MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f301e312c9d5edf6744a7652d384f5a23dfc39d1ed1d1aa91076250e3411671c. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f301e312c9d5edf6744a7652d384f5a23dfc39d1ed1d1aa91076250e3411671c
SHA3-384 hash: ce10427ebe7a3e5ffd17ae77e501322204ccb757e679952b70ab19f6c3fb7d11c33c8737a5c9f466ceb9a7941397b0d8
SHA1 hash: 8ebab86b4069c2a0fc4ad460793e2055791fcd2a
MD5 hash: de808fe532c5125760cf6869edeef3e9
humanhash: alpha-bravo-jig-beer
File name:Dewtwpesv.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:147'968 bytes
First seen:2022-06-17 12:20:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:yA9JZ94t7iwFnBk1e6Ouq//VE4LA1jcdZfb93m1:LrZ94hiwPSOu09EJByjM1
TLSH T1C8E33B8DB9D888D5CF643277F2E3F5210641BCAF5529CB1AE3A7371ACEB22811613917
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 8ab29ab2b2d29aaa (6 x Formbook, 3 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/280980/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62ac7178b42c4b10d843dce4/reports/576abf94-43a0-4d78-b74a-bd4397a7749e/overview
Result
Verdict:
SUSPICIOUS
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/4cb81c48-b7f6-497f-a436-7688ca42d019
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1015169
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
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)
Writes to foreign memory regions
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: 647665 Sample: Dewtwpesv.exe Startdate: 17/06/2022 Architecture: WINDOWS Score: 100 80 Snort IDS alert for network traffic 2->80 82 Malicious sample detected (through community Yara rule) 2->82 84 Multi AV Scanner detection for submitted file 2->84 86 7 other signatures 2->86 7 Dewtwpesv.exe 16 7 2->7         started        12 Gusgftzy.exe 14 4 2->12         started        14 Gusgftzy.exe 2->14         started        process3 dnsIp4 68 cdn.discordapp.com 162.159.134.233, 443, 49772, 49865 CLOUDFLARENETUS United States 7->68 54 C:\Users\user\AppData\...behaviorgraphusgftzy.exe, PE32 7->54 dropped 56 C:\Users\...behaviorgraphusgftzy.exe:Zone.Identifier, ASCII 7->56 dropped 58 C:\Users\user\AppData\...\Dewtwpesv.exe.log, ASCII 7->58 dropped 88 Writes to foreign memory regions 7->88 90 Injects a PE file into a foreign processes 7->90 16 InstallUtil.exe 14 2 7->16         started        20 cmd.exe 1 7->20         started        22 powershell.exe 15 7->22         started        92 Multi AV Scanner detection for dropped file 12->92 94 Machine Learning detection for dropped file 12->94 24 InstallUtil.exe 12->24         started        26 cmd.exe 12->26         started        28 powershell.exe 12->28         started        70 162.159.133.233, 443, 49866 CLOUDFLARENETUS United States 14->70 30 InstallUtil.exe 14->30         started        32 cmd.exe 14->32         started        34 powershell.exe 14->34         started        file5 signatures6 process7 dnsIp8 60 checkip.dyndns.com 132.226.8.169, 49782, 49869, 49871 UTMEMUS United States 16->60 62 checkip.dyndns.org 16->62 72 May check the online IP address of the machine 16->72 36 conhost.exe 20->36         started        38 timeout.exe 1 20->38         started        40 conhost.exe 22->40         started        64 checkip.dyndns.org 24->64 42 conhost.exe 26->42         started        44 timeout.exe 26->44         started        46 conhost.exe 28->46         started        66 checkip.dyndns.org 30->66 74 Tries to steal Mail credentials (via file / registry access) 30->74 76 Tries to harvest and steal ftp login credentials 30->76 78 Tries to harvest and steal browser information (history, passwords, etc) 30->78 48 conhost.exe 32->48         started        50 timeout.exe 32->50         started        52 conhost.exe 34->52         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f301e312c9d5edf6744a7652d384f5a23dfc39d1ed1d1aa91076250e3411671c/
Threat name:
ByteCode-MSIL.Trojan.Startun
Create hunting rule
Status:
Malicious
First seen:
2022-06-17 10:52:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
9 of 40 (22.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ma6gewj2xw7m5ckozjnhbhvui67yoor5uorvkiqoysq4narm4oa._file
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger persistence stealer
Link:
https://tria.ge/reports/220617-phq1bsbhfk/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
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
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5166529015:AAHmXMIWF4K9IarF05CZj5gCu_oVRj3zFHc/sendMessage?chat_id=5170122971
Unpacked files
SH256 hash:
f301e312c9d5edf6744a7652d384f5a23dfc39d1ed1d1aa91076250e3411671c
MD5 hash:
de808fe532c5125760cf6869edeef3e9
SHA1 hash:
8ebab86b4069c2a0fc4ad460793e2055791fcd2a
Link:
https://www.unpac.me/results/8a2741f4-7c99-4531-bf4b-38f81f94e5da/
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/f301e312c9d5edf6744a7652d384f5a23dfc39d1ed1d1aa91076250e3411671c

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_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research
Rule name:WhisperGateStage2
Create hunting rule
Author:Harish Kumar
Description:Yara Rule to Detect WhisperGateStage2

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/280980/

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