):PE icon
dhash icon 0307612c88000000 (65 x AgentTesla, 47 x RemcosRAT, 9 x MassLogger)
Reporter TeamDreier
Tags:exe MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
448
Origin country :
DK DK
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67864224aa9c8e7858deab74
Tags:
micro shell smtp
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/6786421ff1b96fac3180e3d1/reports/0a912677-6a75-4cee-a2b8-31cbdfc0d015/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b
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:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6a74e352-a99f-437d-bf91-697d7d19eefb
Result
Threat name:
MassLogger RAT, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1590628
Signature
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Found malware configuration
Loading BitLocker PowerShell Module
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected MassLogger RAT
Yara detected PureLog Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b/
Threat name:
ByteCode-MSIL.Trojan.SnakeLogger
Create hunting rule
Status:
Malicious
First seen:
2025-01-14 08:04:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o6hzvi3xl4a6rprjcbjbmxqenjrujwjf6uau2lv35ploiykivynq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution spyware stealer
Link:
https://tria.ge/reports/250114-myyzrsyjcj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Verdict:
Suspicious
Tags:
404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/b11b3457-7826-4d81-9a48-79d0aad325b3
Unpacked files
SH256 hash:
c4046948c364f88eb5f030b27735a9f6cbbc6e7a8b999c94c767102c0bb4aa31
MD5 hash:
f84dde21ff0ee5588059e888f03189b9
SHA1 hash:
befcce6c4a1ae2917ed2ffe3835ccc017fff3756
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/8c71c038-9880-452d-bdf3-69cc9f8c6ccc/
SH256 hash:
45642ea9061718d937c727d07c3549d11cdc7dc439f6e28289d7d03955398b99
MD5 hash:
653af763664d41a75d7c804d1888f99e
SHA1 hash:
32750e089ca9e3498f04b031f692aa8d52eca7bc
Detections:
win_masslogger_w0
Create hunting rule
win_404keylogger_g1
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/8c71c038-9880-452d-bdf3-69cc9f8c6ccc/
Parent samples :
547f1a4190de76e64b30bbf7af297dd27726fb938027fd19b65db5e6d74e23cd
776e675ee48e029e417d5ed22ef53ccb5225660871d2152c4f4dc786eff91e62
778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b
91a04734fb1bfa93391d961ff94dfdfffc3021d6cf56cb31f9d696aa3251c6e2
0a1eadcceee3f37f895ee23bb8458140090cf58b411e57ec262dc28e76076de5
fad0d7b591575802da0e35b68ece5c3e47aff15c4e4d21f7c1014cbd58ee4b70
aba0672f82dcf1487d5b7b5647291ee0974e962018425dbc48ee10438fd6cf07
3cae6386cad4c42b5769266a2672742064999f61ce2ecc4704967a6e9c15658b
2d2770b3aaa2c319bc03e599a8212ef031369914cdf5f7b32422f6e177aff916
42b6e2a1e7faad8e59e5ef56e2806bb6efbed847058dafdf01416bea4aaa9c04
SH256 hash:
3aa7ca05584211acc2467c39553e7a045c6b5ba59ff266127801be4cddbd0cbb
MD5 hash:
35e1b4bc5de79edb713c8692cb4efd38
SHA1 hash:
06e23eedcbfa52850fd10fb7764431a452b90a7e
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/8c71c038-9880-452d-bdf3-69cc9f8c6ccc/
Parent samples :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 hash:
778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b
MD5 hash:
330e82d1533a039ed8c68e0c40bf7d61
SHA1 hash:
cfd41e1636eccd3b47ee9cdcdc5351fe3c3cefa7
Link:
https://www.unpac.me/results/8c71c038-9880-452d-bdf3-69cc9f8c6ccc/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Malspam

MassLogger

Executable exe 778f9aa3775f01e8be291052165e046a6344d925f5014d2ebbebd6e46148ae1b

(this sample)

  
Delivery method
Distributed via e-mail attachment

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments