6c551a1172a33d11b974f02a5e5489f851fcf1899e877c7e59abd2f650526c19

Target

36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe
Size

1.9MB
MD5

2fccc27c521a5637b2a566151700eb24
SHA1

d6739cf160f5820d07d3b097007ccd53fae07673
SHA256

36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f
SHA512

2dc36d10e9b8ccd8f4fb791eb0fdba27d0be34853a637a80918237de9b4b22740a203cab380247b86e42cb59799cc77fbd8dc151170f9af10934a9d55037958b

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	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.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-1-5-21-1985363256-3005190890-1182679451-1000\Software\Wine	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.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
21	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.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	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe
1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 1280	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	77
PID 1892 wrote to memory of 1280	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	77
PID 1892 wrote to memory of 1280	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	77
PID 1892 wrote to memory of 2880	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	80
PID 1892 wrote to memory of 2880	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	80
PID 1892 wrote to memory of 2880	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	80
PID 1892 wrote to memory of 1980	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	82
PID 1892 wrote to memory of 1980	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	82
PID 1892 wrote to memory of 1980	1892	36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe	82

C:\Users\Admin\AppData\Local\Temp\36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.exe
"C:\Users\Admin\AppData\Local\Temp\36fc7610e543a7bc9bee637ddb0c03263dd1b6964774cfbced9f649a01def36f.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:1892
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\kspktecveh.exe"
  2⤵
  PID:1280
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\wxsfmrsrx.exe"
  2⤵
  PID:2880
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\lcqquxguxyvg.exe"
  2⤵
  PID:1980

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/1892-3-0x0000000004E80000-0x0000000004E81000-memory.dmp

Filesize
4KB

Download
memory/1892-2-0x0000000004680000-0x0000000004681000-memory.dmp

Filesize
4KB

Download
memory/1892-4-0x0000000077D14000-0x0000000077D15000-memory.dmp

Filesize
4KB

Download
memory/1892-5-0x0000000000271000-0x0000000000295000-memory.dmp

Filesize
144KB

Download
memory/1892-6-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/1892-7-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/1892-8-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

Download
memory/1892-9-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/1892-10-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

Filesize
4KB

Download