Analysis
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max time kernel
94s -
max time network
62s -
platform
windows7_x64 -
resource
win7 -
submitted
08-07-2020 09:09
Static task
static1
Behavioral task
behavioral1
Sample
Quotation Request.exe
Resource
win7
Behavioral task
behavioral2
Sample
Quotation Request.exe
Resource
win10v200430
General
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Target
Quotation Request.exe
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Size
549KB
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MD5
a1ca5b40094d50698e1558eb62c93241
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SHA1
0a96f3a653ad6b7412f0d7ffb8114b65af367993
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SHA256
b3fae3604c2728ada2387f42fc4a5128da931601f39c6e7bee7dd6987ce1e0cf
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SHA512
6834c4bf94320640c5651c7730769902dc8f11fc0b201090e45845a2c0051eea3b869604e334e77bccd5f7417aaf903a8f23ff4f9899f0ff02749eb1a6137b3b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
mpjw2013
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/784-4-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/784-5-0x000000000044AB1E-mapping.dmp family_agenttesla behavioral1/memory/784-6-0x0000000000400000-0x0000000000450000-memory.dmp family_agenttesla behavioral1/memory/784-7-0x0000000000400000-0x0000000000450000-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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Suspicious use of SetThreadContext 1 IoCs
Processes:
Quotation Request.exedescription pid process target process PID 1088 set thread context of 784 1088 Quotation Request.exe Quotation Request.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 2 IoCs
Processes:
Quotation Request.exepid process 784 Quotation Request.exe 784 Quotation Request.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Quotation Request.exedescription pid process Token: SeDebugPrivilege 784 Quotation Request.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Quotation Request.exepid process 784 Quotation Request.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Quotation Request.exeQuotation Request.exedescription pid process target process PID 1088 wrote to memory of 1496 1088 Quotation Request.exe schtasks.exe PID 1088 wrote to memory of 1496 1088 Quotation Request.exe schtasks.exe PID 1088 wrote to memory of 1496 1088 Quotation Request.exe schtasks.exe PID 1088 wrote to memory of 1496 1088 Quotation Request.exe schtasks.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 1088 wrote to memory of 784 1088 Quotation Request.exe Quotation Request.exe PID 784 wrote to memory of 1964 784 Quotation Request.exe netsh.exe PID 784 wrote to memory of 1964 784 Quotation Request.exe netsh.exe PID 784 wrote to memory of 1964 784 Quotation Request.exe netsh.exe PID 784 wrote to memory of 1964 784 Quotation Request.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Quotation Request.exe"C:\Users\Admin\AppData\Local\Temp\Quotation Request.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WNEdQhDXqincI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCBB7.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quotation Request.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpCBB7.tmpMD5
152270ad3ea0a21f909c1f6b5af90c20
SHA15246a17f18e2b532c946708a01f8d66f097cc93c
SHA25605ff553e3588c875c8c192e754dad867ff40b3f72143246887e87cc2bbe0d114
SHA512498823df2e330f264a61c4e64d62803025f732507e0bb3034e1fa1d834e6c03f046e7e5a437e2ed45fd7efb1cc34dbaa86e279bead6d1f3cfeed5f6426f36e3f
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memory/784-4-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/784-5-0x000000000044AB1E-mapping.dmp
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memory/784-6-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/784-7-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1088-1-0x0000000000000000-0x0000000000000000-disk.dmp
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memory/1496-2-0x0000000000000000-mapping.dmp
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memory/1964-8-0x0000000000000000-mapping.dmp