Analysis
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max time kernel
122s -
max time network
87s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01-02-2023 16:11
Static task
static1
Behavioral task
behavioral1
Sample
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe
Resource
win10v2004-20221111-en
General
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Target
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe
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Size
284KB
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MD5
ad127f6a6e823c10e54c779e92f4ef91
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SHA1
26a021276b982afca759e04b62d3cb4caa4269fb
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SHA256
d9e7d9699b28022d1fd6b5ced9f32e3dd3210475d6a2b2ec770d331d6a910a53
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SHA512
8548b72670635335e8b62f699729881347931312d1843817d28a194142901eae6e29798611bfc299d4302c78aa4b99e24ed537d20d81f69e91e2b52a6843cc46
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SSDEEP
3072:s+LwLS2Vbqe+uZtuQ0UzDNwwh0wR2c2vGZ9pwPtV3vJPg1NXHII61gdZwgJRZ/2J:wEe+iXFBwhw0cvxwV3vaHIIiHF
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.mgcpakistan.com - Port:
21 - Username:
infoo@mgcpakistan.com - Password:
boygirl123456
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect PureCrypter injector 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1404-56-0x0000000006350000-0x00000000065C4000-memory.dmp family_purecrypter -
PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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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:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exedescription pid process target process PID 1404 set thread context of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exeAir waybill number 290132727 Physical weight 1 05 kg Seats 1.exeRegAsm.exepid process 1672 powershell.exe 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe 1524 RegAsm.exe 1524 RegAsm.exe 1524 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exepowershell.exeRegAsm.exedescription pid process Token: SeDebugPrivilege 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe Token: SeDebugPrivilege 1672 powershell.exe Token: SeDebugPrivilege 1524 RegAsm.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exedescription pid process target process PID 1404 wrote to memory of 1672 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe powershell.exe PID 1404 wrote to memory of 1672 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe powershell.exe PID 1404 wrote to memory of 1672 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe powershell.exe PID 1404 wrote to memory of 1672 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe powershell.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1000 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe PID 1404 wrote to memory of 1524 1404 Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe RegAsm.exe -
outlook_office_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe"C:\Users\Admin\AppData\Local\Temp\Air waybill number 290132727 Physical weight 1 05 kg Seats 1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANwAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1404-62-0x00000000050F0000-0x0000000005148000-memory.dmpFilesize
352KB
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memory/1404-55-0x0000000075A11000-0x0000000075A13000-memory.dmpFilesize
8KB
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memory/1404-56-0x0000000006350000-0x00000000065C4000-memory.dmpFilesize
2.5MB
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memory/1404-54-0x00000000011D0000-0x000000000121C000-memory.dmpFilesize
304KB
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memory/1524-67-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-63-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-66-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-68-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-69-0x0000000000437AEE-mapping.dmp
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memory/1524-71-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1524-73-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1672-60-0x000000006EF90000-0x000000006F53B000-memory.dmpFilesize
5.7MB
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memory/1672-61-0x000000006EF90000-0x000000006F53B000-memory.dmpFilesize
5.7MB
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memory/1672-59-0x000000006EF90000-0x000000006F53B000-memory.dmpFilesize
5.7MB
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memory/1672-57-0x0000000000000000-mapping.dmp