Analysis
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max time kernel
1705s -
max time network
1710s -
platform
windows7_x64 -
resource
win7 -
submitted
10-07-2020 22:00
Static task
static1
Behavioral task
behavioral1
Sample
TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
Resource
win7
windows7_x64
0 signatures
0 seconds
General
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Target
TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: ftp- Host:
ftp://ftp.rebu.co.rw/ - Port:
21 - Username:
[email protected] - Password:
o^Z0CIU?^yL2
Protocol: ftp- Host:
ftp://ftp.rebu.co.rw/ - Port:
21 - Username:
[email protected] - Password:
o^Z0CIU?^yL2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/1324-2-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1324-3-0x000000000044CF0E-mapping.dmp family_agenttesla behavioral1/memory/1324-4-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1324-5-0x0000000000400000-0x0000000000452000-memory.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\IYLZX5 = "C:\\Users\\Admin\\AppData\\Roaming\\IYLZX5\\IYLZX5.exe" TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1096 set thread context of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1932 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe Token: SeDebugPrivilege 1932 taskmgr.exe -
Suspicious use of FindShellTrayWindow 37 IoCs
pid Process 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe -
Suspicious use of SendNotifyMessage 37 IoCs
pid Process 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe 1932 taskmgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1096 wrote to memory of 1324 1096 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 24 PID 1324 wrote to memory of 1656 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 28 PID 1324 wrote to memory of 1656 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 28 PID 1324 wrote to memory of 1656 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 28 PID 1324 wrote to memory of 1656 1324 TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe"C:\Users\Admin\AppData\Local\Temp\TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Users\Admin\AppData\Local\Temp\TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1656
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1932