7532b02e6159a99599dafed8f44f51f9a4e4a10ce4784311ffdd682053e29c12

Analysis

max time kernel
43s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
04-04-2023 15:30

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General

Target

Setup.exe
Size

11.0MB
MD5

c0c44044d48102ffe57e0adc86b68a7e
SHA1

8d423d0ba235843be9671f08bfc6df032607f6c4
SHA256

7532b02e6159a99599dafed8f44f51f9a4e4a10ce4784311ffdd682053e29c12
SHA512

977a342eb1b5bc8a6d6f65e54bdf42f666cccc3467d04374e7493202c6160cb82df815c68642c0166ae82b69aac46cb94d75efa1e337e9ada727584c3ae9837e
SSDEEP

196608:4+hMmu0Vro/dFqg4cF3VjgY7lEGpDltGgC891SWAo0Gm:41m3OMEljl7lPftGgPuDrt

Score

9^/10

bootkit evasion persistence trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Setup.exe

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Setup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Setup.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Setup.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	Setup.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1704	Setup.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1704	Setup.exe
992	powershell.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe
1704	Setup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	992	powershell.exe
Token: SeDebugPrivilege	1704	Setup.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 992	1704	Setup.exe	26
PID 1704 wrote to memory of 992	1704	Setup.exe	26
PID 1704 wrote to memory of 992	1704	Setup.exe	26
PID 1704 wrote to memory of 992	1704	Setup.exe	26
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 1944	1704	Setup.exe	28
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 672	1704	Setup.exe	29
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 324	1704	Setup.exe	30
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 340	1704	Setup.exe	31
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1868	1704	Setup.exe	32
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1092	1704	Setup.exe	33
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 1624	1704	Setup.exe	34
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 888	1704	Setup.exe	36
PID 1704 wrote to memory of 1524	1704	Setup.exe	35
PID 1704 wrote to memory of 1524	1704	Setup.exe	35
PID 1704 wrote to memory of 1524	1704	Setup.exe	35
PID 1704 wrote to memory of 1524	1704	Setup.exe	35

C:\Users\Admin\AppData\Local\Temp\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Setup.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMQA1AA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:992
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1944
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:672
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:324
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:340
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1868
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1092
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1624
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1524
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:888
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  C:\Users\Admin\AppData\Local\Temp\Setup.exe
  2⤵
  PID:1628

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/992-64-0x0000000002690000-0x00000000026D0000-memory.dmp

Filesize
256KB

Download
memory/992-70-0x0000000002690000-0x00000000026D0000-memory.dmp

Filesize
256KB

Download
memory/992-65-0x0000000002690000-0x00000000026D0000-memory.dmp

Filesize
256KB

Download
memory/1704-59-0x0000000000EA0000-0x0000000000EDA000-memory.dmp

Filesize
232KB

Download
memory/1704-54-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download
memory/1704-60-0x0000000001240000-0x00000000012D2000-memory.dmp

Filesize
584KB

Download
memory/1704-61-0x00000000031C0000-0x0000000003200000-memory.dmp

Filesize
256KB

Download
memory/1704-58-0x0000000005760000-0x0000000005898000-memory.dmp

Filesize
1.2MB

Download
memory/1704-57-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download
memory/1704-67-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download
memory/1704-69-0x00000000031C0000-0x0000000003200000-memory.dmp

Filesize
256KB

Download
memory/1704-56-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download
memory/1704-74-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download
memory/1704-73-0x00000000067A0000-0x00000000072A8000-memory.dmp

Filesize
11.0MB

Download
memory/1704-75-0x00000000067A0000-0x00000000072A8000-memory.dmp

Filesize
11.0MB

Download
memory/1944-71-0x0000000000140000-0x0000000000C48000-memory.dmp

Filesize
11.0MB

Download