Analysis
-
max time kernel
138s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220414-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
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 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1148-63-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1148-64-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1148-66-0x000000000044C7AE-mapping.dmp family_agenttesla behavioral1/memory/1148-65-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1148-68-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1148-70-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
ReZer0 packer 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
Processes:
resource yara_rule behavioral1/memory/360-56-0x0000000000BF0000-0x0000000000C48000-memory.dmp rezer0 -
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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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 360 set thread context of 1148 360 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 2 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exepid process 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription pid process Token: SeDebugPrivilege 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exepid process 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exeab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription pid process target process PID 360 wrote to memory of 1224 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 360 wrote to memory of 1224 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 360 wrote to memory of 1224 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 360 wrote to memory of 1224 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe schtasks.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 360 wrote to memory of 1148 360 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe PID 1148 wrote to memory of 1192 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe PID 1148 wrote to memory of 1192 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe PID 1148 wrote to memory of 1192 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe PID 1148 wrote to memory of 1192 1148 ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\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-1-5-21-1083475884-596052423-1669053738-1000\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⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:360 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LyCgiShv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE715.tmp"2⤵
- Creates scheduled task(s)
PID:1224
-
-
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:1148 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1192
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5225155543e1cfaacdbe0c2a5cae32808
SHA11f0b4f31a2b8f5a53f20904ed1f13a671cfbd008
SHA256377d0735568289718b51fc7b75423a53a44a5b1a40baaeed7ce0bb50ea23295d
SHA512a1250e138c1507dffb3799f37af11feeec37b1ef07e703c49501c189a5f3bed9b9de1ae2e11ce398a2230727907d76d55d0b4b910432e1dbd97e9d654c8324cf