Analysis
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max time kernel
129s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 00:11
Static task
static1
Behavioral task
behavioral1
Sample
BL & Original shipping documents AWB & parcel tracking 1.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
BL & Original shipping documents AWB & parcel tracking 1.exe
Resource
win10v2004-20220414-en
Behavioral task
behavioral3
Sample
Original shipping documents AWB & parcel tracking.exe
Resource
win7-20220414-en
Behavioral task
behavioral4
Sample
Original shipping documents AWB & parcel tracking.exe
Resource
win10v2004-20220414-en
General
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Target
Original shipping documents AWB & parcel tracking.exe
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Size
871KB
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MD5
348d7c0aaca945e8aaa2c5fb7bfc1122
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SHA1
54ce23bc3e637191c19443069dc3e624e55af782
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SHA256
f66744477239c87939089b7bfb0e5396cf5addf0288b90b95178cc001c587c16
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SHA512
b4e9edc8addd54db88cbefd0df4faed8526fa6d6c733f727305fd08d691979982944ecc61b7e2ea55d39f3afa0d10f76db020acaaad757ce0be669840e8f6c42
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
drsaint1992101
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral3/memory/1100-61-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral3/memory/1100-62-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral3/memory/1100-64-0x000000000044757E-mapping.dmp family_agenttesla behavioral3/memory/1100-63-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral3/memory/1100-66-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral3/memory/1100-68-0x0000000000400000-0x000000000044C000-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:
Original shipping documents AWB & parcel tracking.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Original shipping documents AWB & parcel tracking.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Original shipping documents AWB & parcel tracking.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Original shipping documents AWB & parcel tracking.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\NLKaAn = "C:\\Users\\Admin\\AppData\\Roaming\\NLKaAn\\NLKaAn.exe" Original shipping documents AWB & parcel tracking.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exedescription pid process target process PID 1936 set thread context of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.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:
Original shipping documents AWB & parcel tracking.exeOriginal shipping documents AWB & parcel tracking.exepid process 1936 Original shipping documents AWB & parcel tracking.exe 1936 Original shipping documents AWB & parcel tracking.exe 1936 Original shipping documents AWB & parcel tracking.exe 1100 Original shipping documents AWB & parcel tracking.exe 1100 Original shipping documents AWB & parcel tracking.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exeOriginal shipping documents AWB & parcel tracking.exedescription pid process Token: SeDebugPrivilege 1936 Original shipping documents AWB & parcel tracking.exe Token: SeDebugPrivilege 1100 Original shipping documents AWB & parcel tracking.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exepid process 1100 Original shipping documents AWB & parcel tracking.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exedescription pid process target process PID 1936 wrote to memory of 1456 1936 Original shipping documents AWB & parcel tracking.exe schtasks.exe PID 1936 wrote to memory of 1456 1936 Original shipping documents AWB & parcel tracking.exe schtasks.exe PID 1936 wrote to memory of 1456 1936 Original shipping documents AWB & parcel tracking.exe schtasks.exe PID 1936 wrote to memory of 1456 1936 Original shipping documents AWB & parcel tracking.exe schtasks.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe PID 1936 wrote to memory of 1100 1936 Original shipping documents AWB & parcel tracking.exe Original shipping documents AWB & parcel tracking.exe -
outlook_office_path 1 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Original shipping documents AWB & parcel tracking.exe -
outlook_win_path 1 IoCs
Processes:
Original shipping documents AWB & parcel tracking.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Original shipping documents AWB & parcel tracking.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Original shipping documents AWB & parcel tracking.exe"C:\Users\Admin\AppData\Local\Temp\Original shipping documents AWB & parcel tracking.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp87A.tmp"2⤵
- Creates scheduled task(s)
PID:1456 -
C:\Users\Admin\AppData\Local\Temp\Original shipping documents AWB & parcel tracking.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1100
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5d9b3fb55144055bf53049ae44e24a2b4
SHA1e01d7cbee7c35cac28b467f84e92b7a48d32d61e
SHA2567b950a718804352c3350d97782b2db4cd0e4fa78d1fded8b7f56edfa9df4a437
SHA512001c56ee85bf76eb22969026c4ddd0f784052c37144642d8124b4fe0db1893bba55b2f5c4739a5a8cb54cdab5b1ea37ad830b34c429fdac0b8f93a4d5acc052c