Analysis
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max time kernel
141s -
max time network
140s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
20-01-2021 11:09
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe
Resource
win10v20201028
General
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Target
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe
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Size
1.4MB
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MD5
f14aa539774febdbb336e256eba3738c
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SHA1
87c54c41c7a0a29e1e4607d8f07b4c665a226b78
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SHA256
043bdeb2605902253d8f2f35e312910f86b287c6c4d65560b8c3741d65aec9ff
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SHA512
9b8968a64cfaf69282071de6d2ff152add5256a53a5ae0df31b7f9bed103c55cad0ab9afe29f1503b7e6a69edc639e325f03e693baf49cf2aa7bd64090b737c7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.naijajob.net - Port:
587 - Username:
info@naijajob.net - Password:
r]n~Q6,I5hnQ
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2124-15-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/2124-16-0x000000000043760E-mapping.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:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\vmhqWYS = "C:\\Users\\Admin\\AppData\\Local\\Temp\\vmhqWYS\\vmhqWYS.exe" SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 14 api.ipify.org 13 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exedescription pid process target process PID 1048 set thread context of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.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 6 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exeSecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exepid process 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe 2124 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe 2124 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exeSecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exedescription pid process Token: SeDebugPrivilege 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe Token: SeDebugPrivilege 2124 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exepid process 2124 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exedescription pid process target process PID 1048 wrote to memory of 772 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe schtasks.exe PID 1048 wrote to memory of 772 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe schtasks.exe PID 1048 wrote to memory of 772 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe schtasks.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe PID 1048 wrote to memory of 2124 1048 SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.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\GHUJuPYAaCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD0.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.BehavesLike.Win32.Generic.tc.18970.exe.logMD5
b4f7a6a57cb46d94b72410eb6a6d45a9
SHA169f3596ffa027202d391444b769ceea0ae14c5f7
SHA25623994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b
SHA512be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c
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C:\Users\Admin\AppData\Local\Temp\tmpFD0.tmpMD5
6506e82208305415c35962451bb376b3
SHA1a332387cb6a27d83d86d6c011527277ffd0b5d8c
SHA2569e50d8960379fb09ae0828fc71e873b2ec5913b52c7f92869be8d1c004d33667
SHA512431a0bf6d8030a26cc77b82dcadf97fbd4311307e6bfb2c4abdd66ec06d103b04b79bb2520099035d5b7975c3aac6a9a66f985bc5b5203b5e9e256369b8e0fbd
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memory/772-13-0x0000000000000000-mapping.dmp
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memory/1048-8-0x00000000054B0000-0x00000000054B1000-memory.dmpFilesize
4KB
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memory/1048-3-0x00000000007C0000-0x00000000007C1000-memory.dmpFilesize
4KB
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memory/1048-2-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/1048-9-0x0000000005480000-0x0000000005481000-memory.dmpFilesize
4KB
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memory/1048-10-0x0000000005750000-0x000000000575E000-memory.dmpFilesize
56KB
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memory/1048-11-0x00000000063E0000-0x0000000006435000-memory.dmpFilesize
340KB
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memory/1048-12-0x0000000007EB0000-0x0000000007EB1000-memory.dmpFilesize
4KB
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memory/1048-6-0x0000000005AC0000-0x0000000005AC1000-memory.dmpFilesize
4KB
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memory/1048-5-0x0000000005280000-0x000000000530D000-memory.dmpFilesize
564KB
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memory/1048-7-0x0000000005760000-0x0000000005761000-memory.dmpFilesize
4KB
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memory/2124-15-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2124-16-0x000000000043760E-mapping.dmp
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memory/2124-18-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/2124-23-0x0000000005020000-0x0000000005021000-memory.dmpFilesize
4KB
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memory/2124-24-0x0000000005140000-0x0000000005141000-memory.dmpFilesize
4KB
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memory/2124-25-0x0000000005C90000-0x0000000005C91000-memory.dmpFilesize
4KB
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memory/2124-28-0x0000000005021000-0x0000000005022000-memory.dmpFilesize
4KB