3236c8f5d603fbfb3c6e448dd966dca641fb60ef68ae128f6b3640f04b67aea4

General

Target

ab907c7f461d850c3e174a47acbde9e0N.exe
Size

490KB
MD5

ab907c7f461d850c3e174a47acbde9e0
SHA1

2eb799041805ec7e8de0d2347cbd95527ff55530
SHA256

3236c8f5d603fbfb3c6e448dd966dca641fb60ef68ae128f6b3640f04b67aea4
SHA512

7a5cd7f4d644b3962cf53d32670e145c69322c6e4fd3a48b7150cf26253dfbcabc0a4ab9b9ea7fec94141a4f8c9f8dab0303886164abdc2182136e35b7884e10
SSDEEP

6144:LxCL8ow3omoizDbeRIDVp0zm2kdtA5KMco7PoFjdz53WbX7A/mXuH20uPr/MHPEN:LxczaFz3bewMRT56KDsY1uJCyxG

Score

9^/10

discovery 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__	ab907c7f461d850c3e174a47acbde9e0N.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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	ab907c7f461d850c3e174a47acbde9e0N.exe

Executes dropped EXE 1 IoCs

pid	Process
212	s3057.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	s3057.exe
File created	C:\Windows\assembly\Desktop.ini	s3057.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	s3057.exe
File created	C:\Windows\assembly\Desktop.ini	s3057.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s3057.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
636	1804	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab907c7f461d850c3e174a47acbde9e0N.exe

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	ab907c7f461d850c3e174a47acbde9e0N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	ab907c7f461d850c3e174a47acbde9e0N.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1804	ab907c7f461d850c3e174a47acbde9e0N.exe
1804	ab907c7f461d850c3e174a47acbde9e0N.exe
212	s3057.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	212	s3057.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
212	s3057.exe
212	s3057.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 212	1804	ab907c7f461d850c3e174a47acbde9e0N.exe	86
PID 1804 wrote to memory of 212	1804	ab907c7f461d850c3e174a47acbde9e0N.exe	86

C:\Users\Admin\AppData\Local\Temp\ab907c7f461d850c3e174a47acbde9e0N.exe
"C:\Users\Admin\AppData\Local\Temp\ab907c7f461d850c3e174a47acbde9e0N.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Users\Admin\AppData\Local\Temp\n3057\s3057.exe
  "C:\Users\Admin\AppData\Local\Temp\n3057\s3057.exe" ins.exe /e 12740290 /u 5280fe20-efa8-4c56-acec-17bc0a000013 /v "C:\Users\Admin\AppData\Local\Temp\ab907c7f461d850c3e174a47acbde9e0N.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:212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 4468
  2⤵
  - Program crash
  PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1804 -ip 1804
1⤵
PID:4692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\n3057\s3057.exe

Filesize
284KB

MD5
56c3c0bea17637a46ab6d82507923e75

SHA1
de31ef91d7568429b34a00b23c3b2be815417e2a

SHA256
b5518025103fc369faed527131b8c09df89f58bad97674388b36291b96cbb13a

SHA512
fb3c60e5bf4cf73ea6c101d3a811016a4d30bf467da9f412321d856de1d949bec9a11f3adaf1c7fb0238ddd429759a743de927a8181dd14eb2638ee52677d16c

Download Submit
memory/212-11-0x00007FFA3B5F5000-0x00007FFA3B5F6000-memory.dmp

Filesize
4KB

Download
memory/212-12-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-13-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-14-0x00000000012F0000-0x00000000012FA000-memory.dmp

Filesize
40KB

Download
memory/212-17-0x000000001C330000-0x000000001C7FE000-memory.dmp

Filesize
4.8MB

Download
memory/212-18-0x000000001BD50000-0x000000001BDEC000-memory.dmp

Filesize
624KB

Download
memory/212-19-0x00000000012D0000-0x00000000012D8000-memory.dmp

Filesize
32KB

Download
memory/212-20-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-21-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-22-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-23-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-24-0x000000001DA30000-0x000000001DA92000-memory.dmp

Filesize
392KB

Download
memory/212-25-0x0000000020160000-0x000000002029C000-memory.dmp

Filesize
1.2MB

Download
memory/212-26-0x00000000207B0000-0x0000000020CBE000-memory.dmp

Filesize
5.1MB

Download
memory/212-27-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download
memory/212-29-0x00007FFA3B340000-0x00007FFA3BCE1000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads