MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf
SHA3-384 hash: a14d6f71ba83cc441253674a70b90c5ab18c0a75be26bc0d9e2bba5577a1d5d92c0f76473ae6a5719074f0dd061456a9
SHA1 hash: 5d14a8b9ad7302bc2d695fa102c94e522da9d60e
MD5 hash: 877ba98c8e8ba6175b7bd2609adb9b44
humanhash: december-sweet-monkey-lima
File name:SHIPPING INVOICE DOCS.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:787'456 bytes
First seen:2022-09-09 14:17:45 UTC
Last seen:2022-09-21 06:35:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:wdDekOA5XZ7ITSZ2wd9fbA2YtsuKZj/pP+3Ub8FVBRKGkSoEp:aDBOap7VDjCbSpIJnmHE
Threatray 4'960 similar samples on MalwareBazaar
TLSH T177F4E016F3434FB7A94496AE90835AC745E75E9FB000751BBFF74EEA102ED8E8721188
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 GovCERT_CH
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
394
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SHIPPING INVOICE DOCS.exe
Verdict:
Malicious activity
Analysis date:
2022-09-09 14:20:41 UTC
Tags:
snake
Link:
https://app.any.run/tasks/f8dcc00d-8745-4a5e-bbbe-1a4c772ec762

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/309005/
Detection(s):
Sanesecurity.Rogue.0hr.20220909-1235.UNOFFICIAL
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
Reading critical registry keys
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/631b4b621d4a849311e2d0c2/reports/aec5cd63-883f-4e1a-83bb-d6b088b9f2b3/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f5336e06-5c30-4061-a903-4d553b4380d1
Result
Threat name:
AsyncRAT, Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1067832
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Encrypted powershell cmdline option found
Initial sample is a PE file and has a suspicious name
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 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 ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 700364 Sample: SHIPPING INVOICE DOCS.exe Startdate: 09/09/2022 Architecture: WINDOWS Score: 100 63 Snort IDS alert for network traffic 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus / Scanner detection for submitted sample 2->67 69 14 other signatures 2->69 7 Xtwrnuqv.exe 4 2->7         started        10 SHIPPING INVOICE DOCS.exe 1 7 2->10         started        13 Xtwrnuqv.exe 3 2->13         started        process3 file4 71 Antivirus detection for dropped file 7->71 73 Multi AV Scanner detection for dropped file 7->73 75 May check the online IP address of the machine 7->75 77 Machine Learning detection for dropped file 7->77 15 Xtwrnuqv.exe 7->15         started        19 powershell.exe 13 7->19         started        37 C:\Users\user\AppData\...\Xtwrnuqv.exe, PE32 10->37 dropped 39 C:\Users\...\Xtwrnuqv.exe:Zone.Identifier, ASCII 10->39 dropped 41 C:\Users\...\SHIPPING INVOICE DOCS.exe.log, ASCII 10->41 dropped 79 Encrypted powershell cmdline option found 10->79 81 Injects a PE file into a foreign processes 10->81 21 SHIPPING INVOICE DOCS.exe 15 2 10->21         started        23 powershell.exe 16 10->23         started        25 SHIPPING INVOICE DOCS.exe 10->25         started        27 Xtwrnuqv.exe 13->27         started        29 powershell.exe 13->29         started        signatures5 process6 dnsIp7 43 132.226.247.73, 49743, 80 UTMEMUS United States 15->43 45 checkip.dyndns.org 15->45 31 conhost.exe 19->31         started        47 checkip.dyndns.com 193.122.6.168, 49723, 80 ORACLE-BMC-31898US United States 21->47 49 checkip.dyndns.org 21->49 33 conhost.exe 23->33         started        51 193.122.130.0, 49746, 80 ORACLE-BMC-31898US United States 27->51 53 checkip.dyndns.org 27->53 55 192.168.2.1 unknown unknown 27->55 57 Tries to steal Mail credentials (via file / registry access) 27->57 59 Tries to harvest and steal ftp login credentials 27->59 61 Tries to harvest and steal browser information (history, passwords, etc) 27->61 35 conhost.exe 29->35         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf/
