MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac. 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


SnakeKeylogger


Vendor detections: 11


Intelligence 11 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac
SHA3-384 hash: 386340d80327eb77e249f932cea5a0b7d10b7bd57f0f14064f502cbb5f8cc20675ac26e6dd2eb9985a2a69e48b05ac86
SHA1 hash: 1f6d027eed8b393807eee5d26a5c31a5ecfab06a
MD5 hash: aa837835410e7413c264d2cd31d2e937
humanhash: harry-finch-jupiter-lactose
File name:Proposal Letter.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:432'640 bytes
First seen:2023-02-27 16:15:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 6144:naForh7o8vqXb/CmUXtP8YmvPwuvgpY6aCS3upjuBw6cJyMJUL6v5a5a/VVSidLf:nVq8iL/8P8Ymvo7p9aRXBw6JlnkVfJ
Threatray 4'583 similar samples on MalwareBazaar
TLSH T183940193A617C4E6C2414676FEFBBF111FB195B08CC7661228ABFDE4668930A78081DD
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Proposal Letter.exe
Verdict:
Malicious activity
Analysis date:
2023-02-27 16:18:22 UTC
Tags:
evasion trojan snake keylogger
Link:
https://app.any.run/tasks/7f8df8c1-427d-4039-bdaf-23682812fbb9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/370312/
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Win.Trojan.EmbeddedReversedDLL-9940922-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a browser
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/63fcd743874679b6f447cf27/reports/4421fcca-3b1d-4eb4-9f36-ed9ade388e5c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/75191572-340b-4a27-804e-1a27083e2a93
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1183550
Signature
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 816388 Sample: Proposal Letter.exe Startdate: 27/02/2023 Architecture: WINDOWS Score: 100 59 Snort IDS alert for network traffic 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Multi AV Scanner detection for submitted file 2->63 65 6 other signatures 2->65 7 Hotqiqxbjz.exe 4 2->7         started        10 Proposal Letter.exe 1 7 2->10         started        13 Hotqiqxbjz.exe 3 2->13         started        process3 file4 67 Multi AV Scanner detection for dropped file 7->67 69 May check the online IP address of the machine 7->69 71 Machine Learning detection for dropped file 7->71 15 Hotqiqxbjz.exe 7->15         started        19 powershell.exe 13 7->19         started        37 C:\Users\user\AppData\...\Hotqiqxbjz.exe, PE32 10->37 dropped 39 C:\Users\...\Hotqiqxbjz.exe:Zone.Identifier, ASCII 10->39 dropped 41 C:\Users\user\...\Proposal Letter.exe.log, ASCII 10->41 dropped 73 Encrypted powershell cmdline option found 10->73 75 Injects a PE file into a foreign processes 10->75 21 Proposal Letter.exe 15 2 10->21         started        23 powershell.exe 16 10->23         started        25 Proposal Letter.exe 10->25         started        27 Hotqiqxbjz.exe 13->27         started        29 powershell.exe 13->29         started        signatures5 process6 dnsIp7 43 checkip.dyndns.org 15->43 31 conhost.exe 19->31         started        45 checkip.dyndns.com 193.122.6.168, 49714, 49720, 49721 ORACLE-BMC-31898US United States 21->45 47 checkip.dyndns.org 21->47 49 192.168.2.1 unknown unknown 21->49 33 conhost.exe 23->33         started        51 checkip.dyndns.org 27->51 53 Tries to steal Mail credentials (via file / registry access) 27->53 55 Tries to harvest and steal ftp login credentials 27->55 57 Tries to harvest and steal browser information (history, passwords, etc) 27->57 35 conhost.exe 29->35         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac/
Threat name:
ByteCode-MSIL.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2023-02-27 08:06:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2wjemx62ct7dj4mxapjselhhdleblexypei3schfyewpndhslcwa._file
Verdict:
malicious
Similar samples:
0d1b2fea0d5ddb060f0354f282e7fcce69fc48b55e94195f01b1ed374cf4329e
SnakeKeylogger
1a6dcb18b2d3627d35e18aab269ababa8d2af33be25a23bfb44a4b6144816ea8
SnakeKeylogger
4f8dc84952cc5e606fb05b608f35a150e5fa629c380db2cb2cb7a5aee1f322b6
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53e78ca9d4a478e74ccf5473c7a2d954629c5a1839948514f557c8c360bc49c0
SnakeKeylogger
a200aa32fbe6af2935fe45423e0fe5c53b44cd4012a29426fbccbd947c319749
SnakeKeylogger
c27e38d55a4d9ada7e23e4829c034c36b9e735d26f53de44f70c6f5786736144
SnakeKeylogger
d943f08a35dc06253557151dbff927a9eb4c26f425d328cf612cb7e5211c3822
SnakeKeylogger
dcff2f1adb183112521e7b484dc2fff1bf98316fcc38f4c06eb0e39c416fa3dc
SnakeKeylogger
f714d656ddfec2829d90068335ee63f14ac58e91b450598ebe20e0973f77e0b3
SnakeKeylogger
f7dc2d6bc60e4be7901e3c70558612f8838f7270c3616ef95c144f57df909cc9
SnakeKeylogger
+ 4'573 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger persistence spyware stealer
Link:
https://tria.ge/reports/230227-tqsw4sec4t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Snake Keylogger
Snake Keylogger payload
Unpacked files
SH256 hash:
514fd9b10ca7ba1c14c71a2ec6aa1c063ac079247633ea497d7ee29de003f247
MD5 hash:
2798b67d35a77ceba2e7f6c858467fb6
SHA1 hash:
e90a535a6e9754283bfb20761b28056327e2cc4b
Link:
https://www.unpac.me/results/07dbd01d-9a3b-452a-ba09-c56f0e582f22/
SH256 hash:
d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac
MD5 hash:
aa837835410e7413c264d2cd31d2e937
SHA1 hash:
1f6d027eed8b393807eee5d26a5c31a5ecfab06a
Link:
https://www.unpac.me/results/07dbd01d-9a3b-452a-ba09-c56f0e582f22/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/d592465fda14fe34f19703d3222ce71ac81592f87911b908e5c12cf68cf258ac

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_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_SnakeKeylogger
Create hunting rule
Author:ditekSHen
Description:Detects Snake Keylogger
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Reverse_DOS_header
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects an reversed DOS header
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
Create hunting rule
Author:Elastic Security

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/370312/

Comments