Analysis
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max time kernel
80s -
max time network
53s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 09:44
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
INVOICE.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral3
Sample
PARKING LIST.exe
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
PARKING LIST.exe
Resource
win10v2004-20220812-en
General
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Target
PARKING LIST.exe
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Size
788KB
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MD5
ea2c59815cfee933ed0d4b85f3429082
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SHA1
0f0ba262e017c7a1587a0759680953f4b5d41e43
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SHA256
ddb8df086907b77b37c15fa698d27f3bf388e46edc7e3f982faf5d110b36e914
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SHA512
efab7f4be2abdb8421a1f299fdceaf06ee11b27e9fdd2d6849efaeec5ba4f1f4589911d8a69feadae9250c2b3dba7eed450ce96311d625fd44338320115abb93
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SSDEEP
24576:UFUUa76CkkFg/IyXtFfya2X71pXc2oelYIU+C73:MPkoX3fyxX5psrelch7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.southernboilers.org - Port:
587 - Username:
[email protected] - Password:
Sksmoke2018# - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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:
PARKING LIST.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PARKING LIST.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PARKING LIST.exe Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PARKING LIST.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 api.ipify.org 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PARKING LIST.exedescription pid process target process PID 1284 set thread context of 1104 1284 PARKING LIST.exe PARKING LIST.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
PARKING LIST.exePARKING LIST.exepid process 1284 PARKING LIST.exe 1284 PARKING LIST.exe 1104 PARKING LIST.exe 1104 PARKING LIST.exe 1104 PARKING LIST.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PARKING LIST.exePARKING LIST.exedescription pid process Token: SeDebugPrivilege 1284 PARKING LIST.exe Token: SeDebugPrivilege 1104 PARKING LIST.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
PARKING LIST.exedescription pid process target process PID 1284 wrote to memory of 456 1284 PARKING LIST.exe schtasks.exe PID 1284 wrote to memory of 456 1284 PARKING LIST.exe schtasks.exe PID 1284 wrote to memory of 456 1284 PARKING LIST.exe schtasks.exe PID 1284 wrote to memory of 456 1284 PARKING LIST.exe schtasks.exe PID 1284 wrote to memory of 560 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 560 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 560 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 560 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe PID 1284 wrote to memory of 1104 1284 PARKING LIST.exe PARKING LIST.exe -
outlook_office_path 1 IoCs
Processes:
PARKING LIST.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PARKING LIST.exe -
outlook_win_path 1 IoCs
Processes:
PARKING LIST.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PARKING LIST.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PARKING LIST.exe"C:\Users\Admin\AppData\Local\Temp\PARKING LIST.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ytHXSIrXVRUu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9E24.tmp"2⤵
- Creates scheduled task(s)
PID:456 -
C:\Users\Admin\AppData\Local\Temp\PARKING LIST.exe"{path}"2⤵PID:560
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C:\Users\Admin\AppData\Local\Temp\PARKING LIST.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1104
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp9E24.tmpFilesize
1KB
MD552c4797132990c8f26834b4cea9f29a6
SHA1d9c17fd1a0ac0cbd1591313d2c8ab3942c89d6cf
SHA2563650771aa1e0f78fac1b13980dfbd6cac18ac6d5fdf7568d995701a8c0a49f6d
SHA512bdc4d4e2472fd392ea602bfeaaff70a0f8b9db4db8e292f68858c1204bc382706b9c0683c75a746c65cefbb5b5d74699a479bb34601ed2e2f67b0fa7bea65dcd
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memory/456-59-0x0000000000000000-mapping.dmp
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memory/1104-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-61-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-62-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-65-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-66-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-67-0x0000000000437B8E-mapping.dmp
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memory/1104-69-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1104-71-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1284-57-0x0000000005270000-0x00000000052F2000-memory.dmpFilesize
520KB
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memory/1284-58-0x0000000000890000-0x00000000008CC000-memory.dmpFilesize
240KB
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memory/1284-56-0x0000000000320000-0x0000000000332000-memory.dmpFilesize
72KB
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memory/1284-55-0x00000000762E1000-0x00000000762E3000-memory.dmpFilesize
8KB
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memory/1284-54-0x0000000000040000-0x000000000010A000-memory.dmpFilesize
808KB