MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083. 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: 19


Intelligence 19 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
SHA3-384 hash: 6ddd0d00f37cd297f34a7c4f67493e67bbefb0346d20f5ba723eca6f7ff5443b0ccd98d593da9c053e88f2988e3d028e
SHA1 hash: 5af40b1c3301dd46f2638a9e87cecab32dafc713
MD5 hash: 2b5dc9e9da4531a4504718e1ba006b25
humanhash: lamp-fix-indigo-skylark
File name:8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
Download: download sample
Signature AgentTesla
Create hunting rule
File size:167'936 bytes
First seen:2024-08-05 14:02:37 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 3072:LBFOSvdczBNZpBFZ080GFLzdUI1PQ+5ckW1bGLj:L5dsBFBFZT0GFdTQ+GHb
TLSH T15FF3392996DA5D11D33D40B4C5B191480BB2E173926FE7AD0DF1ACFE3E163C3362A865
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 adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
373
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
Verdict:
Malicious activity
Analysis date:
2024-08-05 14:32:32 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/ddf8821d-24ff-44f1-a407-aa8d67b12f08

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66b0db9db7a04efc7439fa04
Tags:
Execution Generic Infostealer Network Stealth Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
agenttesla anti-vm config-extracted evasive fingerprint hacktool infostealer keylogger lolbin remote stealer vbnet
Link:
https://www.filescan.io/uploads/66b0dbb899ea8891b19137f6/reports/ddd45dda-a762-4488-824d-e54d53e82262/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
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/9b6db04c-ede1-4d27-ab4e-5ca36a3ccb2e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1488092
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-06-23 01:40:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrq52j3omk5nocxqdj6aftrwfynrxawlrrwnogskkq6763yk6cbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery
Link:
https://tria.ge/reports/240805-rcplessbmd/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/423019f6-f203-49e5-b027-d58682c1f05c
Unpacked files
SH256 hash:
8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083
MD5 hash:
2b5dc9e9da4531a4504718e1ba006b25
SHA1 hash:
5af40b1c3301dd46f2638a9e87cecab32dafc713
Detections:
AgentTeslaXorStringsNet
Create hunting rule
MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/214adf67-ee2e-4cda-b0df-b5fc15971069/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8c61dd276e62bad70af01a7c02ce362e1b1b82cb8c6cd71a4a543dff6f0af083

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:AgentTeslaV4
Create hunting rule
Author:kevoreilly
Description:AgentTesla Payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
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: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
Rule name:Windows_Trojan_AgentTesla_a2d69e48
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

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

Comments