Analysis
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max time kernel
147s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
17-09-2021 21:31
Static task
static1
Behavioral task
behavioral1
Sample
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe
Resource
win10v20210408
General
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Target
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe
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Size
629KB
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MD5
1c4fd4c1adfb8b5cc412128415251379
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SHA1
be4c136a0ff2793622d5a899bb52c184c87d7f6c
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SHA256
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a
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SHA512
df15a64b3002d3151370824a181dd8129c2452c1523b3ffdf1e0bbb95ae07aa0d09ed43e515a690c8040899e09a39c2ccf59d3af0199ae4f3734b863ce976316
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.medicare-equipment.com - Port:
587 - Username:
[email protected] - Password:
AllTheBest777
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 behavioral1/memory/3028-124-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/3028-125-0x000000000043766E-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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Suspicious use of SetThreadContext 1 IoCs
Processes:
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exedescription pid process target process PID 4652 set thread context of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exepid process 3028 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 3028 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exedescription pid process Token: SeDebugPrivilege 3028 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exepid process 3028 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exedescription pid process target process PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe PID 4652 wrote to memory of 3028 4652 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe 4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe"C:\Users\Admin\AppData\Local\Temp\4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4652 -
C:\Users\Admin\AppData\Local\Temp\4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe"C:\Users\Admin\AppData\Local\Temp\4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3028
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4bbb3743225efc4821fed4984d9d41c3fbae8e405bd800b96016e2665bf30c9a.exe.log
MD50c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078