MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b924f8f3b8ec730ab652403248f07d163b4218260e8896afdb6cb7b002205a3a. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b924f8f3b8ec730ab652403248f07d163b4218260e8896afdb6cb7b002205a3a
SHA3-384 hash: 0377eb33af1ebe5921bfb2c52218aad08e53e31ed9c28c66ee52eb25548fcace82f451a3b6cc1af4389157c9fcf6270d
SHA1 hash: 9438ba7c8546e087c2c23bad5ae39959a119e1f3
MD5 hash: fa46ee8181eae2ce9bba2f01621f5fac
humanhash: robin-finch-wisconsin-west
File name:SecuriteInfo.com.W32.AIDetectNet.01.12301.31694
Download: download sample
Signature AgentTesla
Create hunting rule
File size:77'312 bytes
First seen:2022-07-18 13:37:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'751 x AgentTesla, 19'657 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 192:/LzQyRyC/NirFz72n/0sgKQ5DPVIK5saVebdTT2USIHWyhYgazf6VFQkG:/LzXRyC/Nipmn/IKu5ROT2rInhYgjFt
Threatray 21'783 similar samples on MalwareBazaar
TLSH T17073CE45B2458D2EFFA1A23A3AA0916CD1EE9C3D1D67FD82E5217F8836391E01EF415C
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)
File icon (PE):PE icon
dhash icon 24e4c8d0f0c8d4d4 (15 x AgentTesla, 7 x RemcosRAT, 6 x Formbook)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
268
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/291585/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.12301.31694.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a window
Unauthorized injection to a recently created process
Forced shutdown of a system process
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62d562bc7b83f958a966deab/reports/6b7e7253-9e34-42a9-9775-0fc71aef47f2/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:
Malicious
Link:
https://analyze.intezer.com/analyses/90ab2203-6a3c-4ed8-868a-f45723cb5dcf
Result
Threat name:
AgentTesla, AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1035773
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Creates an undocumented autostart registry key
Encrypted powershell cmdline option found
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
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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 668267 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 18/07/2022 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for dropped file 2->42 44 11 other signatures 2->44 7 SecuriteInfo.com.W32.AIDetectNet.01.12301.exe 15 8 2->7         started        process3 dnsIp4 30 tlas-dz.com 168.119.191.106, 443, 49743, 49744 HETZNER-ASDE Germany 7->30 22 C:\Users\user\AppData\...\kaspersky.exe, PE32 7->22 dropped 24 Nrchnfvfecmxryqeshooter async - copy.exe, PE32 7->24 dropped 26 C:\Users\...\kaspersky.exe:Zone.Identifier, ASCII 7->26 dropped 28 SecuriteInfo.com.W...et.01.12301.exe.log, ASCII 7->28 dropped 46 Creates an undocumented autostart registry key 7->46 48 Encrypted powershell cmdline option found 7->48 50 Writes to foreign memory regions 7->50 52 2 other signatures 7->52 12 InstallUtil.exe 2 7->12         started        16 Nrchnfvfecmxryqeshooter async - copy.exe 2 7->16         started        18 powershell.exe 15 7->18         started        file5 signatures6 process7 dnsIp8 32 mail.barqaab.com 50.87.170.180, 49842, 587 UNIFIEDLAYER-AS-1US United States 12->32 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->54 56 Tries to steal Mail credentials (via file / registry access) 12->56 58 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 12->58 60 2 other signatures 12->60 34 23.105.131.196, 49770, 49803, 49829 LEASEWEB-USA-NYC-11US United States 16->34 36 127.0.0.1 unknown unknown 16->36 20 conhost.exe 18->20         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b924f8f3b8ec730ab652403248f07d163b4218260e8896afdb6cb7b002205a3a/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-07-18 13:38:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xespr45y5rzqvnssiazer4d5cy5uegbgb2ejnl63ns33aarali5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
asyncrat
Create hunting rule
Similar samples:
54e1ab14597cb30427c2410c8605c9af2f4fd567af3f4f40b2671962cadd15ab
AgentTesla
61126f74e12b1f13c1f000a90bbcb919979d5d53ac8b20114077986a2fb01495
AgentTesla
61daed4c33b87c72afad652c065526cf6cd9ed936682ace1befc7eb8b9a45949
AgentTesla
6cc6029fbc87ed9a7c025317a6d9eff0fe0049a8ba647551efcaea78ed2a1eaf
AgentTesla
a0cfdb287a571e7585132886bc8a0ad8de4427eb4b2bad5e650d5921e4834e9e
AgentTesla
b1fa69e98d91d174851b755a68c214073833e5ac20fdd64f45a61ff0c4a47ad8
AgentTesla
ce442fab80f616645429e47bededf88f2104476899a35952f70e1e31a21e734a
AgentTesla
def82eea2b57f5b879e8e7c14eb6e0c5a6cd58874835c53f0cfd4ee18d30101e
AgentTesla
e1f0b80e829512170cf479a745a34334108357d4cda701e8be7c10190cb14618
AgentTesla
+ 21'773 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:asyncrat botnet:default collection keylogger rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220718-qxdh8adbb6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Executes dropped EXE
Async RAT payload
AgentTesla
AsyncRat
suricata: ET MALWARE AgentTesla Exfil Via SMTP
Malware Config
C2 Extraction:
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
127.0.0.1:9128
127.0.0.1:9121
23.105.131.196:6606
23.105.131.196:7707
23.105.131.196:8808
23.105.131.196:9128
23.105.131.196:9121
Unpacked files
SH256 hash:
b924f8f3b8ec730ab652403248f07d163b4218260e8896afdb6cb7b002205a3a
MD5 hash:
fa46ee8181eae2ce9bba2f01621f5fac
SHA1 hash:
9438ba7c8546e087c2c23bad5ae39959a119e1f3
Link:
https://www.unpac.me/results/91b0a791-f853-4eed-94e8-0ec4f69ac480/
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/b924f8f3b8ec730ab652403248f07d163b4218260e8896afdb6cb7b002205a3a

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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/291585/

Comments