MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b
SHA3-384 hash: 4d70c1387ad3930c4a5aff4c623e52b9162f091a4c362262d27ac68febd4438e4e5a8a66c741a08bd3f60454ab38fcdb
SHA1 hash: 3086128a86938e89cbb58ebe364229ef7eb7f5b0
MD5 hash: 2cf92861a9c618b09f22953f6edb73ef
humanhash: muppet-kilo-jig-michigan
File name:Po- Order 98540-00..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:754'176 bytes
First seen:2023-12-11 13:23:04 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:HLHqc3+GSueH5qvF8VUR5QghHs3I5ZR2eEkWooDNvUAu6p2sQJUGg7ombj/+9g5o:D/uGGqvLDvfDdWooDNHXWQsgFod
Threatray 2'239 similar samples on MalwareBazaar
TLSH T144F42398729CC16BCB8E8EB4009620003BFF852A7592DBCD5CA7D1ED62D6BD95F25343
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
229
Origin country :
HU HU
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/465146/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.IL.Trojan.MSILZilla.28862.28873.13412.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65770f4e3f60a810348f2059/reports/8d48d12c-a12f-4735-a675-35e614d44317/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b
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/873dfc03-39a1-4795-ba16-d907791dc93e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1358426
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1358426 Sample: Po-_Order_98540-00..exe Startdate: 11/12/2023 Architecture: WINDOWS Score: 100 25 mail.sachingandhiarchitects.com 2->25 27 api4.ipify.org 2->27 29 api.ipify.org 2->29 43 Found malware configuration 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 Yara detected AgentTesla 2->47 49 7 other signatures 2->49 7 Po-_Order_98540-00..exe 3 2->7         started        10 qLYhCbk.exe 2 2->10         started        12 qLYhCbk.exe 1 2->12         started        signatures3 process4 signatures5 51 Writes to foreign memory regions 7->51 53 Allocates memory in foreign processes 7->53 55 Injects a PE file into a foreign processes 7->55 14 RegSvcs.exe 16 4 7->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        process6 dnsIp7 31 mail.sachingandhiarchitects.com 176.74.27.65, 49704, 587 DREAMSCAPE-AS-APDreamscapeNetworksLimitedAU United Kingdom 14->31 33 api4.ipify.org 104.237.62.212, 443, 49702 WEBNXUS United States 14->33 23 C:\Users\user\AppData\Roaming\...\qLYhCbk.exe, PE32 14->23 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->37 39 Tries to steal Mail credentials (via file / registry access) 14->39 41 2 other signatures 14->41 file8 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-06 14:20:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yybsohyteg363urgrat4agelphp3pbd6qwysrzd5oeawajte5vfq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abb
AgentTesla
aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021b
AgentTesla
b5cd63c5fec95f16d9c11ca726e0bad76d52eb122a6458b3940d5dd94d3a7dfb
AgentTesla
+ 2'229 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231211-qrzjhafgar/
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
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
b263e1e0903067437ed4e762642d1d59294823175ff56278316b0aff8b9d566a
MD5 hash:
d60c43fc795ee3b01c9336e6f63fbfeb
SHA1 hash:
c85f30e10befeaed035782de9def9f98db509b44
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_bytecodes_sep_2023
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
Link:
https://www.unpac.me/results/55536f9c-61b9-4677-b65d-ef23424da343/
Parent samples :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 hash:
4eb082530cc7759b96c0be6a95ae6c4d4f7b59fe70012c67647ed7a244dfe3e6
MD5 hash:
7d2c3af91fb642031a5d74b70c84135c
SHA1 hash:
c6298f7768b582a3806c512c202814b216ecf35f
Link:
https://www.unpac.me/results/55536f9c-61b9-4677-b65d-ef23424da343/
SH256 hash:
e72b64e3119db4738c1525a4f336d9343da4196939b9e38143c684b5f1e1b5aa
MD5 hash:
dde684e9f1482a79b0dc510cb9f5fcf9
SHA1 hash:
a39dddb3e0d3408e46b7ec63ec0477fd613b4546
Link:
https://www.unpac.me/results/55536f9c-61b9-4677-b65d-ef23424da343/
SH256 hash:
e07072db69fb5b5d744499b614ed5e3fab6ff9dcc88f4103ab8eee34d196c3a8
MD5 hash:
814d7d08d8a08c5a325d3dd5a7b13392
SHA1 hash:
018e6d688517a6b6c83a5485e05ce0c0d93c8383
Link:
https://www.unpac.me/results/55536f9c-61b9-4677-b65d-ef23424da343/
SH256 hash:
c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b
MD5 hash:
2cf92861a9c618b09f22953f6edb73ef
SHA1 hash:
3086128a86938e89cbb58ebe364229ef7eb7f5b0
Link:
https://www.unpac.me/results/55536f9c-61b9-4677-b65d-ef23424da343/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c603271f1321/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b

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: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: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 c603271f1321b7edd2268827c0188b79dfb7847e85b128e47d7101602664ed4b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/465146/

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