Analysis
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max time kernel
124s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
19-01-2021 13:09
Static task
static1
Behavioral task
behavioral1
Sample
Ziraat Bankasi Swift Mesaji.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Ziraat Bankasi Swift Mesaji.exe
Resource
win10v20201028
General
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Target
Ziraat Bankasi Swift Mesaji.exe
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Size
955KB
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MD5
7337b54d1b22e7b1fe7f0db7f13724d5
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SHA1
695c39f57868e81b01e955b063c8c60018aef4b3
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SHA256
1a9dfbc3aed67dd204ff8dae55a38bd28c250cb0ad9f8d150c4a6a4ee9b9f83e
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SHA512
090a7a2faa1db6a4a13984ee868f398500149f57a35991bc9fc8e3276810b77cffd4191a24ec388fb0c15c25f1b8ef83495a60205d6a0605facdf818cc402368
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.beratun.com.tr - Port:
587 - Username:
[email protected] - Password:
134679berat
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/192-13-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/192-14-0x00000000004374BE-mapping.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
Processes:
InstallUtil.exepid process 192 InstallUtil.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:
Ziraat Bankasi Swift Mesaji.exedescription pid process target process PID 4020 set thread context of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Ziraat Bankasi Swift Mesaji.exeInstallUtil.exepid process 4020 Ziraat Bankasi Swift Mesaji.exe 4020 Ziraat Bankasi Swift Mesaji.exe 192 InstallUtil.exe 192 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Ziraat Bankasi Swift Mesaji.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 4020 Ziraat Bankasi Swift Mesaji.exe Token: SeDebugPrivilege 192 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
InstallUtil.exepid process 192 InstallUtil.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Ziraat Bankasi Swift Mesaji.exedescription pid process target process PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe PID 4020 wrote to memory of 192 4020 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
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memory/192-20-0x00000000059F0000-0x00000000059F1000-memory.dmpFilesize
4KB
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memory/192-13-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/192-26-0x0000000006290000-0x0000000006291000-memory.dmpFilesize
4KB
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memory/192-24-0x0000000005FE0000-0x0000000005FE1000-memory.dmpFilesize
4KB
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memory/192-23-0x0000000005940000-0x0000000005941000-memory.dmpFilesize
4KB
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memory/192-22-0x0000000002F20000-0x0000000002F21000-memory.dmpFilesize
4KB
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memory/192-17-0x0000000073CA0000-0x000000007438E000-memory.dmpFilesize
6.9MB
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memory/192-14-0x00000000004374BE-mapping.dmp
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memory/4020-10-0x0000000005610000-0x000000000561B000-memory.dmpFilesize
44KB
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memory/4020-12-0x0000000005741000-0x0000000005742000-memory.dmpFilesize
4KB
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memory/4020-5-0x0000000005470000-0x0000000005471000-memory.dmpFilesize
4KB
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memory/4020-3-0x0000000000B70000-0x0000000000B71000-memory.dmpFilesize
4KB
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memory/4020-11-0x0000000005620000-0x0000000005621000-memory.dmpFilesize
4KB
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memory/4020-2-0x0000000073CA0000-0x000000007438E000-memory.dmpFilesize
6.9MB
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memory/4020-6-0x0000000005440000-0x000000000545E000-memory.dmpFilesize
120KB
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memory/4020-9-0x0000000005740000-0x0000000005741000-memory.dmpFilesize
4KB
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memory/4020-8-0x0000000007E70000-0x0000000007E71000-memory.dmpFilesize
4KB
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memory/4020-7-0x0000000002ED0000-0x0000000002ED1000-memory.dmpFilesize
4KB