MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30
SHA3-384 hash: e79ac4df5c32e108c3e209a74313643529a232cc3c4301f224e4098be1a44f8db6959f696149c1cfef74fb6e44bacd31
SHA1 hash: 911dc0d7e70c1cdbbbf2fc4e8a5d212e4ec0c375
MD5 hash: 443015316fada7ff64578b88c26d66fb
humanhash: nebraska-aspen-victor-avocado
File name:SecuriteInfo.com.Win32.PWSX-gen.11374.8890
Download: download sample
Signature AgentTesla
Create hunting rule
File size:911'872 bytes
First seen:2023-09-26 21:36:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:MUeaOS9s9WcVb+BZXScuiXSdiqeH4/ZbAyTcZsLFzkkG8vg+SJFI8kHzcfjAUbKp:r9s9WEEXqU4/ZsezBfE7p
Threatray 5'826 similar samples on MalwareBazaar
TLSH T1CC159D9C3650B5DFC46BC9768AA42C60EA117CBA871BD203A01735ADE93CA97CF145F3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon f8e4c688b4e46ca4 (7 x AgentTesla, 1 x Formbook)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
280
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.11374.8890
Verdict:
Malicious activity
Analysis date:
2023-09-26 21:39:47 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/500e7bc0-2543-4f8f-aa9f-08a31234b374

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/451361/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.PWSX-gen.11374.8890.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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65134f0133582f234e03f728/reports/b1170c0b-6fd8-4ee7-94b2-ab5dcf68e10f/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/640e54d2-f497-4297-9414-8966487c72d1
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1314831
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-09-26 19:32:42 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
18 of 34 (52.94%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yg3ksolebwjiw2sbxdyyrjbkndmrm5buo2fl4ifzjn2pfjrs34ya._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1eee47020391da55dc802775cfaee097529916e00a309c48fa9973fa9dd7c7cf
AgentTesla
411fc006ebe1724a6bab93d977e183ad283f648960c7dacb3eccfccf689967dc
AgentTesla
4e3d57bec4f060ce042685c2eab68373d297ef3506a2a53e65efebefa5f084fd
AgentTesla
71f8edc498c92c37c5c6dffc98969e8cdab7d4f95466163dca68e72d1b1badaf
AgentTesla
90f4dbe5a1ecd502432550851c0f7997d84d3796dc632a77299231582ae05999
AgentTesla
b4073b9936abd8f87ba521d74ecfed8e16ba3582bbf80a51da0da0c1982814ad
AgentTesla
dc72c3da125cac80b5cafb89d523c7b77b357f551fa4366efcd1fd83b568e942
AgentTesla
f03f1ae3d3d6bde555d9bc841f8b11ee27459cb9937ae50298b24acb3190552e
AgentTesla
+ 5'816 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230926-1gfzhsfb76/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot6630175295:AAFfPbc9vQVIP0-AF7WS0h2m7ua55ypd_gE/
Unpacked files
SH256 hash:
8166edc6402990e60b92312dd5e6347d8579bfff3958e37bed5cebc316705c5b
MD5 hash:
5cad89fc586f13bd55a4788c995ec3d9
SHA1 hash:
e767585176f1a7ca61ca7a8b732f791a4f883c45
Link:
https://www.unpac.me/results/eb901653-3d05-4049-a0ea-f6e09c7916ed/
SH256 hash:
9db51ad0c5807a5193ed76bc569ac48b685385fe8517538918d9870fd2c318a4
MD5 hash:
b28777279f9d286ef691351d2c5e16fb
SHA1 hash:
c0809893b67b425ea0015dc34ee0306f3ec6ea93
Link:
https://www.unpac.me/results/eb901653-3d05-4049-a0ea-f6e09c7916ed/
SH256 hash:
513d832b6414ca92f71ea7abb910113140519f343c8fee079825d19bec37cae6
MD5 hash:
128feef2cd97a2ee0d369655ab39f214
SHA1 hash:
90d82fff31ca1510bdc670c400faa2893c918341
Link:
https://www.unpac.me/results/eb901653-3d05-4049-a0ea-f6e09c7916ed/
SH256 hash:
bb86efa9d9b1b6b5d65e2f3e12cc0b5075c6ff1dadf08985f738cfc1201c43ad
MD5 hash:
5474c43e0c919094308ee937798eb3ca
SHA1 hash:
33a16615d1c7ea6a8d658d3b6288f19f31ec9f65
Link:
https://www.unpac.me/results/eb901653-3d05-4049-a0ea-f6e09c7916ed/
SH256 hash:
c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30
MD5 hash:
443015316fada7ff64578b88c26d66fb
SHA1 hash:
911dc0d7e70c1cdbbbf2fc4e8a5d212e4ec0c375
Link:
https://www.unpac.me/results/eb901653-3d05-4049-a0ea-f6e09c7916ed/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c1b6a939640d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/c1b6a939640d928b6a41b8f188a42a68d9167434768abe20b94b74f2a632df30

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: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/451361/

Comments