MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64
SHA3-384 hash: 6edf661ea883f318e99ab1335ec2ce060ace16d8235f7eb83fa7205768a4134fb5a0cf4a88fa32aa05f3a7ad08b64509
SHA1 hash: ed83d93dff774eb16efdd99d28c28c6df12b7039
MD5 hash: 84b26a596f15ca813f3ef6cf0126f3c8
humanhash: carolina-bravo-skylark-louisiana
File name:Wzq5KvM1qfJ1lki.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:749'568 bytes
First seen:2024-01-31 11:06:36 UTC
Last seen:2024-01-31 12:50:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:uulO9SCF1OqkzqzwsrU/98PA50U1Jza6pQ/voxp2L4YgNWgCrP1HX3Rg92OA:vlO9Zrhrc8w0U1AkQ/vurqrBCYOA
Threatray 5'230 similar samples on MalwareBazaar
TLSH T167F4120877D41813E92E53F5DD7442DC47B26D267E81E3CBAE80749E4AF2BD50AA2327
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)
File icon (PE):PE icon
dhash icon 71e8d4d469e8cc68 (19 x AgentTesla, 5 x Formbook, 3 x SnakeKeylogger)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
272
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64.exe
Verdict:
Malicious activity
Analysis date:
2024-01-31 12:14:10 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/f1cf24ca-c002-45bd-8810-4527072ecc68

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/473770/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.710.6238.30221.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65ba29da40cbb80fe04a0eb1/reports/d99d0dcf-3590-4cdc-bf72-c5937e28a8f7/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64
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/f325b044-23ba-4a57-a386-632b91bbb4e6
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1384001
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1384001 Sample: Wzq5KvM1qfJ1lki.exe Startdate: 31/01/2024 Architecture: WINDOWS Score: 100 42 mail.wasstech.com 2->42 44 api4.ipify.org 2->44 46 api.ipify.org 2->46 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 14 other signatures 2->58 8 yNxtPCrzzgfN.exe 5 2->8         started        11 Wzq5KvM1qfJ1lki.exe 7 2->11         started        signatures3 process4 file5 60 Antivirus detection for dropped file 8->60 62 Multi AV Scanner detection for dropped file 8->62 64 Machine Learning detection for dropped file 8->64 70 3 other signatures 8->70 14 RegSvcs.exe 2 8->14         started        17 schtasks.exe 1 8->17         started        19 RegSvcs.exe 8->19         started        28 2 other processes 8->28 38 C:\Users\user\AppData\...\yNxtPCrzzgfN.exe, PE32 11->38 dropped 40 C:\Users\user\AppData\Local\...\tmp7C42.tmp, XML 11->40 dropped 66 Uses schtasks.exe or at.exe to add and modify task schedules 11->66 68 Adds a directory exclusion to Windows Defender 11->68 21 RegSvcs.exe 15 2 11->21         started        24 powershell.exe 23 11->24         started        26 schtasks.exe 1 11->26         started        signatures6 process7 dnsIp8 72 Tries to harvest and steal browser information (history, passwords, etc) 14->72 30 conhost.exe 17->30         started        48 mail.wasstech.com 204.93.196.181, 49719, 49723, 587 SERVERCENTRALUS United States 21->48 50 api4.ipify.org 104.237.62.212, 443, 49716, 49721 WEBNXUS United States 21->50 74 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->76 78 Tries to steal Mail credentials (via file / registry access) 21->78 32 WmiPrvSE.exe 24->32         started        34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2024-01-30 05:11:54 UTC
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5da37qjijct3djt7jgqqjc6ln57rmmbqdpotywlqe6fgckvvhjsa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
50b88683802c5f014b997ad7f1599837263ca270afd5e5dafe84e3e96da289d3
AgentTesla
7bc24eab2671cdde0c8f509b33aa7d42234f85e9547957666bbbd363826e8973
AgentTesla
ad01f89f8f0f94e6e16b4891bfded48a1debaa0397a9e43511a64170f6b32f55
AgentTesla
fc5733c919c6b89fbd76fd032e2f671b0be88474c3416764641b1d7f8428e57e
AgentTesla
+ 5'220 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/240131-m7zmnaagc2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
efafd9acc3f5729fcb2dd6e4223b764badb6fd7dac84a474b96f9c9382e24fe2
MD5 hash:
ed63a52afbff457c4dd7231dfdebf57c
SHA1 hash:
dbb8ed38ba012493d3f2fde2b23d1e85873f00ce
Link:
https://www.unpac.me/results/4b8ef370-79c8-465b-b064-be0d01cb8d25/
SH256 hash:
a895615d1a578509e508525b5eabb30787f994859db6a10dfca199a847099248
MD5 hash:
c16571e66609ef65766c670fd1c89f75
SHA1 hash:
576133eed4e05b89b2e8ae7e7a215d39b52623ac
Link:
https://www.unpac.me/results/4b8ef370-79c8-465b-b064-be0d01cb8d25/
SH256 hash:
30a3447711a0c8d1622b4d998de8e7063d5f627351d0733e25b7bc88e54a90a9
MD5 hash:
1668192b558c79dfe2e8dc453917c064
SHA1 hash:
5603169927c1f33badd01a9ed612fead5cdba570
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/4b8ef370-79c8-465b-b064-be0d01cb8d25/
Parent samples :
e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64
579e14e67dedb45ea3b315a678450891a931387f884bb196407defc567604969
42f49c36922c915d7bd0504bb1893842a2712c83616191bad4537fb00ff4bb71
1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209
SH256 hash:
518c5755b6d44a4e6dc2dfe808c2aeec2f7d4a7a076802b4cb2f5f79b4730181
MD5 hash:
9465383c0c2e2826017f5aa38e929225
SHA1 hash:
27ef0d9cb467db93040705d8e64789ee7c027610
Link:
https://www.unpac.me/results/4b8ef370-79c8-465b-b064-be0d01cb8d25/
SH256 hash:
e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64
MD5 hash:
84b26a596f15ca813f3ef6cf0126f3c8
SHA1 hash:
ed83d93dff774eb16efdd99d28c28c6df12b7039
Link:
https://www.unpac.me/results/4b8ef370-79c8-465b-b064-be0d01cb8d25/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e8c1bfc12848/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/e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64

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: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_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: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
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security

File information

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

Malspam

AgentTesla

Executable exe e8c1bfc12848a7b1a67f49a1048bcb6f7f1630301bdd3c5970278a612ab53a64

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/473770/

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