Analysis
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max time kernel
70s -
max time network
73s -
platform
windows7_x64 -
resource
win7 -
submitted
08/07/2020, 11:34
Static task
static1
Behavioral task
behavioral1
Sample
SCAN_PO CTL209-026.exe
Resource
win7
Behavioral task
behavioral2
Sample
SCAN_PO CTL209-026.exe
Resource
win10v200430
General
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Target
SCAN_PO CTL209-026.exe
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Size
839KB
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MD5
0957144bc6ea160515c1bfd6c2faa6d5
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SHA1
e06dfa469646bc8cc28207abe7c8cb8116ab77e6
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SHA256
9a461345aa76acd802aebd2426775b952f411c0c1def2ae141f23fe4a16b5e7c
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SHA512
15d4bcfe795bc5eadd2909427acfce5e713b2a0d4402aa0d88d49f8880298a2c12407ce8c5a1f23b84c6405ca14f2dbc30ae7c464d983563c1c5e9959e5a6010
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
@infinitY1234
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/112-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/112-5-0x0000000000446F9E-mapping.dmp family_agenttesla behavioral1/memory/112-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/112-8-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
pid Process 112 InstallUtil.exe -
Loads dropped DLL 1 IoCs
pid Process 1464 SCAN_PO CTL209-026.exe -
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
description pid Process procid_target PID 1464 set thread context of 112 1464 SCAN_PO CTL209-026.exe 24 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1464 SCAN_PO CTL209-026.exe 1464 SCAN_PO CTL209-026.exe 1464 SCAN_PO CTL209-026.exe 112 InstallUtil.exe 112 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1464 SCAN_PO CTL209-026.exe Token: SeDebugPrivilege 112 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24 PID 1464 wrote to memory of 112 1464 SCAN_PO CTL209-026.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\SCAN_PO CTL209-026.exe"C:\Users\Admin\AppData\Local\Temp\SCAN_PO CTL209-026.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:112
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