12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a

Analysis

max time kernel
184s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 20:55

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General

Target

12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
Size

514KB
MD5

909c4b8eb249747c95ea590c3cd30f4f
SHA1

170cce9a237d9f01fb37c2c85f662df2ce58b021
SHA256

12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a
SHA512

4230da158bed282cb08fc89e011a2545fbab73fd105f5b124378b3d028fedfed0ef7318a8f204ff35e6df6a2c2cd40f143bf80f2e7ffa722019bed68ecb556d1
SSDEEP

12288:ffv/cSGxdtQnvIIR40X7+u0Zpk2JjAUd19nVRk5:fn/cSa3QAIRRL30x0Ur9no5

Score

9^/10

evasion

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__	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe

Executes dropped EXE 1 IoCs

pid	Process
1656	s5695.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	s5695.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s5695.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	s5695.exe
File opened for modification	C:\Windows\assembly	s5695.exe
File created	C:\Windows\assembly\Desktop.ini	s5695.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2360	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
2360	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
1656	s5695.exe
1656	s5695.exe
1656	s5695.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1656	s5695.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1656	s5695.exe
1656	s5695.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 1656	2360	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe	82
PID 2360 wrote to memory of 1656	2360	12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe	82

C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe
"C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe
  "C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe" 4eb521aace356c64ac62b600kaRod/R3YpPuEhHFUtVTsvVpSY58TEtcU+SjkUfoVYCV6OBUqQZEVb9gmBhNC08tBh//KiXKZ37YraYjiisnFEn0ausJ9Pu7fGivE8m6P1X0AXaSE9KFXYCZ6T+Ja9s4MSJypxzIA4hioZK8ZNxDWbXf /v "C:\Users\Admin\AppData\Local\Temp\12e15b513b3b6d0f73a209aacf43d241bc66df2d5dd9f146b5d96393b615852a.exe"
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1656

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe

Filesize
231KB

MD5
b66df6b28fd3bfb63beea9dbb5382f1b

SHA1
c4fe023f020e73574421e684181f998a0645ce5e

SHA256
0db644f7311d596a0cabe95985b716f63edde6b296e9ff8fd30633497c1b9a53

SHA512
ab4dbe774d9c7e396504584988bcff858779e29b1fc5b717cb7c98633b78dcc104d1853462f846e1a0aa535ce545acaff946ebcad6f82fed8bbd49944ff7c791

Download Submit
C:\Users\Admin\AppData\Local\Temp\n5695\s5695.exe

Filesize
231KB

MD5
b66df6b28fd3bfb63beea9dbb5382f1b

SHA1
c4fe023f020e73574421e684181f998a0645ce5e

SHA256
0db644f7311d596a0cabe95985b716f63edde6b296e9ff8fd30633497c1b9a53

SHA512
ab4dbe774d9c7e396504584988bcff858779e29b1fc5b717cb7c98633b78dcc104d1853462f846e1a0aa535ce545acaff946ebcad6f82fed8bbd49944ff7c791

Download Submit
memory/1656-135-0x00007FFE98280000-0x00007FFE98CB6000-memory.dmp

Filesize
10.2MB

Download
memory/1656-136-0x00000000012BA000-0x00000000012BF000-memory.dmp

Filesize
20KB

Download
memory/1656-137-0x00000000012BA000-0x00000000012BF000-memory.dmp

Filesize
20KB

Download
memory/1656-138-0x00000000012BA000-0x00000000012BF000-memory.dmp

Filesize
20KB

Download