Analysis
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max time kernel
146s -
max time network
16s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
26-02-2021 15:12
General
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Target
9a041438adec53ed9e8f6ed3b2eb709b.exe
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Size
661KB
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MD5
9a041438adec53ed9e8f6ed3b2eb709b
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SHA1
dbabb8cb2b96c4e4cc4006084ebd3918e48c5cfb
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SHA256
bb8889ec467fc276ee609b20f9f321dbd97b0bdba919bbf9e38f7d8d7517ed2b
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SHA512
4766bf1e508b0397f8b936a5a1b8fef2b63091f2b204953c32a4db4b80dd8624c77d58500f1b003bb0d888296d7156ce9ff5b0298843ee4b4501895e4c30cbe6
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.konokonozanzibar.com - Port:
587 - Username:
[email protected] - Password:
Kk20@All
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
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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
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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
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9a041438adec53ed9e8f6ed3b2eb709b.exe"C:\Users\Admin\AppData\Local\Temp\9a041438adec53ed9e8f6ed3b2eb709b.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\evmcsxVj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3247.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\9a041438adec53ed9e8f6ed3b2eb709b.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp3247.tmpMD5
7ba494562119d7c7e11538bce70add8f
SHA18dc8a773aa74f1aaeeba1072c631397761c7db1b
SHA2564331418a42f7d5f082278a5e4d07412b5426bf885186205b96d5c70eca31796e
SHA5123a4bbc3fbc0ae234af05958acd6bfdd93476d11fe2346b921bceb9b812be9deeeac0f4852b647583835214c3570693a1b6770507b62d7db91ada9fb6374b5b6d
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memory/1336-8-0x0000000000000000-mapping.dmp
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memory/1700-12-0x0000000074590000-0x0000000074C7E000-memory.dmpFilesize
6.9MB
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memory/1700-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1700-11-0x000000000043760E-mapping.dmp
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memory/1700-13-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1700-15-0x0000000004C20000-0x0000000004C21000-memory.dmpFilesize
4KB
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memory/1700-16-0x0000000004C21000-0x0000000004C22000-memory.dmpFilesize
4KB
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memory/1856-6-0x0000000000440000-0x000000000044B000-memory.dmpFilesize
44KB
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memory/1856-7-0x0000000005D00000-0x0000000005D86000-memory.dmpFilesize
536KB
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memory/1856-5-0x0000000004E30000-0x0000000004E31000-memory.dmpFilesize
4KB
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memory/1856-3-0x0000000000A70000-0x0000000000A71000-memory.dmpFilesize
4KB
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memory/1856-2-0x0000000074590000-0x0000000074C7E000-memory.dmpFilesize
6.9MB