MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d7b62e77cbef24e0b75ea88d79b68a84e2fccdd74dac22de7c18476ce8313ce. 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: 18


Intelligence 18 IOCs YARA 13 File information Comments

SHA256 hash: 7d7b62e77cbef24e0b75ea88d79b68a84e2fccdd74dac22de7c18476ce8313ce
SHA3-384 hash: 72ab0e354ae2d437256239c92f5e649f8683d46715d176a62f6888589c4212cf0373e7deb4e3a1d1c165303bd31811d3
SHA1 hash: 8221743aa2125e139c97b2e6e326180b382b8c94
MD5 hash: 170c497de89a698235d5c203f65da668
humanhash: yellow-mockingbird-delaware-fillet
File name:SecuriteInfo.com.FileRepMalware.14449.94
Download: download sample
Signature AgentTesla
File size:705'536 bytes
First seen:2023-11-23 04:15:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:97/gmLXGkJlmeKOgveYgLPuvs7ZTnI7yJhpa0rPNZbx+SrLBTBe+YXEQ:yS2k7xceXT7ZjrP1+UNM+YXEQ
TLSH T194E41218B2FA5B16F2FA83F50931755853B72A25F822E3490CCFA4CB5762F405A51F2B
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)
File icon (PE):PE icon
dhash icon 64e4e0686c6464b8 (2 x AgentTesla)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
357
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
SecuriteInfo.com.FileRepMalware.14449.94
Verdict:
Malicious activity
Analysis date:
2023-11-23 04:18:26 UTC
Tags:
agenttesla stealer

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

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Sending a custom TCP request
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1346748 Sample: SecuriteInfo.com.FileRepMal... Startdate: 23/11/2023 Architecture: WINDOWS Score: 100 40 mail.mgsales.net 2->40 44 Snort IDS alert for network traffic 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 7 other signatures 2->50 8 SecuriteInfo.com.FileRepMalware.14449.94.exe 7 2->8         started        12 RrzzrIaRwnI.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\RrzzrIaRwnI.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmp1F02.tmp, XML 8->38 dropped 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Writes to foreign memory regions 8->54 56 Allocates memory in foreign processes 8->56 58 Adds a directory exclusion to Windows Defender 8->58 14 RegSvcs.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        60 Multi AV Scanner detection for dropped file 12->60 62 Machine Learning detection for dropped file 12->62 64 Injects a PE file into a foreign processes 12->64 24 RegSvcs.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 42 mail.mgsales.net 148.66.138.198, 49734, 49735, 587 AS-26496-GO-DADDY-COM-LLCUS Singapore 14->42 66 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->66 68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->68 70 Tries to steal Mail credentials (via file / registry access) 14->70 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 22->32         started        72 Tries to harvest and steal browser information (history, passwords, etc) 24->72 34 conhost.exe 26->34         started        signatures9 process10
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2023-11-23 04:16:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
18 of 23 (78.26%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla_v4
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
b40c51212af363bb685b5297ed6bf9f2b327f0ee31987c9eb4eb74fe79d925c6
MD5 hash:
af9c4cbc5be56020a32b6ae6c7d535d4
SHA1 hash:
ecd022f7261025c01779f742832372729e7b2bbf
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
SH256 hash:
443597fb7f744100fc1b5c2a367eb185c688ce1f92cec817c0b715534c79588a
MD5 hash:
b177e26acd68ffe6f2e4dedc82c28c91
SHA1 hash:
b0b3f4cdc6e65c729b6912c0918a0894b0d9d32d
SH256 hash:
728d1ec1209e9291fd713ed1029578a278cbe231c67f19cba533b10d8a4544a9
MD5 hash:
4c00b4aeb1a483aac96f5b1f0640945c
SHA1 hash:
93acf5faa2446bb873a18dc335d2d2e2a856c770
Detections:
AgentTesla win_agent_tesla_g2 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
SH256 hash:
7d7b62e77cbef24e0b75ea88d79b68a84e2fccdd74dac22de7c18476ce8313ce
MD5 hash:
170c497de89a698235d5c203f65da668
SHA1 hash:
8221743aa2125e139c97b2e6e326180b382b8c94
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: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_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

File information


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

Comments