MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b. 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: 17


Intelligence 17 IOCs YARA 5 File information Comments
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SHA256 hash: cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b
SHA3-384 hash: 83a2bcf16049972c03017effe9e08f5a53b99756efb44876fb44c37da065e6137a77b265e51a9f7914501f64d366fa8b
SHA1 hash: bdee98f275160b35c205409e28d7b353f444fdec
MD5 hash: a7b6407c4dee6c6cd8b41b69396ff24e
humanhash: lithium-three-yellow-tennis
File name:Wezwanie policji 0001308_24.docx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'191'424 bytes
First seen:2024-08-13 08:31:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:X5/Y3NOZizEOuL1E/qeZe1c4cQ4eAcl3h:JgAQE91IDAc4jhh
Threatray 1'163 similar samples on MalwareBazaar
TLSH T1DA45F1245F598A51CBCCC2F1A4E90BC896F1B19AEA0AF74BC8D9B1F01E437D34A524D7
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter Anonymous
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
538
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Wezwanie policji 0001308_24.docx.exe
Verdict:
Malicious activity
Analysis date:
2024-08-13 08:32:09 UTC
Tags:
ftp stealer agenttesla exfiltration
Link:
https://app.any.run/tasks/73b7c81d-a792-40fb-8015-42daaf709705

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.32628.30303.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66bb1a03aa5b40be0aa02605
Tags:
Network Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Launching a process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/66bb1a03b5e9d23a2306aba4/reports/dd00a70a-84fb-4ff4-9b2a-3f1cb3b367b0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0cb19435-6b5c-41c1-9cff-7bbd61479d1c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1492067
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Allocates memory in foreign processes
Connects to many ports of the same IP (likely port scanning)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Sample uses string decryption to hide its real strings
Sigma detected: Suspicious Double Extension File Execution
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1492067 Sample: Wezwanie policji 0001308_24... Startdate: 13/08/2024 Architecture: WINDOWS Score: 100 27 ftp.csepelgumi.hu 2->27 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected AgentTesla 2->45 47 9 other signatures 2->47 7 Wezwanie policji 0001308_24.docx.exe 1 4 2->7         started        11 Wrxanzzgiy.exe 2 2->11         started        13 Wrxanzzgiy.exe 2 2->13         started        signatures3 process4 file5 23 C:\Users\user\AppData\...\Wrxanzzgiy.exe, PE32 7->23 dropped 25 C:\Users\...\Wrxanzzgiy.exe:Zone.Identifier, ASCII 7->25 dropped 49 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->49 51 Writes to foreign memory regions 7->51 53 Allocates memory in foreign processes 7->53 15 InstallUtil.exe 15 11 7->15         started        55 Multi AV Scanner detection for dropped file 11->55 57 Machine Learning detection for dropped file 11->57 59 Injects a PE file into a foreign processes 11->59 19 InstallUtil.exe 11 11->19         started        21 InstallUtil.exe 11 13->21         started        signatures6 process7 dnsIp8 29 ftp.csepelgumi.hu 185.33.54.1, 21, 30456, 30875 SERVERGARDEN-ASServergardenKftHU Hungary 15->29 31 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->31 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->33 35 Tries to steal Mail credentials (via file / registry access) 21->35 37 Tries to harvest and steal ftp login credentials 21->37 39 Tries to harvest and steal browser information (history, passwords, etc) 21->39 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-08-13 08:32:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zrrpvspddsz2uvqzjsfwxtuqmjz46rfurtqiiwnlygcr6k7qvrnq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
2c1dc96dc237a9928d84e21b289cbfc80570bad1593786745a86829a66ba2705
AgentTesla
98bd4ef353739dc8198b8c460c5bfb82b412e57d3db1f3180f8f5bf6d3b4a197
AgentTesla
a2966acf8a8e52e6ad8f0830ab83710680365608cba771b334314b9123def291
AgentTesla
c4b3de803712e3b90cf0098d558381c915989dff57bab2290bd2b2a6ee327486
AgentTesla
f23b4ef6474d33537a357ba849a44a965428e70ec28368a3c8279702d56e7c32
AgentTesla
+ 1'153 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240813-ke97ksybjm/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ca397a7e-e3ed-40fc-80ea-f23eb50df313
Unpacked files
SH256 hash:
b6d0de10dfd39d3a53d9417e94920f74ec36d2aac0ddbc2851a240f98b63bb62
MD5 hash:
a8da09ab62b05be50054da109da3f68d
SHA1 hash:
357fae07e7f035e18f8901edceefb8b8e7b1443a
Link:
https://www.unpac.me/results/39bd46dc-3c61-41fa-9643-fbc249a4013e/
SH256 hash:
cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b
MD5 hash:
a7b6407c4dee6c6cd8b41b69396ff24e
SHA1 hash:
bdee98f275160b35c205409e28d7b353f444fdec
Detections:
SUSP_OBF_NET_Eazfuscator_String_Encryption_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/39bd46dc-3c61-41fa-9643-fbc249a4013e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cc62fac9e31c/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/cc62fac9e31cb3aa56194c8b6bce906273cf44b48ce08459abc1851f2bf0ac5b

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.

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 (GUARD_CF)high

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