Analysis
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max time kernel
139s -
max time network
36s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
08-07-2020 06:13
Static task
static1
Behavioral task
behavioral1
Sample
PaymentConfirmation.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
PaymentConfirmation.exe
Resource
win10v200430
General
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Target
PaymentConfirmation.exe
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Size
619KB
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MD5
74e728291a7d75a36e2ed4e9a0b1ff09
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SHA1
d1f0f77cf48530c7f8b331ae42e996f369ad44bd
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SHA256
b0cda517ace59b7d9be1d0dc49c2d85ff42fb780d86ee2623a206663486ed7c6
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SHA512
93817b0cbfe095fd710883b4db7f0b160de00d01b62b015777a87a36d6052f834bac0f4894f44004aba5380bb346b7c7d2917f8ed49441889a61f87a4fd4bcef
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Hunter$#@145722
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
Processes:
resource yara_rule behavioral1/memory/1836-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1836-5-0x000000000044757E-mapping.dmp family_agenttesla behavioral1/memory/1836-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1836-8-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 1836 InstallUtil.exe -
Loads dropped DLL 1 IoCs
Processes:
PaymentConfirmation.exepid process 240 PaymentConfirmation.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
Processes:
PaymentConfirmation.exedescription pid process target process PID 240 set thread context of 1836 240 PaymentConfirmation.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
PaymentConfirmation.exeInstallUtil.exepid process 240 PaymentConfirmation.exe 240 PaymentConfirmation.exe 240 PaymentConfirmation.exe 1836 InstallUtil.exe 1836 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PaymentConfirmation.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 240 PaymentConfirmation.exe Token: SeDebugPrivilege 1836 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
InstallUtil.exepid process 1836 InstallUtil.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
PaymentConfirmation.exedescription pid process target process PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe PID 240 wrote to memory of 1836 240 PaymentConfirmation.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PaymentConfirmation.exe"C:\Users\Admin\AppData\Local\Temp\PaymentConfirmation.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:240 -
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
- Suspicious use of SetWindowsHookEx
PID:1836
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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MD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e