Analysis
-
max time kernel
135s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2022 07:16
Static task
static1
Behavioral task
behavioral1
Sample
PO_4500003061 signed copy.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
PO_4500003061 signed copy.exe
Resource
win10v2004-20220901-en
General
-
Target
PO_4500003061 signed copy.exe
-
Size
880KB
-
MD5
9bd1c9256c64814f6c83e3a76f60c42c
-
SHA1
b7867985ca8a61d942e82a021e27b9dbea5c0b42
-
SHA256
59e009667dbb1344d0639b171763fe0d79b27e4419df4ee9829b7789197cc6e4
-
SHA512
ec602de86a0eaf3472a2bade71d66b05e3fb833a14392baae9bf699a46aebbd8c2892cea2ecca9ec8b79d3a68a6f86c43bf267888bc83607fecd40bbf24fa102
-
SSDEEP
24576:mvH2Mj6pEyFxCUVZHp24gBxIKH9zPlESv:mvWMu6yFVVxp24gBzRP+Sv
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.saudlunion.com - Port:
587 - Username:
[email protected] - Password:
QkOo#D#4
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PO_4500003061 signed copy.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation PO_4500003061 signed copy.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
PO_4500003061 signed copy.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_4500003061 signed copy.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_4500003061 signed copy.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_4500003061 signed copy.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO_4500003061 signed copy.exedescription pid process target process PID 2128 set thread context of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
PO_4500003061 signed copy.exepowershell.exePO_4500003061 signed copy.exepid process 2128 PO_4500003061 signed copy.exe 2128 PO_4500003061 signed copy.exe 2404 powershell.exe 396 PO_4500003061 signed copy.exe 396 PO_4500003061 signed copy.exe 2404 powershell.exe 396 PO_4500003061 signed copy.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
PO_4500003061 signed copy.exepowershell.exePO_4500003061 signed copy.exedescription pid process Token: SeDebugPrivilege 2128 PO_4500003061 signed copy.exe Token: SeDebugPrivilege 2404 powershell.exe Token: SeDebugPrivilege 396 PO_4500003061 signed copy.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
PO_4500003061 signed copy.exedescription pid process target process PID 2128 wrote to memory of 2404 2128 PO_4500003061 signed copy.exe powershell.exe PID 2128 wrote to memory of 2404 2128 PO_4500003061 signed copy.exe powershell.exe PID 2128 wrote to memory of 2404 2128 PO_4500003061 signed copy.exe powershell.exe PID 2128 wrote to memory of 4868 2128 PO_4500003061 signed copy.exe schtasks.exe PID 2128 wrote to memory of 4868 2128 PO_4500003061 signed copy.exe schtasks.exe PID 2128 wrote to memory of 4868 2128 PO_4500003061 signed copy.exe schtasks.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe PID 2128 wrote to memory of 396 2128 PO_4500003061 signed copy.exe PO_4500003061 signed copy.exe -
outlook_office_path 1 IoCs
Processes:
PO_4500003061 signed copy.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_4500003061 signed copy.exe -
outlook_win_path 1 IoCs
Processes:
PO_4500003061 signed copy.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_4500003061 signed copy.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO_4500003061 signed copy.exe"C:\Users\Admin\AppData\Local\Temp\PO_4500003061 signed copy.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hCAyCw.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hCAyCw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5515.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\PO_4500003061 signed copy.exe"C:\Users\Admin\AppData\Local\Temp\PO_4500003061 signed copy.exe"2⤵
- 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
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_4500003061 signed copy.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
-
C:\Users\Admin\AppData\Local\Temp\tmp5515.tmpFilesize
1KB
MD5fe822b5fad0e91a7353c035172bf7560
SHA1a63257ecceef4c059a6794f40b783de567f6d278
SHA2560c10d7eb1b4f19b1e4c005906e20641db27ff5a7fc97b728d85b51b7bbf1f65a
SHA5125bc5556d1d50f390d9f8f2f0e3347217c054804afce88a764470e4e1f94c1fcd01dfc4b30d6bd09e69da7aad21cbe214a9e3d760d72676d99c780e1158420769
-
memory/396-142-0x0000000000000000-mapping.dmp
-
memory/396-154-0x00000000066B0000-0x0000000006700000-memory.dmpFilesize
320KB
-
memory/396-143-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2128-133-0x0000000005550000-0x0000000005AF4000-memory.dmpFilesize
5.6MB
-
memory/2128-134-0x0000000005040000-0x00000000050D2000-memory.dmpFilesize
584KB
-
memory/2128-135-0x0000000004FC0000-0x0000000004FCA000-memory.dmpFilesize
40KB
-
memory/2128-136-0x0000000005300000-0x000000000539C000-memory.dmpFilesize
624KB
-
memory/2128-132-0x0000000000670000-0x0000000000752000-memory.dmpFilesize
904KB
-
memory/2404-146-0x0000000005610000-0x0000000005676000-memory.dmpFilesize
408KB
-
memory/2404-151-0x0000000006B70000-0x0000000006B8E000-memory.dmpFilesize
120KB
-
memory/2404-139-0x0000000004FC0000-0x0000000004FF6000-memory.dmpFilesize
216KB
-
memory/2404-145-0x0000000005470000-0x0000000005492000-memory.dmpFilesize
136KB
-
memory/2404-159-0x0000000007BF0000-0x0000000007BF8000-memory.dmpFilesize
32KB
-
memory/2404-147-0x0000000005F10000-0x0000000005F76000-memory.dmpFilesize
408KB
-
memory/2404-148-0x00000000065C0000-0x00000000065DE000-memory.dmpFilesize
120KB
-
memory/2404-149-0x0000000007590000-0x00000000075C2000-memory.dmpFilesize
200KB
-
memory/2404-150-0x00000000704F0000-0x000000007053C000-memory.dmpFilesize
304KB
-
memory/2404-141-0x0000000005730000-0x0000000005D58000-memory.dmpFilesize
6.2MB
-
memory/2404-152-0x0000000007F00000-0x000000000857A000-memory.dmpFilesize
6.5MB
-
memory/2404-153-0x00000000078C0000-0x00000000078DA000-memory.dmpFilesize
104KB
-
memory/2404-137-0x0000000000000000-mapping.dmp
-
memory/2404-155-0x0000000007930000-0x000000000793A000-memory.dmpFilesize
40KB
-
memory/2404-156-0x0000000007B50000-0x0000000007BE6000-memory.dmpFilesize
600KB
-
memory/2404-157-0x0000000007B00000-0x0000000007B0E000-memory.dmpFilesize
56KB
-
memory/2404-158-0x0000000007C10000-0x0000000007C2A000-memory.dmpFilesize
104KB
-
memory/4868-138-0x0000000000000000-mapping.dmp