Threat name:
ByteCode-MSIL.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2022-09-09 09:00:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 26 (73.08%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfjkdnih2v3zvwpejyuxnlz3n6eq7n6z6g5wqw7kevjqbjym6g7q._file
Verdict:
malicious
Similar samples:
1f5f9b2d9867afa54498f1b84493d49d0ee68f42ef0aa55e9f4ca21aabf898c3
SnakeKeylogger
1fd869b4c7583ddd6532884f60bfcbc383a5f90cd848c12e683b3d9bd63301b6
SnakeKeylogger
2201eda7898979f08187156740f0e2b9012da6d51f0905c3122b95c39bade49f
SnakeKeylogger
341424a65b51a40deb47ffd68699a4b633d7261b5642ae9e7c22493176146618
SnakeKeylogger
5e5878e7c89a666a6f6c0f3ad414a7c3d47c85d8bab613343b531ef552127ee8
SnakeKeylogger
c61fef7fcacfba05be6a0c2527cdde790b4a57dde45b53168fb6c415fcf2b174
SnakeKeylogger
c9942df5f94d279a08f4aa4132c1df6570ef0f8fcc0d34eb76da3f27b6d38ee4
SnakeKeylogger
f21713f098ba22b69b0303da4fe32dda9e1290f2d5986b9ff18cdd7de6f5d0ca
SnakeKeylogger
+ 4'950 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/220909-rl9myscbdp/
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5515611206:AAEcQSX8hXHOAxSYr8KUdLxGF5eqw4FRXoA/sendMessage?chat_id=1504449137
Unpacked files
SH256 hash:
b5445ae622439eb79facf573f757e3866685702dac1bc5fe86134a4d29242d6f
MD5 hash:
db61946a3b5b37a9e0277b7a1b27fdac
SHA1 hash:
f56b39e85d8c50cf83f090899618dd2d76968b8c
Link:
https://www.unpac.me/results/38c63270-66c3-4ffc-b322-ade907c049ed/
SH256 hash:
a6acfe617040a5005be0d1675756dc9f09596d3bb2bb3ebc8a2c6881b8c4cfd7
MD5 hash:
db843358b89f4074346cab346720ab06
SHA1 hash:
94d77a5f2d66f20baf557ad30c3ab284665980d9
Link:
https://www.unpac.me/results/38c63270-66c3-4ffc-b322-ade907c049ed/
SH256 hash:
504602e1fc93ba887ee694990b05621afa0c48e193681e2b8c4bcd04566cb870
MD5 hash:
8509ca880e157966eb3afa8c59852656
SHA1 hash:
1d497a4b2ab59f8c1e0fe88de382a6571fa1c997
Link:
https://www.unpac.me/results/38c63270-66c3-4ffc-b322-ade907c049ed/
SH256 hash:
4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf
MD5 hash:
877ba98c8e8ba6175b7bd2609adb9b44
SHA1 hash:
5d14a8b9ad7302bc2d695fa102c94e522da9d60e
Link:
https://www.unpac.me/results/38c63270-66c3-4ffc-b322-ade907c049ed/
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/4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf

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:pe_imphash
Create hunting rule
Rule name:RansomwareTest3
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
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

SnakeKeylogger

zip 98e56f3a42a432be8ee5c6f3db03fa78577bffef4c70680a60ecdf1745fbcbaa

SnakeKeylogger

Executable exe 4952a1b507d5779ad9e44e2976af3b6f890fb7d9f1bb685bea255300a70cf1bf

(this sample)

  
Dropped by
snakekeylogger
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/309005/
  
Dropped by
SHA256 98e56f3a42a432be8ee5c6f3db03fa78577bffef4c70680a60ecdf1745fbcbaa
  
Dropped by
MD5 8fdbae148c93845b778b62d29af4e906

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