xpertrat | 31ec85607b59877f42e791a2ac23d8c8c95edc8bad7fc0939a90a3807f445c6d

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8 = "C:\\Users\\Admin\\AppData\\Roaming\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3648-26-0x0000000000400000-0x0000000000426000-memory.dmp	upx
behavioral2/memory/1040-36-0x0000000000400000-0x0000000000416000-memory.dmp	upx

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	iexplore.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8 = "C:\\Users\\Admin\\AppData\\Roaming\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8.exe"	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8 = "C:\\Users\\Admin\\AppData\\Roaming\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8.exe"	iexplore.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3040 4448 WerFault.exe iexplore.exe

pid	pid_target	process	target process
3040	4448	WerFault.exe	iexplore.exe

Suspicious use of SetThreadContext 8 IoCs

Processes:

Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.execalc.exeiexplore.exe

description	pid	process	target process
PID 3676 set thread context of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 2640 set thread context of 2244	2640	calc.exe	iexplore.exe
PID 2244 set thread context of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 set thread context of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 set thread context of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 set thread context of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 set thread context of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 set thread context of 2208	2244	iexplore.exe	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

calc.exeiexplore.exeiexplore.exe

pid process

2640 calc.exe
2640 calc.exe
3648 iexplore.exe
3648 iexplore.exe
4364 iexplore.exe
4364 iexplore.exe
2640 calc.exe
2640 calc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

iexplore.exeiexplore.exe

description pid process

Token: SeDebugPrivilege 2244 iexplore.exe
Token: SeDebugPrivilege 3648 iexplore.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

calc.exeiexplore.exe

pid process

2640 calc.exe
2244 iexplore.exe

pid	process
2640	calc.exe
2640	calc.exe
3648	iexplore.exe
3648	iexplore.exe
4364	iexplore.exe
4364	iexplore.exe
2640	calc.exe
2640	calc.exe

description	pid	process
Token: SeDebugPrivilege	2244	iexplore.exe
Token: SeDebugPrivilege	3648	iexplore.exe

pid	process
2640	calc.exe
2244	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.execalc.exeiexplore.exe

description	pid	process	target process
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 3676 wrote to memory of 2640	3676	Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe	calc.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2640 wrote to memory of 2244	2640	calc.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 3648	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4180	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4364	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 4448	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 1040	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe
PID 2244 wrote to memory of 2208	2244	iexplore.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe
"C:\Users\Admin\AppData\Local\Temp\Új megrendelés - 00905173088 CPTL árajánlat - egyenként 100.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3676

C:\Windows\SysWOW64\calc.exe
"C:\Windows\SYSWOW64\calc.exe"
2⤵
- UAC bypass
- Windows security bypass
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2640

C:\Program Files (x86)\Internet Explorer\iexplore.exe
C:\Windows\SysWOW64\calc.exe
3⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2244

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau0.txt"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3648

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau1.txt"
4⤵
- Accesses Microsoft Outlook accounts
PID:4180

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau2.txt"
4⤵
- Suspicious behavior: EnumeratesProcesses
PID:4364

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau3.txt"
4⤵
PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 84
5⤵
- Program crash
PID:3040

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau3.txt"
4⤵
PID:1040

C:\Program Files (x86)\Internet Explorer\iexplore.exe
/stext "C:\Users\Admin\AppData\Roaming\A6G228Q5-H8G1-F1T6-U4K6-C1J007E2X0Y8\jgdjucvau4.txt"
4⤵
PID:2208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4448 -ip 4448
1⤵
PID:3336

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Email Collection