MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883. 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: 16


Intelligence 16 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883
SHA3-384 hash: 01e26b1c26c124ee3981ad220bc3d22f21c5cfee170d00b781585c1bb3346324e03154470a0d9d05f3c33fd5ceaa28a3
SHA1 hash: f8651a63ddf77222dd82453d664b5e620e030fa7
MD5 hash: 0771930aef824d66b186740ceefe9288
humanhash: hot-thirteen-berlin-oxygen
File name:DHL Shipping Details Ref ID 331798008765975594-pdf.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:659'976 bytes
First seen:2025-03-15 08:11:21 UTC
Last seen:2025-03-15 09:00:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:bp8Y+PUEHooX63ikbMSKyTKMqGQjOCjmLc/WGd1ApsEPNvQkR:1H+aoqy7SKtgQj9jmLcnUbNvX
Threatray 604 similar samples on MalwareBazaar
TLSH T18CE4016EFB519E64CB9C1E37C05B10088672C56AFD12FBAB59D96CA50E61F8CC81FC12
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10522/11/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
dhash icon e0e4e0e8e8e8e868 (4 x Formbook, 3 x SnakeKeylogger, 1 x MassLogger)
Reporter abuse_ch
Tags:DHL exe MassLogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
328
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL Shipping Details Ref ID 331798008765975594-pdf.exe
Verdict:
Malicious activity
Analysis date:
2025-03-15 08:42:44 UTC
Tags:
snake keylogger evasion stealer
Link:
https://app.any.run/tasks/c3f4caae-4658-46aa-b780-532409bacfdc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d54b1e3962f1a6f4718dd4
Tags:
masslogger underscore snake
Result
Verdict:
Malware
Maliciousness:

Behaviour
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expired-cert invalid-signature masquerade obfuscated obfuscated packed packed packer_detected signed
Link:
https://www.filescan.io/uploads/67d5367101edd28374b08601/reports/f426bd4f-baec-47f1-9542-ae210bf3b256/overview
Verdict:
Malicious
Labled as:
HackTool[Obfuscator]/MSIL.DeepSea
Link:
https://www.hybrid-analysis.com/sample/43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883
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:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/668be6e0-fdff-4cab-9e5a-dceef04689c5
Result
Threat name:
MSIL Logger, MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1639307
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suspicious powershell command line found
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 MSIL Logger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1639307 Sample: DHL Shipping Details Ref ID... Startdate: 15/03/2025 Architecture: WINDOWS Score: 100 24 reallyfreegeoip.org 2->24 26 checkip.dyndns.org 2->26 28 checkip.dyndns.com 2->28 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus / Scanner detection for submitted sample 2->38 42 13 other signatures 2->42 8 DHL Shipping Details Ref ID 331798008765975594-pdf.exe 4 2->8         started        signatures3 40 Tries to detect the country of the analysis system (by using the IP) 24->40 process4 file5 22 DHL Shipping Detai...5975594-pdf.exe.log, ASCII 8->22 dropped 44 Suspicious powershell command line found 8->44 46 Adds a directory exclusion to Windows Defender 8->46 48 Injects a PE file into a foreign processes 8->48 12 DHL Shipping Details Ref ID 331798008765975594-pdf.exe 15 2 8->12         started        16 powershell.exe 21 8->16         started        18 DHL Shipping Details Ref ID 331798008765975594-pdf.exe 8->18         started        signatures6 process7 dnsIp8 30 checkip.dyndns.com 132.226.8.169, 49688, 80 UTMEMUS United States 12->30 32 reallyfreegeoip.org 104.21.32.1, 443, 49691 CLOUDFLARENETUS United States 12->32 50 Tries to steal Mail credentials (via file / registry access) 12->50 52 Tries to harvest and steal browser information (history, passwords, etc) 12->52 54 Loading BitLocker PowerShell Module 16->54 20 conhost.exe 16->20         started        signatures9 process10
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2025-03-14 13:03:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipmqtsfp2t7iaegkek6zbixwl7loij24g3iqhoi5aalpbquyrcbq._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
novastealer
Create hunting rule
Similar samples:
38f73caeeb18b876e4ce3f07c3b0f3b6e145ae6ff1fc0f708448e40729a17861
MassLogger
8c98088aa44045c4b7a4a7bebe5d98480fe5cad627b772554ebd0a324cafa37c
MassLogger
8e63fcd9e5fcdd993a7535a3990f28a4c95740d801dbfde8fb0d338bbae22d4c
MassLogger
9ce56eb86c2bfcfcbca94a27e0632fcfda0660a44c6962c68d1ad02355a1850e
MassLogger
error
MassLogger
+ 594 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution spyware stealer
Link:
https://tria.ge/reports/250315-j3xeysytgz/
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
System Network Configuration Discovery: Internet Connection 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:
Malicious
Tags:
404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/14c0d314-5be4-4224-a925-24423042bf07
Unpacked files
SH256 hash:
43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883
MD5 hash:
0771930aef824d66b186740ceefe9288
SHA1 hash:
f8651a63ddf77222dd82453d664b5e620e030fa7
Link:
https://www.unpac.me/results/a827e2c2-38fd-4975-8b83-9fc78fc8ac34/
SH256 hash:
54d2c0176e450820985f78a10badf4611b702130df88a78884a7f4dd600231bc
MD5 hash:
8ac74763803174b8190421f55f113f93
SHA1 hash:
2ebbfad930cefe3ddcf1ed2acf8a0babde4f2a4d
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/a827e2c2-38fd-4975-8b83-9fc78fc8ac34/
SH256 hash:
e71521007e64e4011f80f4fb6f8fa07b05be52e8088ed18c0c19881a6391fb45
MD5 hash:
cb717a71e67908fb20e04b13ebec3aec
SHA1 hash:
2f2e5d402c19c4cbd98fdace3b9049fc1c42d565
Detections:
win_404keylogger_g1
Create hunting rule
win_masslogger_w0
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/a827e2c2-38fd-4975-8b83-9fc78fc8ac34/
Parent samples :
7fc21521b3e61d0555c0c1adb947d9724c8ca61dc9caeef85a110ec46d3b2d5d
43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883
b8f79e1b5aecb07c83251141f0b128274c49697ebea217c83787abdf07fe00f2
e71521007e64e4011f80f4fb6f8fa07b05be52e8088ed18c0c19881a6391fb45
4be8e656872c1d27eeaec3bd38a9fd51648893ca4f8b79741b40e395ef91615e
35ebe17f33803f292a173b8652fdd9c69be8e6b89bc9897776e41c3a721b4211
efa962fc10045f83da36ea363c43aba7a8d5ff3ec0e3aaa4c6480c2578b8c4fa
1a98a78c6e63e52bd77d0a49c4738646e60c86e077174e523383509d2701f0e6
020b4368059e1fd314ad7299d62c0c1373fe19d6f8fae574d804c7f20c914de5
4dce97ef955a132177e7043fc0d11e35c3e1d03f833b3b30951d7b2ce6db735e
SH256 hash:
b117175f04b837b258abc4dc9cbfd67673490e2990195754132def70a0959a70
MD5 hash:
596ee685331a77330441ac5d0cdbe30e
SHA1 hash:
f7cdef886f4ebbb8fb04c405d3aa8ee72b1494e4
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/a827e2c2-38fd-4975-8b83-9fc78fc8ac34/
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/43d909c8afd4fe8010ca22bd90a2f65fd6e4275c36d103b91d0016f0c2988883

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_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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.

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 (GUARD_CF)high

Comments