MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3. 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: 17


Intelligence 17 IOCs YARA 14 File information Comments
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SHA256 hash: e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
SHA3-384 hash: 88ce3fd2e5190d95b415f25507d7c2687c4cf7c60d51f36758ec432b9b1ef9ddaae3e5e740b4a4b17e7958b69dec6a16
SHA1 hash: 670d41f85ae6ef92f0ac0d4d02f6d14aab409a81
MD5 hash: e7baaee502ac82e9bd0df28da8bcc066
humanhash: snake-white-river-dakota
File name:SecuriteInfo.com.Win32.CrypterX-gen.21905.7332
Download: download sample
Signature AgentTesla
Create hunting rule
File size:880'640 bytes
First seen:2023-12-05 18:17:20 UTC
Last seen:2023-12-05 18:17:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:DT5VH5nF8pREGHTbY5dtSgOhbly3xzT7wlttC3oJDWwFGGBhhMd96EhMxX2if2J5:xtmMchxUUFPDtFGEh6d96lg62J
TLSH T1F1151228B6B834ABCEA610F5151B914013F6687B52A8EFC48CC3B3E961C9FD046DCD97
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 :
2
# of downloads :
368
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.CrypterX-gen.21905.7332
Verdict:
Malicious activity
Analysis date:
2023-12-05 18:19:01 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/5fd675e4-5286-44f1-9387-e9c58ed93b92

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/462689/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.21905.7332.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/656f695f3f60a81034897034/reports/a08f0725-f147-49a4-a65c-80fec3eb3018/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a7d50c20-bc9f-4318-90a2-e9bbff12cb6d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1354141
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1354141 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 05/12/2023 Architecture: WINDOWS Score: 100 47 mail.asiaparadisehotel.com 2->47 49 api4.ipify.org 2->49 51 api.ipify.org 2->51 57 Snort IDS alert for network traffic 2->57 59 Found malware configuration 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 9 other signatures 2->63 8 lakRqEsCRYS.exe 5 2->8         started        11 SecuriteInfo.com.Win32.CrypterX-gen.21905.7332.exe 7 2->11         started        14 ZVOHvI.exe 2->14         started        16 ZVOHvI.exe 2->16         started        signatures3 process4 file5 77 Antivirus detection for dropped file 8->77 79 Multi AV Scanner detection for dropped file 8->79 81 Machine Learning detection for dropped file 8->81 83 Injects a PE file into a foreign processes 8->83 18 RegSvcs.exe 3 8->18         started        22 schtasks.exe 1 8->22         started        43 C:\Users\user\AppData\...\lakRqEsCRYS.exe, PE32 11->43 dropped 45 C:\Users\user\AppData\Local\...\tmpF2FA.tmp, XML 11->45 dropped 85 Uses schtasks.exe or at.exe to add and modify task schedules 11->85 87 Writes to foreign memory regions 11->87 89 Adds a directory exclusion to Windows Defender 11->89 24 RegSvcs.exe 16 4 11->24         started        27 powershell.exe 22 11->27         started        29 schtasks.exe 1 11->29         started        31 conhost.exe 14->31         started        33 conhost.exe 16->33         started        signatures6 process7 dnsIp8 53 mail.asiaparadisehotel.com 112.213.92.100, 49712, 49722, 49723 SUPERDATA-AS-VNSUPERDATA-VN Viet Nam 18->53 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->65 67 Tries to steal Mail credentials (via file / registry access) 18->67 69 Tries to harvest and steal browser information (history, passwords, etc) 18->69 71 Installs a global keyboard hook 18->71 35 conhost.exe 22->35         started        55 api4.ipify.org 173.231.16.77, 443, 49707, 49709 WEBNXUS United States 24->55 41 C:\Users\user\AppData\Roaming\...\ZVOHvI.exe, PE32 24->41 dropped 73 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 24->73 75 Hides that the sample has been downloaded from the Internet (zone.identifier) 24->75 37 conhost.exe 27->37         started        39 conhost.exe 29->39         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-05 17:20:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4kgwqp2po6qgxq3xp427nlnt4lrr5n3377nafl7vvelu7mhxv7bq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231205-wxk6ysed33/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/3a2aba68-abd1-409f-aa23-2a10b8b30d97/
SH256 hash:
b54e16e87519d59aa8520ad2c7f921400a716bed8b8578b45446b62e91fa2e87
MD5 hash:
e52f2dc5342060d2610aaeaf8e704a3e
SHA1 hash:
46462e99547f6dc051a2495b4a277c5578e63693
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/3a2aba68-abd1-409f-aa23-2a10b8b30d97/
Parent samples :
3c4c069b208bd00f2526297e14f831b5f585ae06f0e4ad48292244027c21f089
e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
9f9871c67ea785d65921ea232a89ec9ae4ba1bb13dd01732b39aaf406d9544a0
SH256 hash:
7fa6342560b497a18146dd6b9841992b18d9c077135977fe26139821058a4cd3
MD5 hash:
b4bbca1c613fcae703f1ec6fd514c496
SHA1 hash:
4145d88512331f57472fac46cf1742d97a2d1a8c
Link:
https://www.unpac.me/results/3a2aba68-abd1-409f-aa23-2a10b8b30d97/
SH256 hash:
7006c3fe0644012960685144629122f353040a10f83daffc188a231a2bf38313
MD5 hash:
6364cae8ac7f75305f239717f8cf7d11
SHA1 hash:
2925b30f8661f7ff91cff13bf7434ddc3a2eb7fa
Link:
https://www.unpac.me/results/3a2aba68-abd1-409f-aa23-2a10b8b30d97/
SH256 hash:
e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
MD5 hash:
e7baaee502ac82e9bd0df28da8bcc066
SHA1 hash:
670d41f85ae6ef92f0ac0d4d02f6d14aab409a81
Link:
https://www.unpac.me/results/3a2aba68-abd1-409f-aa23-2a10b8b30d97/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e28d683f4f77/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/e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3

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: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:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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.

Cape
Cape
https://www.capesandbox.com/analysis/462689/

Comments