Analysis
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max time kernel
126s -
max time network
150s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
12-07-2020 16:18
Static task
static1
Behavioral task
behavioral1
Sample
SCAN_08-07-2020_1051_0001.bat.exe
Resource
win7
Behavioral task
behavioral2
Sample
SCAN_08-07-2020_1051_0001.bat.exe
Resource
win10v200430
General
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Target
SCAN_08-07-2020_1051_0001.bat.exe
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Size
909KB
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MD5
5c1b6f6b4edf1570bfb91ddee56ca642
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SHA1
3dc219a538db2027224e901a6680715db1128d8f
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SHA256
af078dd29518dff5e63761879d05deff52166e3d925575082b27eff2c531c518
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SHA512
8854ad1902ea485c013987114538dcd229882935cd533a66c05eceda017cc519d3106ea8b6eaa820517d1fa95866c9a705c055fbcfb1e6926500b11686fdafa6
Malware Config
Extracted
Protocol: smtp- Host:
mail.gimpex-imerys.com - Port:
587 - Username:
purchase@gimpex-imerys.com - Password:
$$purchase99
Extracted
agenttesla
Protocol: smtp- Host:
mail.gimpex-imerys.com - Port:
587 - Username:
purchase@gimpex-imerys.com - Password:
$$purchase99
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/2876-2-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral2/memory/2876-3-0x000000000044CC8E-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:
SCAN_08-07-2020_1051_0001.bat.exedescription pid process target process PID 1628 set thread context of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.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 2 IoCs
Processes:
SCAN_08-07-2020_1051_0001.bat.exepid process 2876 SCAN_08-07-2020_1051_0001.bat.exe 2876 SCAN_08-07-2020_1051_0001.bat.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SCAN_08-07-2020_1051_0001.bat.exedescription pid process Token: SeDebugPrivilege 2876 SCAN_08-07-2020_1051_0001.bat.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SCAN_08-07-2020_1051_0001.bat.exepid process 2876 SCAN_08-07-2020_1051_0001.bat.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
SCAN_08-07-2020_1051_0001.bat.exeSCAN_08-07-2020_1051_0001.bat.exedescription pid process target process PID 1628 wrote to memory of 2836 1628 SCAN_08-07-2020_1051_0001.bat.exe schtasks.exe PID 1628 wrote to memory of 2836 1628 SCAN_08-07-2020_1051_0001.bat.exe schtasks.exe PID 1628 wrote to memory of 2836 1628 SCAN_08-07-2020_1051_0001.bat.exe schtasks.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 1628 wrote to memory of 2876 1628 SCAN_08-07-2020_1051_0001.bat.exe SCAN_08-07-2020_1051_0001.bat.exe PID 2876 wrote to memory of 3252 2876 SCAN_08-07-2020_1051_0001.bat.exe netsh.exe PID 2876 wrote to memory of 3252 2876 SCAN_08-07-2020_1051_0001.bat.exe netsh.exe PID 2876 wrote to memory of 3252 2876 SCAN_08-07-2020_1051_0001.bat.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.exe"C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.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\RTyBZjLCjuPnm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF737.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SCAN_08-07-2020_1051_0001.bat.exe"{path}"2⤵
- 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_v2.0_32\UsageLogs\SCAN_08-07-2020_1051_0001.bat.exe.logMD5
ef140ef600b2463c9e7dbf064a104046
SHA1c08fd1853877be95575ea2e860dd8cafef31f54c
SHA256ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616
SHA512bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c
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C:\Users\Admin\AppData\Local\Temp\tmpF737.tmpMD5
008a4331801a4e2d667a512b3e9f7570
SHA10ae349afc4a055723df7635347fab8745b5f4c1c
SHA2567324147685da32bfe21bb2b29163246f55e5eee76e42e14e8bb0f50102d5e023
SHA512bf4af7d002d0dee3b3459a793e7e84f7df560148760d674c3c7e7e550ec896ea26d01685190f3d66f8105b5fd98e3e9c333b1588f40808dfe4b582e9a48be8cb
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memory/2836-0-0x0000000000000000-mapping.dmp
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memory/2876-2-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2876-3-0x000000000044CC8E-mapping.dmp
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memory/3252-5-0x0000000000000000-mapping.dmp