MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d
SHA3-384 hash: 4da71c56502a929c53cb4e46d9c925e585576d9382336d7e1871cb88128a0d7c2b3d6cecfd967a49665bcb9f1134cb29
SHA1 hash: 6826877cb2f7bc8e74990a39ec531ac45a006307
MD5 hash: 4655d3e893aa264e7c15edf3893362cb
humanhash: queen-hot-cola-pennsylvania
File name:Z65mUTJ44mDD9pN.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:824'320 bytes
First seen:2023-06-15 19:59:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:mbcvG73htU7/2eQ1x96+hZbMJQWVrG+LW3VVG8Q1/Ee0as0h:KgG1tCueiVZKQ0K+q0N/Ee0B0
Threatray 5'459 similar samples on MalwareBazaar
TLSH T179050204AC964B67E276B7F94F1036B033FE9BC93861F38B1E86F0E59464F491A01A17
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 threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
338
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Z65mUTJ44mDD9pN.exe
Verdict:
Malicious activity
Analysis date:
2023-06-15 20:01:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/76e078d7-4dcc-4405-9874-341eaa6b5c9d

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/399305/
Detection(s):
Win.Packed.Nanocore-10004398-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook nanocore packed
Link:
https://www.filescan.io/uploads/648b6dc4e8a7749a2a2236aa/reports/ff1b393d-a7e0-49df-8588-2b47781f8eee/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d
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:
Unknown
Link:
https://analyze.intezer.com/analyses/36d27fa3-973d-4f5a-8a6a-cdd8ceffc6d7
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1255583
Signature
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2023-06-13 08:46:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
24 of 37 (64.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xqkbk4y2s5a3ixr46jwqbbqlfy7l75bvkddze3knx6ppa2wqawgq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0e724a5112ed91fceef060ac76d69321020734afb2902e512b2c5698123faf94
AgentTesla
3e7d7ffec0914a65f010b8a994fe91efa814e2e2a99ba5e6d349aa0b6aa4a19c
AgentTesla
5db6a8dfafd6956beaf4127500cd5232d78d70165a1775fa1da58277a43327ed
AgentTesla
6b931eba421ceaec90cb942759c2ed28919f648a91f8f28985f3dd6d8df4044c
AgentTesla
7a6f40daaf68b8a573b92508dee4d90e8236b9cccd80af1e1d9e7702f4b29c07
AgentTesla
81d6168162bbf9e13bde19c24fd797075a7ddde876c233f971c9114f1b0334fb
AgentTesla
8b9f62091a55888570c94edca554a69a8b28909113b022021372e936e2c567d9
AgentTesla
ba06102388ef51532a4571113245afb0d6850395b10d5e5651549862a8c34a04
AgentTesla
f25beb74b5cbaeaf3ed9497d7c29d276fdf449f7c634dda71b72f2d9b5483f37
AgentTesla
f814529a6f2e2a29f76d24db2fa858674a3088d6593b0cf4bf75eef4eb4dfe03
AgentTesla
+ 5'449 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/230615-yqzf4sba72/
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
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
Unpacked files
SH256 hash:
c440617e04a50ced73c8ab992cbe8d8954a3e41f21f046ee9d1f2a41ea9b416d
MD5 hash:
9390df6c9a6111978dee5414bc42eda6
SHA1 hash:
d3cb1c366b9e466afa93eb369838a04d30777795
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
SH256 hash:
ecc88936f723129015277a1b56aeb3fff31127feb4a21d390f6a572f036924b8
MD5 hash:
ff8d4bd0ddd29629defd6723910c71a9
SHA1 hash:
a88f0292b6c3b38f9c74a65f4bb2b3fa5c961df3
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
Parent samples :
6b931eba421ceaec90cb942759c2ed28919f648a91f8f28985f3dd6d8df4044c
bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d
SH256 hash:
13e9be0aba1cef3943954d2a204472356721075f8ecbfe565a476aec8346fdc6
MD5 hash:
4ce78b41df3f0bb4dff20793bcc9f78d
SHA1 hash:
4de22b09a356224b9916836ba2ee181d369d5f4f
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
SH256 hash:
82a0235fc8e1f5a3d842e2d4585a532f63b02380f71c7cb58ee8f528767888e4
MD5 hash:
7677ec3506a4641a4df33a7178f34a4d
SHA1 hash:
4bb5ccd28a0684b4d7911d28568c93f4d0c588b3
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
SH256 hash:
b92747ca00c45eb8336f7e41b9bf7d48e3f124d25ce608f8f9177400746ae277
MD5 hash:
b0dd256aab39a6d62e7f7ef7282b7d90
SHA1 hash:
44bc11b4ebb68b3eb26394120e6180558f5a3993
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
SH256 hash:
bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d
MD5 hash:
4655d3e893aa264e7c15edf3893362cb
SHA1 hash:
6826877cb2f7bc8e74990a39ec531ac45a006307
Link:
https://www.unpac.me/results/b57c14d0-06ac-40ea-924d-cc046b9d40e5/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bc1415731a97/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/bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d

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.

Malspam

AgentTesla

Executable exe bc1415731a9741b45e3cf26d00860b2e3ebff43550c7926d4dbf9ef06ad0058d

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/399305/

Comments