Analysis
-
max time kernel
135s -
max time network
138s -
platform
windows10_x64 -
resource
win10 -
submitted
07-07-2020 18:25
Static task
static1
Behavioral task
behavioral1
Sample
DOC-4529464927595.exe
Resource
win7
Behavioral task
behavioral2
Sample
DOC-4529464927595.exe
Resource
win10
General
-
Target
DOC-4529464927595.exe
-
Size
964KB
-
MD5
01727a09b28fe78b2d958ccafe6a1264
-
SHA1
83036afbf67fac6220141459a1e67a9dc18dc515
-
SHA256
8100e4e4aec4f7f9ca98d640d2c68bfd47f4f7538c041f33157faf8e924d0a74
-
SHA512
719f8e9aba1de854c85922f4dfe2f7f7c96f3aa80d4de2ddd4843ff23289468bd232a53382ad41eedbd06c31349704013a6f1fc3998df4339c54d4f74acfb99a
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Sages101*
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/3692-0-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/3692-1-0x000000000044701E-mapping.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
DOC-4529464927595.exedescription pid process target process PID 720 set thread context of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
DOC-4529464927595.exepid process 3692 DOC-4529464927595.exe 3692 DOC-4529464927595.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
DOC-4529464927595.exedescription pid process Token: SeDebugPrivilege 3692 DOC-4529464927595.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
DOC-4529464927595.exedescription pid process target process PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe PID 720 wrote to memory of 3692 720 DOC-4529464927595.exe DOC-4529464927595.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\DOC-4529464927595.exe"C:\Users\Admin\AppData\Local\Temp\DOC-4529464927595.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DOC-4529464927595.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\DOC-4529464927595.exe.logMD5
ef140ef600b2463c9e7dbf064a104046
SHA1c08fd1853877be95575ea2e860dd8cafef31f54c
SHA256ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616
SHA512bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c
-
memory/3692-0-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/3692-1-0x000000000044701E-mapping.dmp