Analysis
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max time kernel
145s -
max time network
26s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
08-07-2020 06:31
Static task
static1
Behavioral task
behavioral1
Sample
Urgent Quotation RFQ-HL51L05.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
Urgent Quotation RFQ-HL51L05.exe
Resource
win10
General
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Target
Urgent Quotation RFQ-HL51L05.exe
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Size
387KB
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MD5
4db47e60a2839966b6cb14d69a1c3874
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SHA1
55c69f4b300937aba360062a04b9d41e6e25fc83
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SHA256
84b2c85896e126daf30adcd3942a299db9c72d6670c0e9accd6978752f87ada7
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SHA512
98d196cfb02f942aaccd0200ff25cfc62326954637c800f825150c1bb8b581184fd644531d2fa16513d3d8a3678ffda0f88223cdf71c29e74a07acf18133ae2f
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.oxse.in - Port:
587 - Username:
[email protected] - Password:
dhruv_varship5553
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1620-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1620-5-0x00000000004473CE-mapping.dmp family_agenttesla behavioral1/memory/1620-6-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1620-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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:
Urgent Quotation RFQ-HL51L05.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe" Urgent Quotation RFQ-HL51L05.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Urgent Quotation RFQ-HL51L05.exedescription pid process target process PID 1232 set thread context of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Urgent Quotation RFQ-HL51L05.exeUrgent Quotation RFQ-HL51L05.exepid process 1232 Urgent Quotation RFQ-HL51L05.exe 1620 Urgent Quotation RFQ-HL51L05.exe 1620 Urgent Quotation RFQ-HL51L05.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
Urgent Quotation RFQ-HL51L05.exepid process 1620 Urgent Quotation RFQ-HL51L05.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Urgent Quotation RFQ-HL51L05.exeUrgent Quotation RFQ-HL51L05.exedescription pid process Token: SeDebugPrivilege 1232 Urgent Quotation RFQ-HL51L05.exe Token: SeDebugPrivilege 1620 Urgent Quotation RFQ-HL51L05.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Urgent Quotation RFQ-HL51L05.exedescription pid process target process PID 1232 wrote to memory of 1528 1232 Urgent Quotation RFQ-HL51L05.exe schtasks.exe PID 1232 wrote to memory of 1528 1232 Urgent Quotation RFQ-HL51L05.exe schtasks.exe PID 1232 wrote to memory of 1528 1232 Urgent Quotation RFQ-HL51L05.exe schtasks.exe PID 1232 wrote to memory of 1528 1232 Urgent Quotation RFQ-HL51L05.exe schtasks.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe PID 1232 wrote to memory of 1620 1232 Urgent Quotation RFQ-HL51L05.exe Urgent Quotation RFQ-HL51L05.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Urgent Quotation RFQ-HL51L05.exe"C:\Users\Admin\AppData\Local\Temp\Urgent Quotation RFQ-HL51L05.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sXifbaD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC6F6.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Urgent Quotation RFQ-HL51L05.exe"C:\Users\Admin\AppData\Local\Temp\Urgent Quotation RFQ-HL51L05.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpC6F6.tmpMD5
929dac27591a16f13046ef33e3db2841
SHA1fc891e7845f1331c0f95c234fd4d2bd02df046f6
SHA256c02a37b5bc1a732892bdb0debe85a128bbac2510092d8ef579a66a39180dbcd4
SHA5125cbf54fc8f49a6eea18f8bcec970c396b2b06bbc40beb36832680bcb31e148e649f5182708edbde4767e85ea67f30c222f00f74c8f9fdb82f91178316b579498
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memory/1232-1-0x0000000000000000-0x0000000000000000-disk.dmp
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memory/1528-2-0x0000000000000000-mapping.dmp
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memory/1620-4-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1620-5-0x00000000004473CE-mapping.dmp
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memory/1620-6-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1620-7-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB