Analysis
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max time kernel
103s -
max time network
111s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
09-11-2020 19:38
Static task
static1
Behavioral task
behavioral1
Sample
swift copy.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
swift copy.exe
Resource
win10v20201028
General
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Target
swift copy.exe
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Size
719KB
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MD5
e81c9c4f4938a3776316f8f53f496fcb
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SHA1
b2812675de55190e6d4cec7f7793220f85125d8c
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SHA256
c81e2f0203afa0e7ae9f21ac44dd1f802ca9ab7ccb6e1b1a8bca306cf98f78c0
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SHA512
5245d82aaa8b7d60bcacbe5085c801b7d302813998279678dcc6456d2f773077b0f40ea9a0d4c0cae0bf1abf8e6f2d121294babf196c081da5a9dc276b3f447f
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
Processes:
resource yara_rule behavioral2/memory/4704-7-0x0000000001780000-0x0000000001783000-memory.dmp coreentity -
AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4164-12-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral2/memory/4164-13-0x000000000044C8AE-mapping.dmp family_agenttesla -
Processes:
resource yara_rule behavioral2/memory/4704-8-0x000000000A580000-0x000000000A5D3000-memory.dmp rezer0 -
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:
swift copy.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\XwLoKCp = "C:\\Users\\Admin\\AppData\\Roaming\\XwLoKCp\\XwLoKCp.exe" swift copy.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
swift copy.exedescription pid process target process PID 4704 set thread context of 4164 4704 swift copy.exe swift copy.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 5 IoCs
Processes:
swift copy.exeswift copy.exepid process 4704 swift copy.exe 4704 swift copy.exe 4704 swift copy.exe 4164 swift copy.exe 4164 swift copy.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
swift copy.exeswift copy.exedescription pid process Token: SeDebugPrivilege 4704 swift copy.exe Token: SeDebugPrivilege 4164 swift copy.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
swift copy.exepid process 4164 swift copy.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
swift copy.exeswift copy.exedescription pid process target process PID 4704 wrote to memory of 748 4704 swift copy.exe schtasks.exe PID 4704 wrote to memory of 748 4704 swift copy.exe schtasks.exe PID 4704 wrote to memory of 748 4704 swift copy.exe schtasks.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4704 wrote to memory of 4164 4704 swift copy.exe swift copy.exe PID 4164 wrote to memory of 4444 4164 swift copy.exe netsh.exe PID 4164 wrote to memory of 4444 4164 swift copy.exe netsh.exe PID 4164 wrote to memory of 4444 4164 swift copy.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\swift copy.exe"C:\Users\Admin\AppData\Local\Temp\swift copy.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\ElHafTBYIsjwrC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp38E8.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\swift copy.exe"{path}"2⤵
- Adds Run key to start application
- 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\Microsoft\CLR_v4.0_32\UsageLogs\swift copy.exe.logMD5
b4f7a6a57cb46d94b72410eb6a6d45a9
SHA169f3596ffa027202d391444b769ceea0ae14c5f7
SHA25623994ebe221a48ea16ebad51ae0d4b47ccd415ae10581f9405e588d4f6c2523b
SHA512be6da516e54c3a5b33ac2603137a2f8cf8445ff5961dd266faedf3627bae8979953d7ef305538df0151c609917a5b99bf5d023bdd32de50fd5c723950f90db5c
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C:\Users\Admin\AppData\Local\Temp\tmp38E8.tmpMD5
3bcf25f15f54c5e066e0a1e587fca5f5
SHA181f07c68e0445a65c9c5e0a3fccb350e03cecef0
SHA2565f6b0fb00f1a85b63c5aefa69854bf448e76b2193a4d653f6c66958f8a0b1ee9
SHA512f6ab67a9a044162f5b8f92853f2c07cf1ad292dbf259d73b96ee54418504f81d061dfd00fada45b4096c244dabb291b68ebfde7735bd9654dcd94faf2559e6ad
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memory/748-10-0x0000000000000000-mapping.dmp
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memory/4164-21-0x0000000006320000-0x0000000006321000-memory.dmpFilesize
4KB
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memory/4164-20-0x0000000005860000-0x0000000005861000-memory.dmpFilesize
4KB
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memory/4164-15-0x0000000073530000-0x0000000073C1E000-memory.dmpFilesize
6.9MB
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memory/4164-13-0x000000000044C8AE-mapping.dmp
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memory/4164-12-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/4444-22-0x0000000000000000-mapping.dmp
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memory/4704-5-0x0000000008200000-0x0000000008201000-memory.dmpFilesize
4KB
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memory/4704-9-0x000000000A680000-0x000000000A681000-memory.dmpFilesize
4KB
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memory/4704-8-0x000000000A580000-0x000000000A5D3000-memory.dmpFilesize
332KB
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memory/4704-7-0x0000000001780000-0x0000000001783000-memory.dmpFilesize
12KB
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memory/4704-6-0x0000000005A00000-0x0000000005A01000-memory.dmpFilesize
4KB
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memory/4704-0-0x0000000073530000-0x0000000073C1E000-memory.dmpFilesize
6.9MB
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memory/4704-4-0x0000000008620000-0x0000000008621000-memory.dmpFilesize
4KB
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memory/4704-3-0x0000000005980000-0x00000000059DC000-memory.dmpFilesize
368KB
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memory/4704-1-0x0000000000EA0000-0x0000000000EA1000-memory.dmpFilesize
4KB