MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74. 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: 15


Intelligence 15 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
SHA3-384 hash: a1e0f84fc87aba8098e70577d7ec393d1eff7a9d747d26029a55286181d6ac78cf81dff4feaeb367d58950d4c9748d36
SHA1 hash: a8928f94fc09b95a019ca5cc4a7f3c0f89966684
MD5 hash: 73c4d511b769f0869c87b5d4621f2a81
humanhash: hotel-hot-lemon-purple
File name:SecuriteInfo.com.Win32.PWSX-gen.7861.9254
Download: download sample
Signature AgentTesla
Create hunting rule
File size:832'000 bytes
First seen:2023-12-04 09:39:23 UTC
Last seen:2023-12-05 07:57:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'739 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:/34/up+pJBv8nNX2ohpy+1AphoGJLYQgll7Bq:/38PJ2NziyAphoGxYZl
Threatray 3'116 similar samples on MalwareBazaar
TLSH T1E40512AA73658B17E8BA53F4E93E290083F27C153535E94CAEC331DE2971B401951BEB
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
337
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/462341/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.7861.9254.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Verdict:
Malicious
Threat level:
  10/10
Confidence:
92%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/656d9e7a6d4756846dc770d9/reports/7540c31e-2600-4af7-9166-c76bcdd49f2a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
Result
Verdict:
MALICIOUS
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/230534fa-96bd-4be6-87ab-cf2a8c80a19c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1353053
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-04 07:46:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
15 of 22 (68.18%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=44nap6m3qlmj27oneecbavpmmkfwzccvv5puj6kugvg64x5g7n2a._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
1ef125ce07c7c60d810fa54357bae683d2e442d0c6a4fb6586fd6a4ea31960ef
AgentTesla
267014d9c736074f574bd3f6256a850153d646ee0473d0c7929c5922660551ec
AgentTesla
3665a41374b9b77f594fe118728ff5ffbd741aa6a7534088b4940d0f4f1015da
AgentTesla
3dc6359da570fe22bb978572f80c64c540f1d3f68db732953ce8aec2586a6d36
AgentTesla
a11a607bcc8d3649e32a9a12d163e5dc3f529d5fc6a819333968d80266e1e441
AgentTesla
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
AgentTesla
f4c0c2490f385084d7673926acb7c950c30dfba656a77c85493cfc04889d002a
AgentTesla
+ 3'106 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231204-lm7xvsad34/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
cf0a5d3385b73bd67fc17732df050a29f6855209d81f6325de45b83158f383be
MD5 hash:
366a19b945b9d2502b135b60a7d30565
SHA1 hash:
f29fd5997da4a20489959a8dff95842e93a084f8
Link:
https://www.unpac.me/results/b514f36c-47ca-44b3-bcad-30c30651624a/
SH256 hash:
797e57bd74a68f7b4808a213f5c319ee4f4b023bc73088175d4393dfee9fe329
MD5 hash:
3c927935fbd608e7628cc2c5ad7d52fd
SHA1 hash:
ee0c880c0614ac960fd641f7d479233584aed1d8
Link:
https://www.unpac.me/results/b514f36c-47ca-44b3-bcad-30c30651624a/
SH256 hash:
1389ca8a41a165bd8d71b5a9557af430709eb6ebcdfc12a6769a163df8e93d48
MD5 hash:
bba5761789159b5a1a23566506358c15
SHA1 hash:
1859975a382a2698283bcbd9d9b38cefae8053d6
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Link:
https://www.unpac.me/results/b514f36c-47ca-44b3-bcad-30c30651624a/
Parent samples :
267014d9c736074f574bd3f6256a850153d646ee0473d0c7929c5922660551ec
f4c0c2490f385084d7673926acb7c950c30dfba656a77c85493cfc04889d002a
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
5bb7ca6a83079f79045f0fa552b1df5b003f01e6f348e6f5da91793c660647e6
3c4484e8984403b4ea3509bb251cb540a56fcb83d6b4f237b31d589bb30e7c12
SH256 hash:
2340d070fc92470913072bab9087c4ed5675a0e8d4c61145553a8aad52a16994
MD5 hash:
0cf35c9e685b649b084dc5d385aaa62b
SHA1 hash:
06ab63a9a595c6ef82206c7388ff6aee4b1adb51
Link:
https://www.unpac.me/results/b514f36c-47ca-44b3-bcad-30c30651624a/
SH256 hash:
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
MD5 hash:
73c4d511b769f0869c87b5d4621f2a81
SHA1 hash:
a8928f94fc09b95a019ca5cc4a7f3c0f89966684
Link:
https://www.unpac.me/results/b514f36c-47ca-44b3-bcad-30c30651624a/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e71a07f99b82/report/overview.html
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/e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74

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
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
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
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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

AgentTesla

rar f48479b95fb9963a347a81d37a5f82ec49411e832ef7833487276eec8e325391

AgentTesla

Executable exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/462341/
  
Dropped by
SHA256 f48479b95fb9963a347a81d37a5f82ec49411e832ef7833487276eec8e325391
  
Dropped by
MD5 0b25dc21591c5240c7e20633b1999ac5

Comments