MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d
SHA3-384 hash: 6fcd09a81b531bcf4280c1bba45d68eda7a42bf9cce97c96ed4cb9d5e7309ea21128179a015e512442293da6f0b8102c
SHA1 hash: cac326a2ef7ba0fe55e9829587ac16c03f213695
MD5 hash: 68e96e8a58a0bb396fce2269795ca905
humanhash: pennsylvania-eighteen-nevada-eight
File name:Zzaqymh.scr
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:1'882'112 bytes
First seen:2022-08-15 15:32:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:aNrFU8HY/euJlesq0pzYhKI1sww5rV10/dV9BuRM1/TdR1gc4vV0084eej:aNrW85haI7wdVWXuWdL108Kj
TLSH T1B695CF49AFE9CA26F0EB37B5783446D9B7B4F9356A96E70F1001289E0EE53C80D45363
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)
File icon (PE):PE icon
dhash icon 2014347262cce400 (3 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe scr SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Zzaqymh.scr
Verdict:
Malicious activity
Analysis date:
2022-08-15 15:42:05 UTC
Tags:
snake
Link:
https://app.any.run/tasks/3f3dbffa-0256-4de0-9b5b-5d87ca61219e

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/298701/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Creating a file
Creating a window
Searching for synchronization primitives
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fa6770810e2831b74ccaf6/reports/d2f77695-a053-4185-a931-39edd553fa06/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:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1917fb64-4967-4f18-91d4-b682d6a770fb
Result
Threat name:
AsyncRAT, Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1051651
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates multiple autostart registry keys
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 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)
Writes to foreign memory regions
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 dnsIp2 2 Behavior Graph ID: 684165 Sample: Zzaqymh.scr Startdate: 15/08/2022 Architecture: WINDOWS Score: 100 69 checkip.dyndns.org 2->69 71 checkip.dyndns.com 2->71 83 Snort IDS alert for network traffic 2->83 85 Malicious sample detected (through community Yara rule) 2->85 87 Antivirus detection for URL or domain 2->87 89 11 other signatures 2->89 9 Dzmzoixx.exe 4 2->9         started        12 Zzaqymh.scr 1 7 2->12         started        15 Dzmzoixx.exe 2->15         started        17 2 other processes 2->17 signatures3 process4 file5 105 Multi AV Scanner detection for dropped file 9->105 107 Machine Learning detection for dropped file 9->107 109 Encrypted powershell cmdline option found 9->109 19 InstallUtil.exe 9->19         started        23 powershell.exe 9->23         started        63 C:\Users\user\AppData\...\Dzmzoixx.exe, PE32 12->63 dropped 65 C:\Users\...\Dzmzoixx.exe:Zone.Identifier, ASCII 12->65 dropped 67 C:\Users\user\AppData\...\Zzaqymh.scr.log, ASCII 12->67 dropped 111 Creates multiple autostart registry keys 12->111 113 Writes to foreign memory regions 12->113 115 Injects a PE file into a foreign processes 12->115 25 InstallUtil.exe 1 4 12->25         started        27 powershell.exe 15 12->27         started        29 powershell.exe 15->29         started        31 InstallUtil.exe 15->31         started        33 conhost.exe 17->33         started        35 conhost.exe 17->35         started        signatures6 process7 file8 57 C:\Users\user\...\._cache_InstallUtil.exe, PE32 19->57 dropped 91 Creates multiple autostart registry keys 19->91 37 ._cache_InstallUtil.exe 19->37         started        41 Synaptics.exe 19->41         started        43 conhost.exe 23->43         started        59 C:\Users\user\...\._cache_InstallUtil.exe, PE32 25->59 dropped 61 C:\ProgramData\Synaptics\Synaptics.exe, PE32 25->61 dropped 45 ._cache_InstallUtil.exe 15 2 25->45         started        47 Synaptics.exe 2 25->47         started        49 conhost.exe 27->49         started        51 conhost.exe 29->51         started        signatures9 process10 dnsIp11 73 158.101.44.242, 49697, 49698, 80 ORACLE-BMC-31898US United States 37->73 75 checkip.dyndns.org 37->75 93 Antivirus detection for dropped file 37->93 95 Multi AV Scanner detection for dropped file 37->95 97 May check the online IP address of the machine 37->97 103 2 other signatures 37->103 53 conhost.exe 41->53         started        77 checkip.dyndns.com 132.226.247.73, 49696, 80 UTMEMUS United States 45->77 79 checkip.dyndns.org 45->79 81 192.168.2.1 unknown unknown 45->81 99 Tries to steal Mail credentials (via file / registry access) 45->99 101 Machine Learning detection for dropped file 45->101 55 conhost.exe 47->55         started        signatures12 process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2022-08-15 10:44:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z46qnf4ujghj5zrbmunp3ruchxjla5tytl3gr4uw677zuiz5dq6q._file
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger persistence spyware stealer
Link:
https://tria.ge/reports/220815-sy682afce7/
Behaviour
Modifies registry class
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
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Snake Keylogger
Snake Keylogger payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5430635952:AAHSHdu2fojG9N_kwONrQ9cBFyw-sQd2OBM/sendMessage?chat_id=5370707716
Unpacked files
SH256 hash:
b9eae90f8e942cc4586d31dc484f29079651ad64c49f90d99f86932630c66af2
MD5 hash:
c0ef4d6237d106bf51c8884d57953f92
SHA1 hash:
f1da7ecbbee32878c19e53c7528c8a7a775418eb
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
d79fc6b391037f3c8dfe47ed32c4977e3012ca5778ec0849d516340915eaf631
MD5 hash:
7be8da437c94e2f9549cfffb9341c72c
SHA1 hash:
d97b80aecebf6dc49cf6cddb1e0c03dfc7c8b533
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
3aa1baefb30333e5a44ed1f2d2aeeb90fa6d36f24ac196ca8c92ac63157c3645
MD5 hash:
9a4366ddbe3a5a91338639626b70e2f0
SHA1 hash:
c8661b67a75b36434cf486d36d20126670d5ab87
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
1dee7335275f86d3c5a724fc464c3578c514d475252e2d12f8fbf585a58715f4
MD5 hash:
6213dd6d55485bd1e9c302668bdc2c23
SHA1 hash:
6b500fee76f9b119bddb6762bbad2c04931d279b
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
4c0a0c19ceb32fcd934b2478e418e2c96a81be1e63365ad4039d76fe0a946f9f
MD5 hash:
9104871850b64e71a87bdf9687b08b83
SHA1 hash:
52fa9f5af850d9ed318e3b244bf38a3ab3c480fb
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
77c692a02fd7b1820413f7d0cdaafec6f1fbc636c24d0bc376e28d61a346fc1f
MD5 hash:
4adf42a1c34f3b73a0b5d639813fc186
SHA1 hash:
27ad0fea5d87ab018ae36f5b69687b8b927871ff
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
SH256 hash:
cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d
MD5 hash:
68e96e8a58a0bb396fce2269795ca905
SHA1 hash:
cac326a2ef7ba0fe55e9829587ac16c03f213695
Link:
https://www.unpac.me/results/04c8d696-6a9d-410e-bf41-1af1e00cb47a/
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/cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d

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: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

Executable exe cf3d069794498e9ee621651afdc6823dd2b076789af668f296f7ff9a233d1c3d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/298701/

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