MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0
SHA3-384 hash: 83e2c579dd1ae279bf685c23ba83a5c9c428e2166e17652622c507c5ab29021c6be0870b2dc071d3d036ea4f13c7a4c6
SHA1 hash: 255ea88c676ebaf4cc21e8c8f3e20dd921833d08
MD5 hash: 89c89a06094b0b65b8a915de16ccb5b5
humanhash: steak-two-batman-yellow
File name:COTIZACIN38200.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:811'008 bytes
First seen:2023-05-20 14:55:25 UTC
Last seen:2023-05-23 13:37:34 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:US8hue/3H1JxjnTh4uV/yFoLUgyyEQXtT28Z7oVd+SYXo8EDucM0:UBJxvh4uMSf5TX72d+S/z6c7
Threatray 3'962 similar samples on MalwareBazaar
TLSH T1A005BE2062AC9F1AE03A93F984A1D1B447F55E6AA47ED7878ED67CCB3A54F100B51F03
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)
Reporter JaffaCakes118
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
3
# of downloads :
91
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
COTIZACIN38200.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-05-20 15:24:42 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/87e76ee8-91b2-4f6a-a77f-abe839b95545

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67107214.13603.11434.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/6468df830322b09f30b662c3/reports/598c1833-d132-4745-94a2-a67f0c83ac56/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/756482b7-ac90-41a8-bda0-32e40b9c6902
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1238104
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0/
Threat name:
ByteCode-MSIL.Trojan.StormKitty
Create hunting rule
Status:
Malicious
First seen:
2023-05-18 15:32:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j37zxh6pwwpyiavverlf7exjaxn6zddbb3dnvwxzypfr7vod4xqa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1c0216850dbb0c54ac0530096791d93e6b2309a72171c933c2f633d49a5eabc4
AgentTesla
32606aec367ff7a71d0af223af5d22075a6cebc9fb967e4f2b5903fdee682bf6
AgentTesla
333b4a89730feb420bc1a76bed5c75943e663abd60eaf91c1bafd8417ccab76d
AgentTesla
784074560889770845788ca5875ff3660a30fb85d27823c017b209b101be3499
AgentTesla
b56529131600b58462657106380f4ec863397c8a51f52dba1ea33ec0cfccefdc
AgentTesla
bdfd3a90007f6305a48bf0297b5e0f9015cda1d82b1cb90ce6627bd9e7bc16cd
AgentTesla
c5b618054d855fffed65dc372080cdc5de39ca31edd513e7765a02c64f9b9e1b
AgentTesla
ca6a6aecce39ebda2e107fbe004eabd01987ef49bc04078d42a566cc517be270
AgentTesla
f1d17b3eaebacbc4bb2bbbd958910c39391ba63cf9ff0bc7ecbc8875dded84b7
AgentTesla
f4987dacf72e39e82c79a98402f44f83e364f4e1a96c808dbdcfd232c276fa09
AgentTesla
+ 3'952 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/230520-sa1fksfe41/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
aeee44c705fc3e7e49bcb592e60b8da1dd736017f24adf606d846d5bf13dae41
MD5 hash:
77e1b671366b0962f0a62d9bc1fe1518
SHA1 hash:
e76a71332e02de6a746206d67ff3c3992d0145bc
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
SH256 hash:
2907ceb0aff33154a49177d6e04e822538f3fb439a55264cdf84b162564afea6
MD5 hash:
ae06e9b9c5d6df3bdb39fbbc75d9b9cd
SHA1 hash:
b03aff7dda4462819b1250e44d80c83aca37237f
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
b687c485b63eb2e5a0f08c11153e814af8293b353bf7caf758ba5bd7fb9a3879
MD5 hash:
f40474249d58affcaa5d09a0cce3ad12
SHA1 hash:
6affe667e7ced483dee488c6e7bcbecb50e90302
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
SH256 hash:
bdfd3a90007f6305a48bf0297b5e0f9015cda1d82b1cb90ce6627bd9e7bc16cd
MD5 hash:
52c7540741d5e17d69e652ae8313bff4
SHA1 hash:
686cb503c1c90414566dbd1796b46ef0acfb231a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
Parent samples :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 hash:
4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0
MD5 hash:
89c89a06094b0b65b8a915de16ccb5b5
SHA1 hash:
255ea88c676ebaf4cc21e8c8f3e20dd921833d08
Link:
https://www.unpac.me/results/22fe0a93-517a-49cc-a499-45639016bef9/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4eff9b9fcfb5/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/4eff9b9fcfb59f8402b524565f92e905dbec8c610ec6dadaf9c3cb1fd5c3e5e0

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: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.

Comments