Analysis
-
max time kernel
67s -
max time network
51s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2023 09:41
Static task
static1
Behavioral task
behavioral1
Sample
payment overdue (2).exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
payment overdue (2).exe
Resource
win10v2004-20231130-en
General
-
Target
payment overdue (2).exe
-
Size
837KB
-
MD5
13e7ae190b0ab1250c199ac339217231
-
SHA1
625b25670a86a8b9a7808d226919dec2a224339f
-
SHA256
951f66b51f796de5f9298aa1f97c49e392083f6b570fb31df72610999fb50769
-
SHA512
4eda095b17e782f4cc8ed58379d1787928e4fb32899069c48fbddc972e203c61cb93d9ffd1d7fb5220c7da3614814a75f7f42068480d707f60f1a8f11a2e438e
-
SSDEEP
12288:yvmSJD+IFgicSDKNfGAIko3cajHh84/dUNMgBe9+hXpKm0qE+Fq:YmSJD1ZctNbIko3c684KiKhXQ2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.bezzleauto.com - Port:
587 - Username:
[email protected] - Password:
kex#-rHjHM4qKk52 - Email To:
[email protected]
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:
payment overdue (2).exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\Control Panel\International\Geo\Nation payment overdue (2).exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
payment overdue (2).exedescription pid process target process PID 3840 set thread context of 4284 3840 payment overdue (2).exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1116 4284 WerFault.exe RegSvcs.exe -
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 6 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exepid process 60 powershell.exe 3068 powershell.exe 4284 RegSvcs.exe 4284 RegSvcs.exe 60 powershell.exe 3068 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 60 powershell.exe Token: SeDebugPrivilege 3068 powershell.exe Token: SeDebugPrivilege 4284 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
payment overdue (2).exedescription pid process target process PID 3840 wrote to memory of 60 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 60 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 60 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 3068 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 3068 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 3068 3840 payment overdue (2).exe powershell.exe PID 3840 wrote to memory of 1744 3840 payment overdue (2).exe schtasks.exe PID 3840 wrote to memory of 1744 3840 payment overdue (2).exe schtasks.exe PID 3840 wrote to memory of 1744 3840 payment overdue (2).exe schtasks.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe PID 3840 wrote to memory of 4284 3840 payment overdue (2).exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\payment overdue (2).exe"C:\Users\Admin\AppData\Local\Temp\payment overdue (2).exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3840 -
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\payment overdue (2).exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:60 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fiozYLdPAfrHi.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3068 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fiozYLdPAfrHi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88D7.tmp"2⤵
- Creates scheduled task(s)
PID:1744 -
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
PID:4284 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4284 -s 14243⤵
- Program crash
PID:1116
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4284 -ip 42841⤵PID:4120
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
Filesize
18KB
MD517f282aa379f6a22f2e982d19e216a0f
SHA1aeb0648455e46a155c53b7d239f7fb03644c520d
SHA256e6a779a88e62bfbdde9ab05c100e229f4becca29228725eda2ad5746836af5cc
SHA512c6016c9bde7a8358cd7fb1734e904b2b777965a35a1a6cb8ed97a7645f2490baa2c39719fa4b8bef7efe9f75d26ec3012f36c3149d64fb6e4d9418e88874e59f
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5d25f8854ee030472a6220361cc8d2680
SHA14e28c67d6cef780cb67e15b11bef26201f9c3e47
SHA25638b0cc39eeed9dab9e59795ba4db4fe2e3fd377d3f8fa6d5efc890f9c05eacdc
SHA512c16415d0cbb01db124ec10f5e2c1acf3d5837bcb9979900140c90574b2515c9219d32baef8d22265dbb93acf362deb3dd96d8d71540536c758587353cf7b9c41