Analysis
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max time kernel
124s -
max time network
118s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
25-01-2021 08:00
Static task
static1
Behavioral task
behavioral1
Sample
CONTRACT AGREEMENT.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
CONTRACT AGREEMENT.exe
Resource
win10v20201028
General
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Target
CONTRACT AGREEMENT.exe
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Size
587KB
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MD5
e681c7f6aeef4b000f2f03722d9a8a2c
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SHA1
aaac55863aa3f4ddbcce77c43263355d6416a5d6
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SHA256
a067477aa053def509e395ee1b5e8797616ec284983ab23eafe607b5c0ccb186
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SHA512
0ea91bc168e9a42c13d3ea7a8b6bcb6ef803d9cbd3f36b547a7dbb70c6e093bf38756da9de715abf2d87068c8e9fc6af2078dd7d872903685d75bbd2e21c6ab1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.hybridgroupco.com - Port:
587 - Username:
[email protected] - Password:
Obinna123@@@
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/4252-4-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/4252-5-0x00000000004374BE-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:
CONTRACT AGREEMENT.exedescription pid process target process PID 4716 set thread context of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
CONTRACT AGREEMENT.exepid process 4252 CONTRACT AGREEMENT.exe 4252 CONTRACT AGREEMENT.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
CONTRACT AGREEMENT.exedescription pid process Token: SeDebugPrivilege 4252 CONTRACT AGREEMENT.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
CONTRACT AGREEMENT.exepid process 4252 CONTRACT AGREEMENT.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
CONTRACT AGREEMENT.exedescription pid process target process PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe PID 4716 wrote to memory of 4252 4716 CONTRACT AGREEMENT.exe CONTRACT AGREEMENT.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\CONTRACT AGREEMENT.exe"C:\Users\Admin\AppData\Local\Temp\CONTRACT AGREEMENT.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\CONTRACT AGREEMENT.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\CONTRACT AGREEMENT.exe.logMD5
ef140ef600b2463c9e7dbf064a104046
SHA1c08fd1853877be95575ea2e860dd8cafef31f54c
SHA256ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616
SHA512bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c
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memory/4252-4-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4252-5-0x00000000004374BE-mapping.dmp
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memory/4252-7-0x0000000002DE0000-0x0000000002DE1000-memory.dmpFilesize
4KB
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memory/4252-8-0x0000000002DE1000-0x0000000002DE2000-memory.dmpFilesize
4KB
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memory/4252-9-0x0000000002DE2000-0x0000000002DE3000-memory.dmpFilesize
4KB
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memory/4716-2-0x0000000003040000-0x0000000003041000-memory.dmpFilesize
4KB
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memory/4716-3-0x0000000003041000-0x0000000003042000-memory.dmpFilesize
4KB