MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289. 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: 15


Intelligence 15 IOCs YARA 13 File information Comments
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SHA256 hash: bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289
SHA3-384 hash: 662f8f7300b0835387b08fbf230a20b2763493214c4a2092c62663a4fb7aa07094aca4f7b79be7f52f5859f6ca09f4b7
SHA1 hash: b594358b19eb30bbc342716cad0d03c65468f255
MD5 hash: 51f9f40289efd5920f28f38fe58f970f
humanhash: seven-fruit-floor-maine
File name:rPurchaseOrderNO3029303.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'300'480 bytes
First seen:2024-01-09 13:47:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep 24576:xqDEvCTbMWu7rQYlBQcBiT6rprG8av/VcBXqlhVDJ:xTvC/MTQYxsWR7aFcZkhF
TLSH T16B558D137371806AFFDE51320F4DF2110AB96F25046BB61EE2776C69FA30572262DA63
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
dhash icon 71e8c6aacac4e871 (1 x AgentTesla, 1 x RemcosRAT, 1 x Formbook)
Reporter FXOLabs
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
353
Origin country :
BR BR
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/470049/
Detection(s):
SecuriteInfo.com.Trojan.Generic.33203615.28472.17882.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
autoit control greyware keylogger lolbin masquerade shell32
Link:
https://www.filescan.io/uploads/659d4e9559502c0e7b30be02/reports/40a042a9-3cda-495a-b1a2-c4569b34d794/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289
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/59af8a0c-1cf4-404f-b77d-62ea92ddc472
Result
Threat name:
AgentTesla
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1371810
Signature
Antivirus / Scanner detection for submitted sample
Binary is likely a compiled AutoIt script file
Contains functionality to log keystrokes (.Net Source)
Found API chain indicative of sandbox detection
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289/
Threat name:
Win32.Trojan.ShellcodeCrypter
Create hunting rule
Status:
Malicious
First seen:
2024-01-09 01:11:03 UTC
File Type:
PE (Exe)
Extracted files:
25
AV detection:
17 of 37 (45.95%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xozk2fy5wev7mf43vvs5zwpo7zbkh5wxk27pxgvd2beurwdaykeq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
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Result
Malware family:
agenttesla
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Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240109-q34btsdbf6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
95b7a93f250835a091a2174aad4555004c625d69619709834fe152a36397b86f
MD5 hash:
cf9ecc73e0714dfc042310ce0546632c
SHA1 hash:
5dd19244f4dfc292157148df981a1343d4a5b80c
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
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INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
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Agenttesla_type2
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INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
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INDICATOR_EXE_Packed_GEN01
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
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Link:
https://www.unpac.me/results/7e0bf6ba-0e2c-4ef8-9938-3e581e53a23d/
Parent samples :
bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289
f5815161e3c8b1d5ef1d3279c5f77b5a5942231a62aed50c78bec977f93ec189
SH256 hash:
bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289
MD5 hash:
51f9f40289efd5920f28f38fe58f970f
SHA1 hash:
b594358b19eb30bbc342716cad0d03c65468f255
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/7e0bf6ba-0e2c-4ef8-9938-3e581e53a23d/
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/bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289

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:AgentTeslaV3
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Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AutoIT_Compiled
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Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
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 bbb2ad171db12bf6179bad65dcd9eefe42a3f6d756befb9aa3d04948d860c289

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/470049/

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