edca5671042af86bafb53a556aace35639b5ccabd30efe4d7e4a5baa61040a3d

General

Target

Attached Details.exe
Size

537KB
MD5

be45f415c556a8772077f9c60ea9cbf8
SHA1

9bc8f15e06e5d5cb7baa875d7b30685e049cc683
SHA256

edca5671042af86bafb53a556aace35639b5ccabd30efe4d7e4a5baa61040a3d
SHA512

2e04d7a57fa1d5ce4612cd21fd265aebe70a260b2ec81400ec78bbd86b8b443a9de6f647100c5dfa49279e3d2d42c5c4c2954269a86b6ba7081de3dffaef8925

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:

Attached Details.exe

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

Attached Details.exe

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

856 976 WerFault.exe Attached Details.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

WerFault.exepowershell.exe

pid process

856 WerFault.exe
856 WerFault.exe
856 WerFault.exe
856 WerFault.exe
856 WerFault.exe
868 powershell.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

856 WerFault.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WerFault.exepowershell.exe

description pid process

Token: SeDebugPrivilege 856 WerFault.exe
Token: SeDebugPrivilege 868 powershell.exe

pid	pid_target	process	target process
856	976	WerFault.exe	Attached Details.exe

pid	process
856	WerFault.exe
856	WerFault.exe
856	WerFault.exe
856	WerFault.exe
856	WerFault.exe
868	powershell.exe

pid	process
856	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	856	WerFault.exe
Token: SeDebugPrivilege	868	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Attached Details.exe

description	pid	process	target process
PID 976 wrote to memory of 868	976	Attached Details.exe	powershell.exe
PID 976 wrote to memory of 868	976	Attached Details.exe	powershell.exe
PID 976 wrote to memory of 868	976	Attached Details.exe	powershell.exe
PID 976 wrote to memory of 868	976	Attached Details.exe	powershell.exe
PID 976 wrote to memory of 856	976	Attached Details.exe	WerFault.exe
PID 976 wrote to memory of 856	976	Attached Details.exe	WerFault.exe
PID 976 wrote to memory of 856	976	Attached Details.exe	WerFault.exe
PID 976 wrote to memory of 856	976	Attached Details.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Attached Details.exe
"C:\Users\Admin\AppData\Local\Temp\Attached Details.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:976

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\Attached Details.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 1088
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:856

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/856-62-0x0000000000000000-mapping.dmp

Download
memory/856-66-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/868-60-0x0000000000000000-mapping.dmp

Download
memory/868-61-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/868-63-0x00000000022F0000-0x00000000022F1000-memory.dmp

Filesize
4KB

Download
memory/868-64-0x00000000022F1000-0x00000000022F2000-memory.dmp

Filesize
4KB

Download
memory/868-65-0x00000000022F2000-0x00000000022F4000-memory.dmp

Filesize
8KB

Download
memory/976-55-0x0000000000E90000-0x0000000000E91000-memory.dmp

Filesize
4KB

Download
memory/976-57-0x0000000004CD0000-0x0000000004CD1000-memory.dmp

Filesize
4KB

Download
memory/976-58-0x00000000003E0000-0x00000000003E8000-memory.dmp

Filesize
32KB

Download
memory/976-59-0x0000000005160000-0x00000000051D2000-memory.dmp

Filesize
456KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads