MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1
SHA3-384 hash: 7836a9f951c443f92daa91d14f5a6ff2136bcb3f0e1d8def230884dffb92a3ff409b02c20a5471b6a23547bd580fe2e4
SHA1 hash: 0a3e1e9d28442b1915a2fda864c092b3933fe85a
MD5 hash: e0f0121478c0dad03186a410eb454907
humanhash: football-india-delaware-quiet
File name:rUSD289_183.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:613'888 bytes
First seen:2023-03-23 12:56:45 UTC
Last seen:2023-03-29 19:12:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:3FD0YYLT6ldy7yYVnQmCAhFKareBHJ6VjqXDPCyA2SHt/:WYYXqOyYRacFKaAoqXLLAN
Threatray 1'586 similar samples on MalwareBazaar
TLSH T1A3D4597D1DB99E22F839E2B98BE4D137A091D7D76B224F2407D7131C8E0294678DE0AD
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)
File icon (PE):PE icon
dhash icon a666e892d248c6c8 (1 x AgentTesla)
Reporter FXOLabs
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
rUSD289_183.exe
Verdict:
Malicious activity
Analysis date:
2023-03-23 12:58:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e2b0c24e-ddbf-4c12-9fad-cb6800003cd6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/376841/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.61676221.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Creating a file
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/641c4ca01770808abe9b2c42/reports/0c39c357-c3a4-4761-9beb-0bb352309c4c/overview
Verdict:
Malicious
Labled as:
Trojan.Olock.Generic
Link:
https://www.hybrid-analysis.com/sample/12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1
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/58282cbe-3598-4ca9-ae63-17604113b6aa
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1200352
Signature
.NET source code contains potential unpacker
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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 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 AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 833273 Sample: rUSD289_183.exe Startdate: 23/03/2023 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic 2->48 50 Sigma detected: Scheduled temp file as task from temp location 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 8 other signatures 2->54 7 rUSD289_183.exe 6 2->7         started        11 FcBnnNCcNKkADy.exe 5 2->11         started        13 yGbzOMp.exe 2 2->13         started        15 yGbzOMp.exe 1 2->15         started        process3 file4 40 C:\Users\user\AppData\...\FcBnnNCcNKkADy.exe, PE32 7->40 dropped 42 C:\Users\user\AppData\Local\...\tmpF067.tmp, XML 7->42 dropped 44 C:\Users\user\AppData\...\rUSD289_183.exe.log, ASCII 7->44 dropped 68 Uses schtasks.exe or at.exe to add and modify task schedules 7->68 17 RegSvcs.exe 17 4 7->17         started        22 schtasks.exe 1 7->22         started        70 Multi AV Scanner detection for dropped file 11->70 72 Machine Learning detection for dropped file 11->72 74 Writes to foreign memory regions 11->74 76 Injects a PE file into a foreign processes 11->76 24 RegSvcs.exe 3 11->24         started        26 schtasks.exe 1 11->26         started        28 RegSvcs.exe 11->28         started        30 conhost.exe 13->30         started        32 conhost.exe 15->32         started        signatures5 process6 dnsIp7 46 api.telegram.org 149.154.167.220, 443, 49697, 49699 TELEGRAMRU United Kingdom 17->46 38 C:\Users\user\AppData\Roaming\...\yGbzOMp.exe, PE32 17->38 dropped 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->56 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->58 60 Tries to steal Mail credentials (via file / registry access) 17->60 62 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->62 34 conhost.exe 22->34         started        64 Tries to harvest and steal browser information (history, passwords, etc) 24->64 66 Hides that the sample has been downloaded from the Internet (zone.identifier) 24->66 36 conhost.exe 26->36         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1/
Threat name:
ByteCode-MSIL.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2023-03-22 22:46:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=clfhyscdvrdq7y4msfyp4sxcxnnrmlmteqc7mfjf3s7lgjjsqxiq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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458693582869e51d5da66a6e82b2303e39dbd8b82a3bdaa9d5be3936aa55ee0d
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506cd82114715316ac634852726575bca6bbb040ddef761d253cc6e26562330f
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b8a5c75c1d6e7d0db7108bdace410c3eb76455a5458f885abb52ff543d5bcaf9
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c64de57eafdb6189322ea40f4ff0f90e7d94cd725a26dcf363f169673f680736
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cab8030aedb4d80563698d091a018b5a43d817b31dbe937d5f27f944722cd9ac
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e1a66f390e76e30596af270ea6a93a585f5e5f915df3b164a39d0325464e1d12
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f873aff34af07e0be6364498ef313f9e21454ba6fcab0a24c5da2a438de2770c
AgentTesla
+ 1'576 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/230323-p6xssafg56/
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
Adds Run key to start application
Checks computer location settings
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6192832133:AAF7C5Hu2cAny_oozlOAGw_7DWfvYVumEbE/
Unpacked files
SH256 hash:
458693582869e51d5da66a6e82b2303e39dbd8b82a3bdaa9d5be3936aa55ee0d
MD5 hash:
1ac711a26a456f1ce813a04789ed155d
SHA1 hash:
ac016ebec655c9bffe783b07486920057b7b4d51
Link:
https://www.unpac.me/results/8540bce9-0707-419b-a1ca-aa6f47d28238/
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/8540bce9-0707-419b-a1ca-aa6f47d28238/
SH256 hash:
70dee2086af87b41835dfdd2a7eb84d6e9276f2ca9f797f4ba8b055f8922a3fe
MD5 hash:
f91f65fe21de7f61603162b1d9fbd548
SHA1 hash:
4cce9a0fb98001204896d2a07e0a5419ee53cf23
Link:
https://www.unpac.me/results/8540bce9-0707-419b-a1ca-aa6f47d28238/
SH256 hash:
12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1
MD5 hash:
e0f0121478c0dad03186a410eb454907
SHA1 hash:
0a3e1e9d28442b1915a2fda864c092b3933fe85a
Link:
https://www.unpac.me/results/8540bce9-0707-419b-a1ca-aa6f47d28238/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/12ca7c4843ac/report/overview.html
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.

Malspam

AgentTesla

Executable exe 12ca7c4843ac470fe38c9170fe4ae2bb5b162d932405f61525dcbeb3253285d1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/376841/

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