Analysis
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max time kernel
120s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 01:32
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Purchase Order.exe
Resource
win10v2004-20220414-en
General
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Target
Purchase Order.exe
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Size
889KB
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MD5
ae05ce1870f5642d5293b066f88764e6
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SHA1
bcc56b22eae1e7de94d8379135e32eb719ff00e0
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SHA256
5a42016adf1b9ebf187ac9294fe000c2df6ad474278673bcbe64925357a78363
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SHA512
a1d90c9a9abe9faaafe7ebfda4a789ce96b2df7437d33cbd204e4dec5f161f562b74802a162ddc05d3f813cfcc04dbc4ab2489855d1e8948808881cd7bfc0c9c
Malware Config
Extracted
Protocol: smtp- Host:
mail.ppmm.or.id - Port:
587 - Username:
[email protected] - Password:
nasiuduksutrisno12345
Extracted
agenttesla
Protocol: smtp- Host:
mail.ppmm.or.id - Port:
587 - Username:
[email protected] - Password:
nasiuduksutrisno12345
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3932-140-0x0000000000400000-0x000000000045A000-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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Purchase Order.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase Order.exedescription pid process target process PID 2208 set thread context of 3932 2208 Purchase Order.exe Purchase Order.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
Purchase Order.exePurchase Order.exepid process 2208 Purchase Order.exe 2208 Purchase Order.exe 2208 Purchase Order.exe 2208 Purchase Order.exe 3932 Purchase Order.exe 3932 Purchase Order.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Purchase Order.exePurchase Order.exedescription pid process Token: SeDebugPrivilege 2208 Purchase Order.exe Token: SeDebugPrivilege 3932 Purchase Order.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Purchase Order.exepid process 3932 Purchase Order.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
Purchase Order.exedescription pid process target process PID 2208 wrote to memory of 4616 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 4616 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 4616 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 4580 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 4580 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 4580 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe PID 2208 wrote to memory of 3932 2208 Purchase Order.exe Purchase Order.exe -
outlook_office_path 1 IoCs
Processes:
Purchase Order.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe -
outlook_win_path 1 IoCs
Processes:
Purchase Order.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Purchase Order.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"2⤵PID:4616
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C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"2⤵PID:4580
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C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3932
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order.exe.logFilesize
1KB
MD528fbf87c239ec6c95909b71287457f1f
SHA1a5b1aa55b460432fe692c7bc9d24f068e566d027
SHA256306dfa3bb3925c0ddb0d4bc88944c8d921d4ecf5e89a6725863fa83f994814f6
SHA512c9859b2d1cc65343231c107213ca52b90a30aaf9ed650db2742c79970a150b88268f8e8dcb1240b4d0de2b2c31e5555fff4b0f1ca4a7c8006fa230b055447320
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memory/2208-136-0x0000000004F70000-0x0000000004FD6000-memory.dmpFilesize
408KB
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memory/2208-132-0x0000000005250000-0x00000000057F4000-memory.dmpFilesize
5.6MB
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memory/2208-133-0x0000000004CA0000-0x0000000004D32000-memory.dmpFilesize
584KB
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memory/2208-134-0x0000000004BB0000-0x0000000004BBA000-memory.dmpFilesize
40KB
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memory/2208-135-0x0000000004DA0000-0x0000000004DF6000-memory.dmpFilesize
344KB
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memory/2208-130-0x0000000000120000-0x0000000000204000-memory.dmpFilesize
912KB
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memory/2208-131-0x0000000004C00000-0x0000000004C9C000-memory.dmpFilesize
624KB
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memory/3932-139-0x0000000000000000-mapping.dmp
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memory/3932-140-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/3932-142-0x0000000005EF0000-0x0000000005F56000-memory.dmpFilesize
408KB
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memory/3932-143-0x0000000006DC0000-0x0000000006E10000-memory.dmpFilesize
320KB
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memory/4580-138-0x0000000000000000-mapping.dmp
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memory/4616-137-0x0000000000000000-mapping.dmp