MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a
SHA3-384 hash: d224241aec5d109fed85c5f447c6579c32b5927a719499baa8abf51211cc265cab5f3cc8e8e6ad79a3a9f379679d858b
SHA1 hash: 16b4e1fd0eb44b901cca3cc67a0806eacd48123b
MD5 hash: 1b8d663640efec2569212978b808f0c2
humanhash: october-michigan-charlie-alpha
File name:RFQ-SIS190523CS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:814'592 bytes
First seen:2023-06-09 09:34:42 UTC
Last seen:2023-12-09 18:19:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:3UlRuv0haDnLMzIL2q+RTdOL8WIZq79S57BXxdlYvPmv7GmLlZi7:3UlRuSOyqGUL8WB7w57BhdlYvezNLl
Threatray 5'080 similar samples on MalwareBazaar
TLSH T16B05E09863F9AF1BD0B96FFD0410107083F5596B313BE68B4DD2A4DEAE64F490A40E97
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)
Reporter cocaman
Tags:AgentTesla exe RFQ

Intelligence

File Origin
# of uploads :
3
# of downloads :
266
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ-SIS190523CS.exe
Verdict:
Malicious activity
Analysis date:
2023-06-09 09:38:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/354eaf11-1ea5-4a5e-ba56-cd82d694cdb1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/397347/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
formbook packed snakekeylogger
Link:
https://www.filescan.io/uploads/6482f248d9c56cc8fb433a9d/reports/32f65447-bb7a-4ea8-aafa-4fccaad11fb2/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a
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/6510b8e0-3691-4646-9af9-a33d84c4dc3d
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1251835
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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
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)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-07 08:43:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
38
AV detection:
17 of 24 (70.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z7dv5hsptjapz7j5qbakqffhsiwn5aeg5jeqq6x27jxshol7asfa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0f919e6ede18cce5cd736b1fcae63545119a886f62c6d2ec6c029d05619f97b9
AgentTesla
242e20fc56e288cfc053bde6513329683785b487787bf209fd94a5215110552b
AgentTesla
2e5e690fe5a9607c51574cd1e8444591a9dd524fafc78911ff9f09ee5242bff1
AgentTesla
2e7ca0ae22bdc084dbdc5672fc1d6f858d935e03866da20c898d6e69222aa32c
AgentTesla
5230d8d456e539de85e89dee474a7d410ae29aa2f715a2409deb48c4e2a73196
AgentTesla
6aaf928cd1e39ead726656fe570e4a269ca507acddcc2b5f7a90e15863321b0a
AgentTesla
936b0a2add95132c07e4bc7ab3864171e397b5917bf193f7ff99484c2058816c
AgentTesla
a9c8b6ec1d3d72ddb29a511e1fc672176d5a3637cb57a32c40d3043af22bed5f
AgentTesla
f3341ea77e5c8f5e57ee22b1842656ff8225d0fef647bef19d0b0fcc6b87200d
AgentTesla
+ 5'070 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/230609-lkbrmsbg73/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
f4f025021412c600d28163a40306596336a1f1d1fe554931779cf28ea5cd86d5
MD5 hash:
8fe29d055768a8380741111546b0e599
SHA1 hash:
fb13102e489c3c69fc139c069ca1d41867b23f07
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
SH256 hash:
25b12a53f8526475953a3366acf918866a0543b92b62ddc55b246f0b76c1c886
MD5 hash:
ac4198442f346c45ef01a77dfbb19ecb
SHA1 hash:
a829558135761d3585443eff73e312f78a5f0d5a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
Parent samples :
cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a
7a6f40daaf68b8a573b92508dee4d90e8236b9cccd80af1e1d9e7702f4b29c07
12384caecb7a336ae37a29e642488b5cc45559c321dad21c4c8fa7868a2ce859
4913dda08726dc0fcc3b36bb5daf24556364937a7c4950698e8f2cc0691aefc6
496f81bf302b5bead2c2e6091deb5bb5b43c0bc7b825fcb30353e80ca55b8a80
7d41acea98d4d6fcf0f2b213363211dd92645ef2694fdce56e61e81db5b2ba94
SH256 hash:
3f1bb439dc1e39bdc7ea992cdbacc9583d53e6c4949433f94a8e5be5fa4d3d29
MD5 hash:
be030d800cea4838ad5a4a7559ed3c32
SHA1 hash:
81a03d90b451475d7b229ae91a811800e03f6cb2
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
SH256 hash:
25e8ae76407a1da290cd6bb3b81ea0721eae11df3e8460b1a70d5d7d220c02a5
MD5 hash:
366c68df71f1d2cf2874aea19c552ff9
SHA1 hash:
7a56dc1fecb7f003740a20b7224bac651e865e15
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
SH256 hash:
d6a104f362797984fae0656ca94510b6a0ec68331fe8eb92f006d9c408974116
MD5 hash:
31bd1242e6dc5d37156895742e1e466d
SHA1 hash:
0a2e2697de7b91d64bb6d296200cde585a9f7eaa
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
SH256 hash:
cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a
MD5 hash:
1b8d663640efec2569212978b808f0c2
SHA1 hash:
16b4e1fd0eb44b901cca3cc67a0806eacd48123b
Link:
https://www.unpac.me/results/8fc2c773-9f51-4c82-a851-29d5f90431d3/
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/cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

zip 12c8cd7e47fa7772c327531fea04d42327a236c2a4bd064619c6a6378fdd3378

AgentTesla

Executable exe cfc75e9e4f9a40fcfd3d8040a814a7922cde8086ea49087afafa6f23b97f048a

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 12c8cd7e47fa7772c327531fea04d42327a236c2a4bd064619c6a6378fdd3378
Cape
Cape
https://www.capesandbox.com/analysis/397347/
  
Dropped by
MD5 e53033dc9b8ed0fd7da29aeaf23624e2

Comments