MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a
SHA3-384 hash: 45ea8951a8ef7e2d0660381e8b83fbe311e23f2817ce438ee0dcb9debc8c4deb9e8d8dd7066ad91b5d7243ac9e311622
SHA1 hash: f6c7bec1582498255ee35b142fc95d9e2b17b4c5
MD5 hash: 1526e5fa3dacb4fec142fa048c1573a1
humanhash: paris-alpha-alabama-april
File name:LisectAVT_2403002C_10.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:850'953 bytes
First seen:2024-07-25 01:40:17 UTC
Last seen:Never
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:UFLUZoWBwIyww0vWfueEQEarTXNmuKXevwN0GQ+l3y34SI1Vt/L5r3BD1Ry09yz:UaomwIjGGUfHwuuNvSIb1LN
TLSH T19005DFA83258719EC417CD768A58DC30A6206CAB571BC24390C71D9FBA6DED3CF196F2
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)
Reporter Anonymous
Tags:AgentTesla exe


Avatar
Anonymous
this malware sample is very nasty!

Intelligence

File Origin
# of uploads :
1
# of downloads :
216
Origin country :
CN CN
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed vbnet
Link:
https://www.filescan.io/uploads/66a1ad353acdc8d8268ddafd/reports/49914a32-6191-4ae9-98f2-5000f6585ef6/overview
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1481561
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-07-25 01:41:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=57zibh2yxgr6zffuysiu2pkljl5mh5sk7pvr3coh3mwzzxzcpuva._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla credential_access discovery keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240725-b36pmazhrm/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6ff41d15-7a35-4b94-821b-a479c3956456
Unpacked files
SH256 hash:
7e7a74056f3d372d8caf2b9b0f50f20378d6e86e3cce0b2998bc7f29a88263c9
MD5 hash:
11cb53cd8bd56fd55049e172bd9e4f44
SHA1 hash:
c43004f44910cbcf4e3f9b35ed1ec98589abb7dc
Link:
https://www.unpac.me/results/b3a40bfb-5f1b-477c-b07d-3e5b32808ee7/
SH256 hash:
934493ffcf84233432ef4b4bacc7e1e282acd7366505bc3050f619e6e3767f4c
MD5 hash:
6458eafa0681114ad4f98d4014223d76
SHA1 hash:
a8f40dd46897496cb5c286889748760f62fd79dd
Link:
https://www.unpac.me/results/b3a40bfb-5f1b-477c-b07d-3e5b32808ee7/
SH256 hash:
7cfce9d4374f24d233171eaff3aa995d700542bf0a9fd54f183745647f450c4a
MD5 hash:
aacd3a7a18721a1a5e2aac83bfedc3c9
SHA1 hash:
2743a9077e031d648c206c00bc0fa38f9e0dab38
Link:
https://www.unpac.me/results/b3a40bfb-5f1b-477c-b07d-3e5b32808ee7/
SH256 hash:
5964e19472c08e72e8ae27c1c1ebc0bcf13bd6b2527f2b18185ae20372d471bd
MD5 hash:
785c95cb7361b5e990a7fcfad1fe1fe6
SHA1 hash:
24db4b4b47f4f321e762d934f8866f31d394c041
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/b3a40bfb-5f1b-477c-b07d-3e5b32808ee7/
Parent samples :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 hash:
eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a
MD5 hash:
1526e5fa3dacb4fec142fa048c1573a1
SHA1 hash:
f6c7bec1582498255ee35b142fc95d9e2b17b4c5
Link:
https://www.unpac.me/results/b3a40bfb-5f1b-477c-b07d-3e5b32808ee7/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/eff2809f58b9/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Malspam

AgentTesla

Executable exe eff2809f58b9a3ec94b4c4914d3d4b4afac3f64afbeb1d89c7db2d9cdf227d2a

(this sample)

  
Link
https://bbs.kafan.cn/forum-31-1.html
  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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