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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0. 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: 16


Intelligence 16 IOCs YARA 17 File information Comments 1

SHA256 hash: e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0
SHA3-384 hash: a64b1efec8bb203a7b5969731d40bacf6194220daaeafaef656a06bf36581493a81688af2b06a8bd62aa1c3bdae0ed08
SHA1 hash: 4212812ebdee91d578a07c648e2dbec558e42d94
MD5 hash: 74c84bdd77cff9a99903a0fbf1064537
humanhash: equal-finch-salami-six
File name:QUOTATION_MAYQTRA031244·PDF.scr
Download: download sample
Signature AgentTesla
File size:724'992 bytes
First seen:2024-05-02 19:22:58 UTC
Last seen:2024-05-02 20:27:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'237 x AgentTesla, 20'488 x Formbook, 12'372 x SnakeKeylogger)
ssdeep 6144:fv3pbRctGmEluNQH745BaqlJ75Bg4PgcmgRSU2e/98SU8l6uOJiLiIFP:Xp9cx8uT5pXP3RSq18e+QLiC
Threatray 3'970 similar samples on MalwareBazaar
TLSH T1D4F48C427345CF21C52F15B6D9A392F81317BE40DD01ABE776C8FE2A39F32AA6951483
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 0f519373d9cc750b (107 x AgentTesla, 38 x a310Logger, 20 x AveMariaRAT)
Reporter marcvspt
Tags:AgentTesla exe keylogger pdf spyware


Avatar
marcvspt
This malware is delivered by the email

Here more analyzers
https://www.virustotal.com/gui/file/f4d4e891c6aedb87609bac8028c8f545f2440c54a2d747b96499a508cc191027
https://www.virustotal.com/gui/file/e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0
https://www.filescan.io/uploads/6633dd1bbd46ae94f1648c2b/reports/2576dcc3-babc-4ccf-9acf-98dc15268f49
https://tria.ge/240502-xex88sfh63
https://www.hybrid-analysis.com/sample/e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0
https://polyswarm.network/scan/results/file/f4d4e891c6aedb87609bac8028c8f545f2440c54a2d747b96499a508cc191027
https://polyswarm.network/scan/results/file/e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0
https://app.any.run/tasks/9acc0baf-2c65-472e-8457-e1efe2fb5eec/
https://opentip.kaspersky.com/E6FCC25A9C1EA4E4EAAA11DB04A89CFFFE3BC2A0E7936509C1EB8DC5C244DCF0/results

Intelligence


File Origin
# of uploads :
2
# of downloads :
957
Origin country :
MX MX
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
QUOTATION_MAYQTRA031244·PDF.scr
Verdict:
Malicious activity
Analysis date:
2024-05-02 18:38:09 UTC
Tags:
evasion smtp agenttesla stealer exfiltration

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Launching a process
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-05-01 10:48:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
652d85b971a45d49dece78ff55e9ce117e57a110836d3e1d860e33a406161734
MD5 hash:
3795df301934192c3685c00a89a0b6ef
SHA1 hash:
e1735908a5f463b1063383bbc83900974d547da0
SH256 hash:
fb37c25732e9fc337c8dd7b54dfee8f96025acd7219e0d1cfebcc64bae6250d8
MD5 hash:
714d7eef5e14e21a9b34b5d9d2f4712e
SHA1 hash:
c04ca872a5c5e8807b84145ca8a1ad17539b1cc3
Detections:
AgentTesla win_agent_tesla_g2 INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Agenttesla_type2 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
966e4849b562728bff4bbd69fadc2a566899a3d983a7ff5304e72ecf6cfcd772
MD5 hash:
55857f507f2e6dace00eafaac0391548
SHA1 hash:
1dbfdcd721d24918aae25344bc8b715405702aba
SH256 hash:
e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0
MD5 hash:
74c84bdd77cff9a99903a0fbf1064537
SHA1 hash:
4212812ebdee91d578a07c648e2dbec558e42d94
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:DebuggerCheck__RemoteAPI
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information


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

Malspam

AgentTesla

Executable exe e6fcc25a9c1ea4e4eaaa11db04a89cfffe3bc2a0e7936509c1eb8dc5c244dcf0

(this sample)

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments



Avatar
commented on 2024-05-02 19:24:05 UTC

The email source is ljimenez@coelchiapas.com