MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284
SHA3-384 hash: 12f501e691b81b696953fcb044add3cd450175e2b834aac873f8c5377142df5b42b4415436e737dc124a0a9532582b4f
SHA1 hash: c452a7fdec04ce161546e185bcc43b37842e8915
MD5 hash: e5c7f4d0f3ff4826a11dfec74c33c53e
humanhash: butter-foxtrot-lemon-cola
File name:Produkty 1-12.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:829'952 bytes
First seen:2023-01-30 09:04:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 24576:4m6AAgZbQzlGBWJqe+MSO9ovBhR/888Qwwkv:4m6AnjnP9OGv5/888Qwt
TLSH T1DB05F150E398EDF8EC5403B5D833E9111A73BE2AA4B1D11D586DB1A62A7338320F6D5F
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 1919194959795280 (3 x Formbook, 1 x AgentTesla)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
186
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Produkty 1-12.scr
Verdict:
Malicious activity
Analysis date:
2023-01-30 09:15:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ddbc70a1-648f-4c23-9320-22b267e7a1d2

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/358190/
Detection(s):
Win.Packed.Nanocore-9985491-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
nanocore packed
Link:
https://www.filescan.io/uploads/63d7884189bd67c10fdb7caf/reports/0f4fcd95-f2a6-4e53-a11c-967c38703e0c/overview
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/dec6d3a5-f5e0-41c7-a3f5-367ece30f0b4
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1161393
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 794152 Sample: Produkty 1-12.scr.exe Startdate: 30/01/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 14 other signatures 2->51 7 qoVWlGb.exe 5 2->7         started        10 Produkty 1-12.scr.exe 7 2->10         started        process3 file4 53 Antivirus detection for dropped file 7->53 55 Multi AV Scanner detection for dropped file 7->55 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->57 61 2 other signatures 7->61 13 qoVWlGb.exe 7->13         started        17 schtasks.exe 7->17         started        35 C:\Users\user\AppData\Roaming\qoVWlGb.exe, PE32 10->35 dropped 37 C:\Users\user\...\qoVWlGb.exe:Zone.Identifier, ASCII 10->37 dropped 39 C:\Users\user\AppData\Local\...\tmp3619.tmp, XML 10->39 dropped 41 C:\Users\user\...\Produkty 1-12.scr.exe.log, ASCII 10->41 dropped 59 Adds a directory exclusion to Windows Defender 10->59 19 Produkty 1-12.scr.exe 15 2 10->19         started        21 powershell.exe 20 10->21         started        23 powershell.exe 19 10->23         started        25 3 other processes 10->25 signatures5 process6 dnsIp7 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->63 65 Tries to steal Mail credentials (via file / registry access) 13->65 67 Tries to harvest and steal browser information (history, passwords, etc) 13->67 27 conhost.exe 17->27         started        43 api.telegram.org 149.154.167.220, 443, 49713, 49716 TELEGRAMRU United Kingdom 19->43 29 conhost.exe 21->29         started        31 conhost.exe 23->31         started        33 conhost.exe 25->33         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-01-24 12:12:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
26 of 39 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z6dlj2hfcpnsknbu4cyi34wkvncz2a4d5fxvb6lbjvolnbg4gkca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230130-k17ctabd8z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Unpacked files
SH256 hash:
0f176dc3978287fec2783a1c7e8b6797a715baf08a59eca11ab864ada32f7d7d
MD5 hash:
61f3b9aa1d467b27f971f02a79ae195e
SHA1 hash:
ee69e69951f20e38f52ec9c031f849ccbac7c345
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
SH256 hash:
063ef1486482ad88c49978d6b4313578d28fb4800ef0ed7b8439b0ab3ee3b588
MD5 hash:
673cc953832c5c2099d3b97baf8b47dd
SHA1 hash:
c22d7682772953501328e0e78cefe9d5b2d6ddbc
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
SH256 hash:
411569f9f0b865c651adc1234d23f86cd98fe5cd641704702276e9882be113b6
MD5 hash:
7648892096f37af50468509c5b051180
SHA1 hash:
a56a074c2770152761f6c4975db0e9f7d57f8cda
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
SH256 hash:
9251e61a17a852c8877862cbef86034def46f4b596a3155fb24a1116958c2327
MD5 hash:
c22b62901294156dbb49b34b433d818e
SHA1 hash:
35c18e4190bd5bd283fff9c3bb66d9e1005e1943
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
SH256 hash:
cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284
MD5 hash:
e5c7f4d0f3ff4826a11dfec74c33c53e
SHA1 hash:
c452a7fdec04ce161546e185bcc43b37842e8915
Link:
https://www.unpac.me/results/4707ce07-ee27-4e95-85e5-2642b25b6a7a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284

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 cf86b4e8e513db253434e0b08df2caab459d0383e96f50f9614d5cb684dc3284

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/358190/

Comments