1198a451bd5c647dc451f747b3fe9013f178c393822007ebffb836cdf8431b6a

General

Target

Payment Advice_PDF.exe
Size

720KB
MD5

f1f5f082c707be1fc50b7ce02be2f737
SHA1

0dca633e019efe208610c865c803d977700ff6c3
SHA256

1198a451bd5c647dc451f747b3fe9013f178c393822007ebffb836cdf8431b6a
SHA512

ade7b8dd5c4c7405888aba0ef15f851d4be83aad13fc56efbf18814efa7637de0667dc953a4325d46fdaf843064f9a8d2024c199dba7a2d5e550e25b4ef15fb7

Score

9^/10

evasion

Malware Config

Signatures

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

Payment Advice_PDF.exe

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

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Payment Advice_PDF.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Payment Advice_PDF.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Payment Advice_PDF.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1208 1424 WerFault.exe Payment Advice_PDF.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exeWerFault.exe

pid process

848 powershell.exe
1208 WerFault.exe
1208 WerFault.exe
1208 WerFault.exe
1208 WerFault.exe
1208 WerFault.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeWerFault.exe

description pid process

Token: SeDebugPrivilege 848 powershell.exe
Token: SeDebugPrivilege 1208 WerFault.exe

pid	pid_target	process	target process
1208	1424	WerFault.exe	Payment Advice_PDF.exe

pid	process
848	powershell.exe
1208	WerFault.exe
1208	WerFault.exe
1208	WerFault.exe
1208	WerFault.exe
1208	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	848	powershell.exe
Token: SeDebugPrivilege	1208	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Payment Advice_PDF.exe

description	pid	process	target process
PID 1424 wrote to memory of 848	1424	Payment Advice_PDF.exe	powershell.exe
PID 1424 wrote to memory of 848	1424	Payment Advice_PDF.exe	powershell.exe
PID 1424 wrote to memory of 848	1424	Payment Advice_PDF.exe	powershell.exe
PID 1424 wrote to memory of 848	1424	Payment Advice_PDF.exe	powershell.exe
PID 1424 wrote to memory of 1208	1424	Payment Advice_PDF.exe	WerFault.exe
PID 1424 wrote to memory of 1208	1424	Payment Advice_PDF.exe	WerFault.exe
PID 1424 wrote to memory of 1208	1424	Payment Advice_PDF.exe	WerFault.exe
PID 1424 wrote to memory of 1208	1424	Payment Advice_PDF.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Payment Advice_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Advice_PDF.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:1424

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 Advice_PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1424 -s 1080
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1208

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/848-61-0x0000000000000000-mapping.dmp

Download
memory/848-64-0x00000000024C0000-0x00000000024C1000-memory.dmp

Filesize
4KB

Download
memory/848-65-0x00000000024C1000-0x00000000024C2000-memory.dmp

Filesize
4KB

Download
memory/848-66-0x00000000024C2000-0x00000000024C4000-memory.dmp

Filesize
8KB

Download
memory/1208-63-0x0000000000000000-mapping.dmp

Download
memory/1208-67-0x0000000000910000-0x0000000000911000-memory.dmp

Filesize
4KB

Download
memory/1424-55-0x0000000000F30000-0x0000000000F31000-memory.dmp

Filesize
4KB

Download
memory/1424-57-0x0000000075D31000-0x0000000075D33000-memory.dmp

Filesize
8KB

Download
memory/1424-58-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/1424-59-0x0000000000460000-0x0000000000468000-memory.dmp

Filesize
32KB

Download
memory/1424-60-0x0000000005040000-0x00000000050E0000-memory.dmp

Filesize
640KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads