MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c
SHA3-384 hash: d0dffd7a7dc170672bc219964a5d203d5be143fa11929e7cb56bdcb5ee9581ab1a1e506c37b51b32911ef82239d169d3
SHA1 hash: 1dceab2e95bd2fd3cf51ece0f28522c719dd0451
MD5 hash: 82d2326101678bb146c8b7a73f5e6c17
humanhash: montana-september-sodium-stairway
File name:17014098066c7b82cc06d0a48a81f4c0569763f205b3b256ca333f4137acde0d7007b6a208564.dat-decoded
Download: download sample
Signature AgentTesla
Create hunting rule
File size:245'760 bytes
First seen:2023-12-01 05:50:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 3072:T1RdFd0hNRFxHzb7lS/xp+pcXsH5GDvtMF7:TDrd0hNRFxHzHlSZp+eXsqvO
Threatray 2'884 similar samples on MalwareBazaar
TLSH T1FE341F037F88EB15E5A87E3792EF6C2413B2B0C71633C60F6F49AA6514522526C7E72D
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 abuse_ch
Tags:AgentTesla base64-decoded exe


Avatar
abuse_ch
Malware dropped as base64 encoded payload

Intelligence

File Origin
# of uploads :
1
# of downloads :
318
Origin country :
DE DE
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/461572/
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Sending a custom TCP request
Creating a window
Stealing user critical data
Verdict:
Malicious
Labled as:
Dacic.64A56CA5.A.Generic
Link:
https://www.hybrid-analysis.com/sample/4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c
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/0eff1cbc-6aff-4985-b594-03f8456e06b7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1351106
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-01 05:51:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jig6vf24sll3dqdfp3uczgbxog3pj2i3vvevltcixfnhdqwyf46a._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
0f38e9bb118683c47ed9ac3b745683a8b66b9386ab0ac538e7b52dc5ce7b0130
AgentTesla
4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c
AgentTesla
4aae9ad81dfd7b5ed021827eb0b55e99b7095d93bd1f59da22cfc1fd96bda677
AgentTesla
6950eef4d380c2396d2df2483f374e07834842a0299133ad9ab18ba483fa54f8
AgentTesla
e50d396fce14d5c6f58251adb5967d37862e8f2931d760ea76557e45086c30bf
AgentTesla
f5d898d55049c43482c1f3621d7038f6337c42956ba73d1adb6e438676088ee0
AgentTesla
f965267c9355d56472408f903ba9ddfea146c796a561426eac3ec35c46857a7d
AgentTesla
+ 2'874 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231201-gjwm7sfc65/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c
MD5 hash:
82d2326101678bb146c8b7a73f5e6c17
SHA1 hash:
1dceab2e95bd2fd3cf51ece0f28522c719dd0451
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/680d6238-5c75-4792-9aa2-65aedf9b5dd2/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4a0dea975c92/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/4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
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.

6c7b82cc06d0a48a81f4c0569763f205b3b256ca333f4137acde0d7007b6a208

AgentTesla

Executable exe 4a0dea975c92d7b1c0657ee82c983771b6f4e91bad4955cc48b95a71c2d82f3c

(this sample)

  
Dropped by
SHA256 6c7b82cc06d0a48a81f4c0569763f205b3b256ca333f4137acde0d7007b6a208
  
Dropped by
MD5 faed888883c80d07e47d24c8608f6704
  
URLhaus
https://urlhaus.abuse.ch/url/2736492/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/461572/

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