Analysis
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max time kernel
92s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
29/02/2024, 05:32
General
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Target
SST Statement- FEB 2024.exe
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Size
796KB
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MD5
4ab337ca8fb0e68c8300cb019fe486f6
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SHA1
4c7b2b259a8b0a2e4a2f26ed327010832f0e4767
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SHA256
b3feaf40b142df4a3782bf8867c9401254a18b08e61fe85db3bb6832bbfd2e46
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SHA512
3e794cb5cb9838a84e2b0a883181e28525828c424881522b2787283ebf43e376a326b0a529955b79abf7132ff626157d87fad1b9347bde677a035922f8dc9785
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SSDEEP
12288:11y1ScVr4yj/YShQKeLtZG9cIUamb/CWnrhn8nMLyF1xoTaMTiTGTv0:vuSOPjgSh0t3nb/VJ8MaQaMpTs
Malware Config
Extracted
Protocol: ftp- Host:
ftp.amtechprinting.com - Port:
21 - Username:
[email protected] - Password:
7DIK+y&7]WOK
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.amtechprinting.com - Port:
21 - Username:
[email protected] - Password:
7DIK+y&7]WOK
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
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Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
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Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
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Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
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Detects executables referencing many file transfer clients. Observed in information stealers 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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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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 11 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SST Statement- FEB 2024.exe"C:\Users\Admin\AppData\Local\Temp\SST Statement- FEB 2024.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\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZSpFirJtReI.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZSpFirJtReI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp91D0.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SST Statement- FEB 2024.exe"C:\Users\Admin\AppData\Local\Temp\SST Statement- FEB 2024.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5bf049c47d2abab551e7c32a69da648cb
SHA1b520488c30e348869fa705d885d3f5d1972e1a2b
SHA2565f6721ebf0c35c3008d4c9453c6da7aadaadd86a9de62d3834ee850bc4ea2c3b
SHA5126661268182a286f59c2b1b4d9bfd8b44a88dc39c184eafc1345cefcf12962b8c98924cb9a28c8a76e0c7843c5ae6e079fc6d7ef5bcfd96938aa5c111bb00cf9d
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Filesize
7.7MB
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Filesize
120KB
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Filesize
56KB
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Filesize
68KB
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Filesize
600KB
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Filesize
40KB
-
Filesize
104KB
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Filesize
6.5MB
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Filesize
652KB
-
Filesize
216KB
-
Filesize
64KB
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Filesize
120KB
-
Filesize
104KB
-
Filesize
80KB
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Filesize
6.2MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
32KB
-
Filesize
64KB
-
Filesize
304KB
-
Filesize
136KB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
7.7MB
-
Filesize
408KB
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Filesize
3.3MB
-
Filesize
408KB
-
Filesize
320KB
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Filesize
64KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
264KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
528KB
-
Filesize
72KB
-
Filesize
48KB
-
Filesize
112KB
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Filesize
40KB
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Filesize
624KB
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Filesize
3.3MB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
824KB