Analysis
-
max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 13:25
Static task
static1
Behavioral task
behavioral1
Sample
30% Down Payment Slip.pdf_______________________________________________________.exe
Resource
win7-20240221-en
General
-
Target
30% Down Payment Slip.pdf_______________________________________________________.exe
-
Size
672KB
-
MD5
b61f68ef968ddae3a9743437fdd26f88
-
SHA1
3af6f1f6047cbe9319239875f7cc601185d32c94
-
SHA256
7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32
-
SHA512
1d86da57cfaf9697cda684c294da9cc71525e4cc51d9eb8c73eff182ddac5644c2a28887328d408c0e3d12583eba57ce525d08069a28da438475cb9817b33778
-
SSDEEP
12288:JzDi8LkpEaNB+shFpO31Yw3v2KL9sfHdYrtnoWTKx7FO/fv0Qsb/LkR:JzmjEcB+sbpoSw3JCdY19mQ/fv0QW/O
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mayedasselectromech.com - Port:
587 - Username:
[email protected] - Password:
India@2014 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2556 powershell.exe 2756 powershell.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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
30% Down Payment Slip.pdf_______________________________________________________.exedescription pid process target process PID 2924 set thread context of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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:
30% Down Payment Slip.pdf_______________________________________________________.exeRegSvcs.exepowershell.exepowershell.exepid process 2924 30% Down Payment Slip.pdf_______________________________________________________.exe 2924 30% Down Payment Slip.pdf_______________________________________________________.exe 2924 30% Down Payment Slip.pdf_______________________________________________________.exe 2456 RegSvcs.exe 2456 RegSvcs.exe 2556 powershell.exe 2756 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
30% Down Payment Slip.pdf_______________________________________________________.exeRegSvcs.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2924 30% Down Payment Slip.pdf_______________________________________________________.exe Token: SeDebugPrivilege 2456 RegSvcs.exe Token: SeDebugPrivilege 2556 powershell.exe Token: SeDebugPrivilege 2756 powershell.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
30% Down Payment Slip.pdf_______________________________________________________.exedescription pid process target process PID 2924 wrote to memory of 2756 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2756 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2756 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2756 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2556 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2556 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2556 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2556 2924 30% Down Payment Slip.pdf_______________________________________________________.exe powershell.exe PID 2924 wrote to memory of 2892 2924 30% Down Payment Slip.pdf_______________________________________________________.exe schtasks.exe PID 2924 wrote to memory of 2892 2924 30% Down Payment Slip.pdf_______________________________________________________.exe schtasks.exe PID 2924 wrote to memory of 2892 2924 30% Down Payment Slip.pdf_______________________________________________________.exe schtasks.exe PID 2924 wrote to memory of 2892 2924 30% Down Payment Slip.pdf_______________________________________________________.exe schtasks.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe PID 2924 wrote to memory of 2456 2924 30% Down Payment Slip.pdf_______________________________________________________.exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\30% Down Payment Slip.pdf_______________________________________________________.exe"C:\Users\Admin\AppData\Local\Temp\30% Down Payment Slip.pdf_______________________________________________________.exe"1⤵
- 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\Local\Temp\30% Down Payment Slip.pdf_______________________________________________________.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Jdysdl.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Jdysdl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4460.tmp"2⤵
- Creates scheduled task(s)
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\tmp4460.tmpFilesize
1KB
MD5b0a4e2a60e9047f3859c77e75f04c27d
SHA16dc5a3c2e46671055638f0872ca2e6b55c3ab061
SHA256b7d3e1d2caca41b3af873b879898eb24c98bd1799d82ded7c22e8be442676dde
SHA512da49a0523a095dc97636b3ad30550d9eccaecb2ed0969fcf4fc57e7f708f92a0d0b2d8104d005da7e096d217312552f2849c1751ac62afdb763370f7b099a819
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0QR05LZJZ1QPP5KOGBI3.tempFilesize
7KB
MD542f083949b60a5dd748e004409680ed4
SHA111c6e6db976802037cc99cd096b8f27d894d4767
SHA256332ee686b45cb9f46edbb03d924c5e6d73442f2ea0f898a887c3627f37aab22b
SHA51238a80bfac906eb325ba1353fec3d96f2ab41dd7a9a8f19db641b7a76f77e22c4e2bf41af4ef72358044a163441005b918800739dd00639b1a02f61421ba6ba9d
-
memory/2456-27-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-18-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-20-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-23-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-28-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-24-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2456-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2456-29-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/2924-4-0x0000000000530000-0x0000000000540000-memory.dmpFilesize
64KB
-
memory/2924-30-0x0000000074470000-0x0000000074B5E000-memory.dmpFilesize
6.9MB
-
memory/2924-5-0x0000000005270000-0x00000000052F2000-memory.dmpFilesize
520KB
-
memory/2924-0-0x000000007447E000-0x000000007447F000-memory.dmpFilesize
4KB
-
memory/2924-3-0x0000000000970000-0x000000000098A000-memory.dmpFilesize
104KB
-
memory/2924-2-0x0000000074470000-0x0000000074B5E000-memory.dmpFilesize
6.9MB
-
memory/2924-1-0x00000000009C0000-0x0000000000A6A000-memory.dmpFilesize
680KB