Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
30-04-2024 01:33
Behavioral task
behavioral1
Sample
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe
Resource
win10v2004-20240226-en
General
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Target
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe
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Size
246KB
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MD5
13630d88822f2499d58ee62bc22bea8e
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SHA1
d7b9d32da158d3be1082a93735bca369a20c2bd0
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SHA256
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4
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SHA512
adee10d68c9959335d1a6a4f88d37cc9b0a7a17a3c53b45c9a9027f49dfc29e050983a38e703057b4c1368a82b0b637b9f4c306fa53715ddfef097e69203ea8c
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SSDEEP
3072:o9QowYAVykqnDHZMmmkqdfxgFL9Z5pyKEKYdvB:o9QowYAVykqndMmIGFpYKp
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.strongserviceip.com - Port:
587 - Username:
[email protected] - Password:
vzye6BZ?ABs; - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables referencing Windows vault credential objects. Observed in infostealers 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\qSLBNg = "C:\\Users\\Admin\\AppData\\Roaming\\qSLBNg\\qSLBNg.exe" 84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org 6 ip-api.com -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exepid process 2784 84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe 2784 84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exedescription pid process Token: SeDebugPrivilege 2784 84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exepid process 2784 84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe"C:\Users\Admin\AppData\Local\Temp\84e2d658ff262420b9f915220e241107a28fb67deeaeb8ff31ae038ebbb2acb4.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2784-0-0x0000000000CB0000-0x0000000000CF4000-memory.dmpFilesize
272KB
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memory/2784-1-0x00000000749E0000-0x00000000750CE000-memory.dmpFilesize
6.9MB
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memory/2784-2-0x0000000004B20000-0x0000000004B60000-memory.dmpFilesize
256KB
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memory/2784-4-0x00000000749E0000-0x00000000750CE000-memory.dmpFilesize
6.9MB
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memory/2784-5-0x0000000004B20000-0x0000000004B60000-memory.dmpFilesize
256KB