MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43cca960cf8ff8457d36ae8b59d7a335bdda8197867459a060774c49e0482c83. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43cca960cf8ff8457d36ae8b59d7a335bdda8197867459a060774c49e0482c83
SHA3-384 hash: 036c6fc219b3894fa0b2289d453b562864a4a4d067f2473b859fb4d7aec4ffabb1cf110c928ee5d1769db70b9db762be
SHA1 hash: 441eb77ff2649ac8e4d903ab41ab89d3e7abc180
MD5 hash: 58fe3059fc7c0ffccf4437a4d5d5d1be
humanhash: robin-lamp-lion-beryllium
File name:PO_4800038773.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:679'424 bytes
First seen:2023-07-13 13:23:05 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:MZrkBgGQIut7DJP13ikAZbhm9BB2vUYuFBe+chV27J8cVUH:MZrkCz7dPJikAZbhm9BYvAF5c2WcVO
Threatray 14 similar samples on MalwareBazaar
TLSH T1F6E45B0B3DD0295BE42E427E107C6A6CEAEED50E526FE924342DC293B2F664C0D5D74B
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 James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
267
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
PO_4800038773.exe
Verdict:
Malicious activity
Analysis date:
2023-07-13 13:25:43 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/1d980fd4-dc40-4b75-b974-67279fb15ee5

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/417454/
Detection(s):
SecuriteInfo.com.Trojan.Olock.1.30246.11126.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/43cca960cf8ff8457d36ae8b59d7a335bdda8197867459a060774c49e0482c83
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:
Malicious
Link:
https://analyze.intezer.com/analyses/3eda44fd-dc1a-492e-bfc2-81aaadea5db4
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1272508
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1272508 Sample: PO_4800038773.exe Startdate: 13/07/2023 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic 2->37 39 Found malware configuration 2->39 41 Sigma detected: Scheduled temp file as task from temp location 2->41 43 7 other signatures 2->43 7 PO_4800038773.exe 6 2->7         started        11 qLsRoNSjBEa.exe 2 2->11         started        process3 file4 25 C:\Users\user\AppData\...\qLsRoNSjBEa.exe, PE32 7->25 dropped 27 C:\Users\user\AppData\Local\Temp\tmp9DC.tmp, XML 7->27 dropped 29 C:\Users\user\...\PO_4800038773.exe.log, ASCII 7->29 dropped 45 Uses schtasks.exe or at.exe to add and modify task schedules 7->45 47 Writes to foreign memory regions 7->47 49 Injects a PE file into a foreign processes 7->49 13 RegSvcs.exe 15 2 7->13         started        17 RegSvcs.exe 7->17         started        19 schtasks.exe 1 7->19         started        21 RegSvcs.exe 7->21         started        51 Multi AV Scanner detection for dropped file 11->51 53 Machine Learning detection for dropped file 11->53 signatures5 process6 dnsIp7 31 api4.ipify.org 173.231.16.76, 443, 49701 WEBNXUS United States 13->31 33 api.telegram.org 149.154.167.220, 443, 49702 TELEGRAMRU United Kingdom 13->33 35 api.ipify.org 13->35 55 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->55 57 Tries to steal Mail credentials (via file / registry access) 13->57 59 Tries to harvest and steal browser information (history, passwords, etc) 13->59 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->61 63 May check the online IP address of the machine 17->63 23 conhost.exe 19->23         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/43cca960cf8ff8457d36ae8b59d7a335bdda8197867459a060774c49e0482c83/
Threat name:
ByteCode-MSIL.Trojan.Formbookinj
Create hunting rule
Status:
Malicious
First seen:
2023-07-13 08:57:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipgksygpr74ek7jwv2fvtv5dgw65vamxqz2ftidao5getycifsbq._file
Verdict:
malicious
Similar samples:
12c5985bdf91692c3fad7b4c628f5f7edcd8e83dc60aaeea5b90c2e576758d90
AgentTesla
3721c9617a58d5870b58faf5ad4f4bc141270e49ed51c2fa983d95deddfe5222
AgentTesla
49da4974053f09eb0c9f50c57302d450b11bcabdc48efa873a82a984b6d74d2e
AgentTesla
71ce5276bb3093c368ff362c6b43c9620f07198f8e8d29be5823252e226fa3d8
AgentTesla
89e80aaeb7d157eb24c0ad0f6336d0c496e8a706eb74e987b5bd4084d5abc7cd
AgentTesla
9bc678c39c87021ed3ad959283499e49679da53068017e1410580cd18b58054c
AgentTesla
9c335d547092d063a6bc46441486d5336c62818b648139ab92839e30ef230c4a
AgentTesla
bb89170bee6cc45c068be0dbc7cd40078abb554065094f6bafd91575c7b2023c
AgentTesla
d106446fe25932f01efe8164e5dfa001b5c8a05a8d42a3bfd90c306b5814ea54
AgentTesla
+ 4 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230713-qnc64ahf9z/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6059891424:AAEdlCJBUZeQke4BJIYKwF0UgksvMc1xeqw/
Unpacked files
SH256 hash:
e83b21d4e79d89088ae82c99d4ae63c89232bd6e23276998a8fcf8e21f4b0e8b
MD5 hash:
ca6012434a0f3d160b83883a0a67fdff
SHA1 hash:
e3cf3fa74b86d1c43ed43b78a7bbcebfd8bdb8d6
Link:
https://www.unpac.me/results/39e29747-2f8b-4087-8006-2607aac05b26/
SH256 hash:
b0c015b46dbaed4ece4d91682367aa4e42437796af2aac1b7594d9327c34b5e8
MD5 hash:
018d0e2e93100ae01bcd5f05bbe2f6dd
SHA1 hash:
c9be1460bebe9abdfbc2409f39b6f2efd0d0a277
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/39e29747-2f8b-4087-8006-2607aac05b26/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/39e29747-2f8b-4087-8006-2607aac05b26/
SH256 hash:
43cca960cf8ff8457d36ae8b59d7a335bdda8197867459a060774c49e0482c83
MD5 hash:
58fe3059fc7c0ffccf4437a4d5d5d1be
SHA1 hash:
441eb77ff2649ac8e4d903ab41ab89d3e7abc180
Link:
https://www.unpac.me/results/39e29747-2f8b-4087-8006-2607aac05b26/
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/417454/

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