Analysis
-
max time kernel
138s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:23
Static task
static1
Behavioral task
behavioral1
Sample
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe
Resource
win10v2004-20220414-en
General
-
Target
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe
-
Size
553KB
-
MD5
0d9af17e7af59794c369d1c480a4dc1d
-
SHA1
3d74c23fecabe7389aedd61b07f0ab23cf11ecdd
-
SHA256
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d
-
SHA512
a55bec9c2e0e5ea0e64b8366c012db07a53b15facbb857786548ca9ef2631a6279d76f537c834df7ce0b7da3d87db6b65e936f112e767b9eaa12243a0cea9cc2
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
333link00win0303
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
333link00win0303
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/452-137-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
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.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription pid process target process PID 1472 set thread context of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exeab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exepid process 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exeab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription pid process Token: SeDebugPrivilege 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe Token: SeDebugPrivilege 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exepid process 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exeab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription pid process target process PID 1472 wrote to memory of 4264 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 1472 wrote to memory of 4264 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 1472 wrote to memory of 4264 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1472 wrote to memory of 452 1472 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 452 wrote to memory of 1388 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe PID 452 wrote to memory of 1388 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe PID 452 wrote to memory of 1388 452 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
outlook_win_path 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe"C:\Users\Admin\AppData\Local\Temp\ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LyCgiShv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp32A9.tmp"2⤵
- Creates scheduled task(s)
PID:4264
-
-
C:\Users\Admin\AppData\Local\Temp\ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:452 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1388
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s camsvc1⤵PID:2700
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe.log
Filesize507B
MD5d1a92622541a19a1840491deb2bb5e6d
SHA15b61bb7d8973644f736968ea416ec502a0ae9bce
SHA2563b453ecc382d28d36f2c3c33634d332f856389fc3d709e40cbe9be8076da7a3c
SHA512c451f1b9a3dd7c9c2acb1174c0029591f60193b99c9d2712701e182f94fdc89cf93053b402b1ffc26ff5876bec38df7e105c4fe975826acdf6bd215011bcfe41
-
Filesize
1KB
MD5a8d0aca09c101e193360553134f257c8
SHA175c984461c6e16f791c7177ce6b3039ca12108d4
SHA2564aab23addb31ddc0316b3ca8dc0e1ef9544b07a424c4d7fb24b153db30584ba2
SHA512a1c880b90e06070fb60b28a75f0435cc56a5a04388ba04be03acb592adbbcfd14c1ed27606552441d1efe8dee6f3421711b025e77a0fbeb3e1de11a5ffbdd80f