6c551a1172a33d11b974f02a5e5489f851fcf1899e877c7e59abd2f650526c19

Target

3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe
Size

1.9MB
MD5

46858b82845b82eb2136122b5841866c
SHA1

ffd6895f62d153729ac3b1203204b9df135ec454
SHA256

3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae
SHA512

d11fbed54498f97562a52fd5afc579d9b26f50b7357e4be24cef5afd1bfbfc5886fe8f82e21ddfff97008a749e37d6362c40828ca98188e387dcb94cc27d25ee

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Wine	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe
1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1496	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	79
PID 1200 wrote to memory of 1496	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	79
PID 1200 wrote to memory of 1496	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	79
PID 1200 wrote to memory of 4048	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	81
PID 1200 wrote to memory of 4048	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	81
PID 1200 wrote to memory of 4048	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	81
PID 1200 wrote to memory of 2308	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	83
PID 1200 wrote to memory of 2308	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	83
PID 1200 wrote to memory of 2308	1200	3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe	83

C:\Users\Admin\AppData\Local\Temp\3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe
"C:\Users\Admin\AppData\Local\Temp\3af2caadbf55cfcf7c91403368d2aee7db836203a27bf2ad48895d6d696c68ae.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\ddnstion.exe"
  2⤵
  PID:1496
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\augbsqjej.exe"
  2⤵
  PID:4048
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\eeelgkylhcca.exe"
  2⤵
  PID:2308

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

Replay Monitor

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Downloads

memory/1200-2-0x0000000004B30000-0x0000000004B31000-memory.dmp

Filesize
4KB

Download
memory/1200-3-0x0000000005330000-0x0000000005331000-memory.dmp

Filesize
4KB

Download
memory/1200-5-0x0000000000B21000-0x0000000000B45000-memory.dmp

Filesize
144KB

Download
memory/1200-6-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/1200-4-0x00000000778B4000-0x00000000778B5000-memory.dmp

Filesize
4KB

Download
memory/1200-8-0x0000000005030000-0x0000000005031000-memory.dmp

Filesize
4KB

Download
memory/1200-7-0x0000000005040000-0x0000000005041000-memory.dmp

Filesize
4KB

Download
memory/1200-9-0x0000000005010000-0x0000000005011000-memory.dmp

Filesize
4KB

Download
memory/1200-10-0x0000000005050000-0x0000000005051000-memory.dmp

Filesize
4KB

Download