MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77bcd217c3a5f148c0831722875e10dfa7ee7fef3f174725708b4fe303b1afc9. 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


AgentTesla


Vendor detections: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 77bcd217c3a5f148c0831722875e10dfa7ee7fef3f174725708b4fe303b1afc9
SHA3-384 hash: e34a188e1fece0516d805718436a5c85d2932c0f0e79e9288a253e0f8b327d0a40e699d6e7114559be09a9e0b456fa4f
SHA1 hash: 85248cb7bd74cac7695b33f4524ebc0578a8fb85
MD5 hash: a7a0ba589c78d3a9eaf3cdddde6daf8f
humanhash: speaker-hydrogen-moon-march
File name:SecuriteInfo.com.Win32.PWSX-gen.1743.27124
Download: download sample
Signature AgentTesla
Create hunting rule
File size:8'192 bytes
First seen:2022-10-14 00:17:03 UTC
Last seen:2022-10-14 01:00:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 96:Wukn4hEKeTDKT0BFS2Hwr1hOMZDQCry3/IAhhaOlCfk9u6zNt:VknWEKkDgz2qdZDFyPIAh4OlCfkI8
Threatray 20'221 similar samples on MalwareBazaar
TLSH T1C2F1FA2693D85333DBA74F3B5CA3A381037BE742C96BCF9D5C88510B5D627614692A34
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 SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/320149/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.1743.27124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6348aabb5cada2cbc6ec008a/reports/07bda30b-ce4b-45b2-8cb6-3362b570cdbb/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cb04cf54-a2f9-4385-9baf-b0371da2aa36
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1090361
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Encrypted powershell cmdline option found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 722971 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 14/10/2022 Architecture: WINDOWS Score: 100 42 Snort IDS alert for network traffic 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Yara detected AgentTesla 2->46 48 8 other signatures 2->48 7 SecuriteInfo.com.Win32.PWSX-gen.1743.27124.exe 16 7 2->7         started        12 Vkimk.exe 14 2 2->12         started        14 Vkimk.exe 2 2->14         started        process3 dnsIp4 32 41.216.183.235, 49698, 49700, 49701 AS40676US South Africa 7->32 24 C:\Users\user\AppData\Roaming\...\Vkimk.exe, PE32 7->24 dropped 26 C:\Users\user\...\Vkimk.exe:Zone.Identifier, ASCII 7->26 dropped 28 SecuriteInfo.com.W....1743.27124.exe.log, ASCII 7->28 dropped 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->50 52 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->52 54 Encrypted powershell cmdline option found 7->54 16 SecuriteInfo.com.Win32.PWSX-gen.1743.27124.exe 2 7->16         started        20 powershell.exe 14 7->20         started        56 Machine Learning detection for dropped file 12->56 file5 signatures6 process7 dnsIp8 30 api.telegram.org 149.154.167.220, 443, 49702 TELEGRAMRU United Kingdom 16->30 34 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->34 36 Tries to steal Mail credentials (via file / registry access) 16->36 38 Tries to harvest and steal ftp login credentials 16->38 40 Tries to harvest and steal browser information (history, passwords, etc) 16->40 22 conhost.exe 20->22         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/77bcd217c3a5f148c0831722875e10dfa7ee7fef3f174725708b4fe303b1afc9/
Threat name:
ByteCode-MSIL.Trojan.Scarsi
Create hunting rule
Status:
Malicious
First seen:
2022-10-14 00:18:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o66nef6duxyurqedc4rioxqq36t6477ph4luojlqrnh6ga5rv7eq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1ef16af3f7642ec03539fa7601a95f6576a196d6dc7790a09389d461f91a14b3
AgentTesla
3785ea3b9088f8540d543c65142f3c6017114193dd6fac36c5de18cbfa1102a7
AgentTesla
63cdda46a08c3038d94c60c3dd0ac398eb2d5b56568870bd4128b835a41d7c4d
AgentTesla
8d75529a8c51cb0ba57f63afe69cfbb3af95c5087946ad4de20634c86a5abf3c
AgentTesla
bc0a1153681fd21f8ea15a81e41d256a7a10623554db56a74d2b244547248e7c
AgentTesla
e243eee91b30073c5fdb40f20cabd29689bafdff93a7b6f0c4df8efc16aa00d5
AgentTesla
+ 20'211 additional samples on MalwareBazaar
Gathering data
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fdcfcb1e-9f9c-4255-ad26-f8710d5e41ab
Unpacked files
SH256 hash:
77bcd217c3a5f148c0831722875e10dfa7ee7fef3f174725708b4fe303b1afc9
MD5 hash:
a7a0ba589c78d3a9eaf3cdddde6daf8f
SHA1 hash:
85248cb7bd74cac7695b33f4524ebc0578a8fb85
Link:
https://www.unpac.me/results/9e7a81b4-d1d6-4b0e-ba87-55d3572a0e95/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/77bcd217c3a5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/77bcd217c3a5f148c0831722875e10dfa7ee7fef3f174725708b4fe303b1afc9

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/320149/

Comments