MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e
SHA3-384 hash: 2819df5c7e34c8959d90c3d229e220a8bbcb339af0aee66ecc295b4a1d08b1ac00611a83f70768f32965383d758f6dad
SHA1 hash: 717faf0d36d899d51da9ab9a7d2f1d158c02f905
MD5 hash: d982ef8c8f49b61f7b4279d5d8dff977
humanhash: spring-hot-batman-salami
File name:Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:718'336 bytes
First seen:2023-05-30 13:27:51 UTC
Last seen:2023-06-06 14:06:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:FcJqNxqfzr6zf/Z0CJeFnagjPgZiptRs83uWCmHp:CJqufzOzfB0CJeFagLgspLs8e
Threatray 3'230 similar samples on MalwareBazaar
TLSH T1BCE484388B75637A91BBE39447C6B49FB1909C36B2113BE5E491230D4931832FAC7E5E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 17378b8d8d067557 (9 x AgentTesla, 1 x AveMariaRAT)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
9
# of downloads :
262
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation.exe
Verdict:
Malicious activity
Analysis date:
2023-05-30 13:29:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/98667d49-5b64-46cb-8315-e83f842475ba

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/393595/
Detection(s):
Sanesecurity.Rogue.0hr.20230530-0533.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
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
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6475f9e4265e4e1dc7e50c6a/reports/0fc73a1e-fea5-4294-ab18-978d9aa300d0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1eb9cf1f-bb0c-4221-8330-129152e5e7e3
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1245426
Signature
.NET source code contains very large strings
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
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
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 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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-30 02:51:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ivj4fy4jlyzaazhz4oi6vabb7k3itoposgiwagrjk7jkrnbmfuha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1ed23ba2f4f0f91fe3ef1cbb68126fa47ca460aa8d77da6f0c345cbaea062292
AgentTesla
34b8932980e5d4741763bac8c088fcaca1e59b709801c84653830c58d36c7c14
AgentTesla
858d78e45567e3b39affd12795d7b16fbc9af5d725ee7a0dffc10a86ca22133d
AgentTesla
9e1788c269afe73af312508280bf1f8ca7f9049d47e4f0b125c7a75c98610e4c
AgentTesla
c3cf5c8a569686df882fc43e402047967a7c74b0274864ec28c007a3d36d9fca
AgentTesla
da59dd1b2e20e25f770267c503b455d48c710a285721f78ab1a8070200d67261
AgentTesla
fc5ea1c67d2177ba18b4465551fd8e07c8b3c223443d17a364f2b7b3078aa189
AgentTesla
fd575fa04eb0f1c6fd0782d08279646cddaddd8f93f8a208d331fca14c841e36
AgentTesla
+ 3'220 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/230530-qqnqlsaa81/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
AgentTesla
Unpacked files
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/f7bd9427-f959-4cac-815f-a311bae45cd3/
SH256 hash:
f35edcc090d3bdc4ad9d986694e672ab856e6bec963ee099c786409dbfe7d116
MD5 hash:
972e5cad02dbf1d923202f57fb303bc4
SHA1 hash:
36c85d8fec9eae2916c1394b446def4942b28007
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/f7bd9427-f959-4cac-815f-a311bae45cd3/
Parent samples :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 hash:
19c4d28f7eacbe14012bb4c8db34c67ccaa0277f0546bffde252340764701bf5
MD5 hash:
ce94b15dc7b77cb79678b856ffdf8743
SHA1 hash:
287c83b967ee2cf68a4fdcb5b692556896b504b5
Link:
https://www.unpac.me/results/f7bd9427-f959-4cac-815f-a311bae45cd3/
SH256 hash:
4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e
MD5 hash:
d982ef8c8f49b61f7b4279d5d8dff977
SHA1 hash:
717faf0d36d899d51da9ab9a7d2f1d158c02f905
Link:
https://www.unpac.me/results/f7bd9427-f959-4cac-815f-a311bae45cd3/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4553c2e3895e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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 6740e2c4a70c5c3d1242586f9013e2d12bdadf5b75b3412e18d88c9e46fb6dc5

AgentTesla

Executable exe 4553c2e3895e320064f9e391ea8021fab689b9ee9191601a2957d2a8b42c2d0e

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/393595/
  
Dropped by
SHA256 6740e2c4a70c5c3d1242586f9013e2d12bdadf5b75b3412e18d88c9e46fb6dc5
  
Dropped by
MD5 963224ebdf54a7d8345a7a5de0076ea6

Comments