agenttesla | d29937e303f96d0556f01861f4004aab8c953e2a6953d56cfbb1a9792f005e61

Virtualization/Sandbox Evasion

T1497

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools 02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process	target process
PID 4176 set thread context of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

3512 schtasks.exe

pid	process
3512	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

pid	process
3112	powershell.exe
3112	powershell.exe
4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
3792	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
3792	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	3112	powershell.exe
Token: SeDebugPrivilege	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
Token: SeDebugPrivilege	3792	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

description	pid	process	target process
PID 4176 wrote to memory of 3112	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 4176 wrote to memory of 3112	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 4176 wrote to memory of 3112	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	powershell.exe
PID 4176 wrote to memory of 3512	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 4176 wrote to memory of 3512	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 4176 wrote to memory of 3512	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	schtasks.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
PID 4176 wrote to memory of 3792	4176	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe	02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Windows security modification
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4176

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3112

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BUZvxDO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59BF.tmp"
2⤵
- Creates scheduled task(s)
PID:3512

C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02624ca6e02b3b987cf4c61f0af4bd94_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3792

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:640

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

Scheduled Task/Job

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

5

Virtualization/Sandbox Evasion

T1497

System Information Discovery

4

Peripheral Device Discovery