MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace. 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: 19


Intelligence 19 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
SHA3-384 hash: a89c2c4ac02c77bc4d17e2e34962e84d672fc0c8e3f3bad06310f6a6f02e31aa8990b77244c3be5e45be12ab91170347
SHA1 hash: 6e7a9bdb1a034de466e2c48b449ab34f286c3ef9
MD5 hash: bee39eb6045d0015a847fd94e26e5f24
humanhash: football-leopard-lactose-king
File name:REQUEST FOR QUOTE-28.05.2024.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:701'960 bytes
First seen:2024-05-28 03:12:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:mKctV/x7oaKWs72DzJmvccpf7wXGZgGR64wgn5nGm8PkR:JhJZ7+GZ1R64p5nGI
Threatray 771 similar samples on MalwareBazaar
TLSH T120E422B2B5F12723C9388AF414F649524BF037827970DBC92CD630E648EBF69539499B
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon b2b269f0d4e88692 (5 x AgentTesla, 4 x Formbook, 2 x Loki)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
460
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace.exe
Verdict:
Malicious activity
Analysis date:
2024-05-28 03:15:34 UTC
Tags:
evasion smtp exfiltration stealer agenttesla
Link:
https://app.any.run/tasks/7779baf2-ee4a-473f-956b-aeef6a72f3b4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66554bce02ef56c532bc546ewin7simulatehigh_evasion
Tags:
Banker Encryption Execution Network Static Gensteal Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade overlay packed
Link:
https://www.filescan.io/uploads/66554bbf9c0b71aaf529bfa3/reports/d03932ff-4c07-447c-9dfa-8128d60d87db/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0e440f32-a2fb-4baa-a319-0c92f850c204
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1448233
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Antivirus detection for URL or domain
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 ftp login credentials
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
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1448233 Sample: REQUEST FOR QUOTE-28.05.2024.exe Startdate: 28/05/2024 Architecture: WINDOWS Score: 100 42 mail.zqamcx.com 2->42 44 ip-api.com 2->44 46 zqamcx.com 2->46 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 17 other signatures 2->58 8 REQUEST FOR QUOTE-28.05.2024.exe 7 2->8         started        12 QiLekFWVuAf.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\...\QiLekFWVuAf.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmpAE1B.tmp, XML 8->40 dropped 60 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->60 62 Adds a directory exclusion to Windows Defender 8->62 64 Injects a PE file into a foreign processes 8->64 14 REQUEST FOR QUOTE-28.05.2024.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 22 8->20         started        26 2 other processes 8->26 66 Multi AV Scanner detection for dropped file 12->66 68 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 12->68 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->70 72 Machine Learning detection for dropped file 12->72 22 QiLekFWVuAf.exe 12->22         started        24 schtasks.exe 12->24         started        signatures6 process7 dnsIp8 48 ip-api.com 208.95.112.1, 49735, 49739, 80 TUT-ASUS United States 14->48 50 zqamcx.com 78.110.166.82, 49736, 49740, 587 UKSERVERS-ASUKDedicatedServersHostingandCo-Location United Kingdom 14->50 74 Installs a global keyboard hook 14->74 76 Loading BitLocker PowerShell Module 18->76 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        78 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->78 80 Tries to steal Mail credentials (via file / registry access) 22->80 82 Tries to harvest and steal ftp login credentials 22->82 84 Tries to harvest and steal browser information (history, passwords, etc) 22->84 34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-05-28 03:13:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsnvoc6afy66x3yi5gzzhtfuf2zimnnvb7gpp5cen4qomaa3jlha._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
2796d6f2b4298abe3e53e252c47aa3d30e038406e288443372b19de8fc44bd05
AgentTesla
a0b74913442dd2c0e73713704b13161df10d73da85813acebea3885f77ae7733
AgentTesla
b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
AgentTesla
dd64934df95a8678e303aaef7b1b8b58caa68a039e3f50788c7c88f408e93432
AgentTesla
+ 761 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240528-dqq5hsdg75/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/11208d61-5c3b-4d83-a9e9-97ae698d120f
Unpacked files
SH256 hash:
73113abdadefd54e02f0d3f3aec21c31e96b315dc2ad6ae7d725cd5197e97c48
MD5 hash:
ae27d0d76e10c13d9dc0ad2a6b147756
SHA1 hash:
f1a4bc030b4476ac1450cc797213e34f567dd434
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
SH256 hash:
812c029c5c35021e8409db72f757794ab1ed6ede85b69df1e3e827078b2694bc
MD5 hash:
0ec96f82c0be7b1c01df0a189de36486
SHA1 hash:
d1dbd78d256ae2b4404f928e4ffb165992cb6ee9
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
SH256 hash:
1a1de9f3fe4c3a7ea7cd547cdd9d78b3873d6e243e544e5bb647452d6d9f6cfe
MD5 hash:
ceb52a5c98659e8905ea76737fe00c01
SHA1 hash:
bb7b30ff84d6aa26eaa0021c9fa3cd2c5a08e694
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
SH256 hash:
2031f6621b67d613266f2e2c344ffb55b770d81f264c8a28d6c0d9ba87a4fa1a
MD5 hash:
4a20d37ca319f8c8f8c21da6d43d1416
SHA1 hash:
76e43c3fb07136a9b237ec28c5864235d5afd8f8
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
SH256 hash:
e13e7d8d8aad930b652ff5528e22fe505495688f7ffb27eeb1a1f80d0f5c5fd3
MD5 hash:
2eac5118a040a13e0207693aabfe88fe
SHA1 hash:
5596609073d18903506351dcbe44cb973b0394d2
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
Parent samples :
5238f604ab1916bdcf6e10422ce36b10edf864182949193d8c9555d086310e18
b1394649ce192bc7faa2ede7aa7c338454c4f481229b51f079c7f094e43fec3d
66411161faca1e2387d246ef7d69d73cf2f848725546f6cfcc87bb4c4851bb9b
800fc3595eab3d807dd8199ba639d1bc6c0bdf5f1f47cf3a95c649b61056bc1c
b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9
99eb51bacbb15622cac3e4164f52aa035c8cec721c0b0881f45cce6811908385
e13e7d8d8aad930b652ff5528e22fe505495688f7ffb27eeb1a1f80d0f5c5fd3
SH256 hash:
b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace
MD5 hash:
bee39eb6045d0015a847fd94e26e5f24
SHA1 hash:
6e7a9bdb1a034de466e2c48b449ab34f286c3ef9
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Link:
https://www.unpac.me/results/5cb11205-8e58-410e-bf76-a4a5936f73d3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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 b49b570bc02e3debef08e9b393ccb42eb28635b50fccf7f4446f20e6001b4ace

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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