MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
SHA3-384 hash: 69a2e629fbe27aab124c02350e43f0cb3496bc4823e72506341bdbe6438112fc84284030362bab656373777d13b58938
SHA1 hash: d8d25bdc30fc219cf54f140a3205ea52cb8cc018
MD5 hash: e7c15c81c351c45b0d69848b89e64981
humanhash: beer-eighteen-fanta-lamp
File name:SecuriteInfo.com.Heur.MSILRandomKrypt.3.28547.24750
Download: download sample
Signature AgentTesla
Create hunting rule
File size:869'376 bytes
First seen:2023-07-05 04:28:03 UTC
Last seen:2023-07-10 10:09:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:hDsb3nsa9x1Lsqbd5OoJIWw/w5XUe/l+jGiPeE7MLHizv4jlGwep:hI5JVw/w5Ue9ziW3KOGwq
Threatray 4'519 similar samples on MalwareBazaar
TLSH T1DC05743D68CAA526D638F796C424EBD6F143B7523783C94A7FC20BADB01232976D518C
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 SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
289
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Heur.MSILRandomKrypt.3.28547.24750
Verdict:
Malicious activity
Analysis date:
2023-07-05 04:28:49 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/a00b75db-27b2-4ded-be08-d7b0c5fe1e67

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/407351/
Detection(s):
SecuriteInfo.com.Heur.MSILRandomKrypt.3.14790.11171.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64a4f18ead1f446974055534/reports/a58e47ff-36d2-4460-a4b7-e6f6886e6da7/overview
Verdict:
Malicious
Labled as:
MSILRandomKrypt.Generic
Link:
https://www.hybrid-analysis.com/sample/5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
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/136a8144-fecd-4966-894c-9f9c305fa332
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1266923
Signature
.NET source code contains very large strings
Injects a PE file into a foreign processes
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-05 04:29:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l63vmkdnk4vzjwwfnlbx54qpbfx3wvpqlc3mkge7phmi46tlxrvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1e5492854f8e9e427a594ac5938e7a798e084f7bc960a62fdfa076e3f929de57
AgentTesla
22f78673c87c878a5be8e407f697613d8b1dd28f08a2419e8be224fabc3f02ea
AgentTesla
2350cd7baba805daf4c4216695cad848c3df79edd54e23aea3f953c33572c65d
AgentTesla
24c73577bbb03f99481ddb147930b9289482627c423c816438cfa1eaca58347e
AgentTesla
46b4b2389f1560cd54de61d97335027c5ea7d8967b16c328d456927bc58538fe
AgentTesla
5453c16d0530e3bf32f870269a92db07188195005273c769b05752f4bb7c18e1
AgentTesla
8cb05af5d5848832ac7006071a842f3566196a891cd232ff3602b550803e73c5
AgentTesla
ae1d10a430aed6814f985efb49cca0a27402e8c32653a7864a48b706c4f9a03b
AgentTesla
fb40e17851858fbbec34c25bdcbe95780011fe11cbda99334b17852768cfcad2
AgentTesla
fc54140655e3660dc45f2582c9fa41f4f957b22f86375e7c3ca723d28004d8f2
AgentTesla
+ 4'509 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/230705-e38qrsca8x/
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
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
e9457d533e370f3ebf090fa2d9da5de239fd5ae7a9ea653fdbc5a0f2df405c40
MD5 hash:
a77140618dbf6a2f03b3985c5a16efd9
SHA1 hash:
625f982e5835b34f75e999156a3cdc18dd6d3bb0
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
Parent samples :
24c73577bbb03f99481ddb147930b9289482627c423c816438cfa1eaca58347e
25277f616af1f7335329651071b68e7c202f7cf32896ab437cabe5a32c760a9e
5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
SH256 hash:
fe13dd5c54b0424cec966db6ab5a9410993d1b3ede2bda878a2fad0cc32bb30e
MD5 hash:
f43b4e711a1060df146d33542d178ac3
SHA1 hash:
102e1017c7a3c3bc1dbd08bca44af8cd3107859d
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
e9457d533e370f3ebf090fa2d9da5de239fd5ae7a9ea653fdbc5a0f2df405c40
MD5 hash:
a77140618dbf6a2f03b3985c5a16efd9
SHA1 hash:
625f982e5835b34f75e999156a3cdc18dd6d3bb0
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
Parent samples :
24c73577bbb03f99481ddb147930b9289482627c423c816438cfa1eaca58347e
25277f616af1f7335329651071b68e7c202f7cf32896ab437cabe5a32c760a9e
5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
SH256 hash:
fe13dd5c54b0424cec966db6ab5a9410993d1b3ede2bda878a2fad0cc32bb30e
MD5 hash:
f43b4e711a1060df146d33542d178ac3
SHA1 hash:
102e1017c7a3c3bc1dbd08bca44af8cd3107859d
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
e9457d533e370f3ebf090fa2d9da5de239fd5ae7a9ea653fdbc5a0f2df405c40
MD5 hash:
a77140618dbf6a2f03b3985c5a16efd9
SHA1 hash:
625f982e5835b34f75e999156a3cdc18dd6d3bb0
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
Parent samples :
24c73577bbb03f99481ddb147930b9289482627c423c816438cfa1eaca58347e
25277f616af1f7335329651071b68e7c202f7cf32896ab437cabe5a32c760a9e
5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
SH256 hash:
fe13dd5c54b0424cec966db6ab5a9410993d1b3ede2bda878a2fad0cc32bb30e
MD5 hash:
f43b4e711a1060df146d33542d178ac3
SHA1 hash:
102e1017c7a3c3bc1dbd08bca44af8cd3107859d
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
SH256 hash:
5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b
MD5 hash:
e7c15c81c351c45b0d69848b89e64981
SHA1 hash:
d8d25bdc30fc219cf54f140a3205ea52cb8cc018
Link:
https://www.unpac.me/results/fba1080a-7543-42dc-b631-a38c081f3e8c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/5fb756286d572b94dac56ac37ef20f096fbb55f058b6c5189f79d88e7a6bbc6b

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.

Cape
Cape
https://www.capesandbox.com/analysis/407351/

Comments