b00c6e64af8c667452a11c65123c37fdd9efec0eec3e05e1f03bd552edf0d8ea

General

Target

REVISE INVOICEPDF.exe
Size

578KB
MD5

e5af04f898b394a134c91d809811aed6
SHA1

797dadafd9fde7db95ae65e63531333ad8e128b2
SHA256

b00c6e64af8c667452a11c65123c37fdd9efec0eec3e05e1f03bd552edf0d8ea
SHA512

4524016d55d99e296249caec2514bc83a125bf0505e11892bdcfb932f345a529a71ff583b8a21f7a5601b231c922abc7959b13135bfb3d68fc12a8a5f90c1604

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:

REVISE INVOICEPDF.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	REVISE INVOICEPDF.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	REVISE INVOICEPDF.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:

REVISE INVOICEPDF.exe

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

888 1712 WerFault.exe REVISE INVOICEPDF.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

WerFault.exepowershell.exe

pid process

888 WerFault.exe
888 WerFault.exe
888 WerFault.exe
888 WerFault.exe
888 WerFault.exe
1464 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WerFault.exepowershell.exe

description pid process

Token: SeDebugPrivilege 888 WerFault.exe
Token: SeDebugPrivilege 1464 powershell.exe

pid	pid_target	process	target process
888	1712	WerFault.exe	REVISE INVOICEPDF.exe

pid	process
888	WerFault.exe
888	WerFault.exe
888	WerFault.exe
888	WerFault.exe
888	WerFault.exe
1464	powershell.exe

description	pid	process
Token: SeDebugPrivilege	888	WerFault.exe
Token: SeDebugPrivilege	1464	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

REVISE INVOICEPDF.exe

description	pid	process	target process
PID 1712 wrote to memory of 1464	1712	REVISE INVOICEPDF.exe	powershell.exe
PID 1712 wrote to memory of 1464	1712	REVISE INVOICEPDF.exe	powershell.exe
PID 1712 wrote to memory of 1464	1712	REVISE INVOICEPDF.exe	powershell.exe
PID 1712 wrote to memory of 1464	1712	REVISE INVOICEPDF.exe	powershell.exe
PID 1712 wrote to memory of 888	1712	REVISE INVOICEPDF.exe	WerFault.exe
PID 1712 wrote to memory of 888	1712	REVISE INVOICEPDF.exe	WerFault.exe
PID 1712 wrote to memory of 888	1712	REVISE INVOICEPDF.exe	WerFault.exe
PID 1712 wrote to memory of 888	1712	REVISE INVOICEPDF.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\REVISE INVOICEPDF.exe
"C:\Users\Admin\AppData\Local\Temp\REVISE INVOICEPDF.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:1712

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\REVISE INVOICEPDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 1072
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:888

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

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Downloads

memory/888-63-0x0000000000000000-mapping.dmp

Download
memory/888-67-0x0000000000210000-0x0000000000211000-memory.dmp

Filesize
4KB

Download
memory/1464-61-0x0000000000000000-mapping.dmp

Download
memory/1464-64-0x0000000002310000-0x0000000002F5A000-memory.dmp

Filesize
12.3MB

Download
memory/1464-65-0x0000000002310000-0x0000000002F5A000-memory.dmp

Filesize
12.3MB

Download
memory/1464-66-0x0000000002310000-0x0000000002F5A000-memory.dmp

Filesize
12.3MB

Download
memory/1712-55-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

Filesize
4KB

Download
memory/1712-57-0x00000000758C1000-0x00000000758C3000-memory.dmp

Filesize
8KB

Download
memory/1712-58-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/1712-59-0x00000000004F0000-0x00000000004F8000-memory.dmp

Filesize
32KB

Download
memory/1712-60-0x0000000004ED0000-0x0000000004F4B000-memory.dmp

Filesize
492KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads