Analysis
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max time kernel
136s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
07/03/2024, 15:27
General
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Target
Westpac Live, Osko - Payment details.exe
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Size
763KB
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MD5
e65bbf63b4346e323faab01c2dd08613
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SHA1
f038bbd0f0c4778b411475eb7f2b165f2d01e18f
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SHA256
d1c5932f344b68cc02b606a4b0129480649c764fe184dbcb6c3eaa2ff716e4d2
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SHA512
c627f83e664a327e6bb021cae6e5f28fb2ae3d9eb8aaea3ca5328e6e959a949818a7353e3c4a84852f5e198a96b5c7a0814f42dd05fe1cff30f0e653fbe95a4c
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SSDEEP
12288:06ddVcSqByRdhkgkBd0KxJIAFbBv7gtHk7Nji/C4ab7scs3kq6yZAM:9dimdkgkn0Im4v7S6Nji9mNYkqd
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
Majormoney12345$
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
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 6 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cipDBvHYgw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3F7.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"C:\Users\Admin\AppData\Local\Temp\Westpac Live, Osko - Payment details.exe"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
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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Filesize
1KB
MD5677ca58c1c593d0d52d3f11acf6408da
SHA1e204ef8bf0e5b1a462c8111598b783f515e2681d
SHA256725c2e59526180da5e86085b2f47570b8db314b03b96224e6013b948e8b51556
SHA512d8291fd0ad550ec48c06c1ab76d48054abce5927826f849d8c701ce08ebfa8b7d7461a3aa3f5c20d6b855eba6e14ecdc3714785590085f24d9352e36592edd1d
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Filesize
763KB
MD5e65bbf63b4346e323faab01c2dd08613
SHA1f038bbd0f0c4778b411475eb7f2b165f2d01e18f
SHA256d1c5932f344b68cc02b606a4b0129480649c764fe184dbcb6c3eaa2ff716e4d2
SHA512c627f83e664a327e6bb021cae6e5f28fb2ae3d9eb8aaea3ca5328e6e959a949818a7353e3c4a84852f5e198a96b5c7a0814f42dd05fe1cff30f0e653fbe95a4c
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Filesize
328KB
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Filesize
64KB
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Filesize
64KB
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Filesize
40KB
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Filesize
344KB
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Filesize
80KB
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Filesize
7.7MB
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Filesize
792KB
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Filesize
480KB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
240KB
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Filesize
64KB
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Filesize
96KB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
320KB
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Filesize
64KB