77007f912cdb665b568b37252e26666bc0baa052207f9fb2ec9b8789c7fb02de

General

Target
Retrac_Cheat.exe
Size 4.4MB
Sample260809-2k6vsaen8x
SHA256 77007f912cdb665b568b37252e26666bc0baa052207f9fb2ec9b8789c7fb02de
MD5 50a346cf89ea3eca7d54f51f9a167f1b
SHA1 4a81e4f518b89868a9d539a1dcd6318137d1a82e
SHA512 d2029bf49ee321b9306f527441ffdbf1a17c6233b7a7540d3b8b4a82ab1ac87b99a5b2c3fcbf44bb28b4f8c51c3647df761f2ed6d448cf4ff3f4ccafddcd54cc
SSDEEP 98304:VXDRJZmrtm0S3T4Qs2F2y767Cr7i+jzViCjPIad01fSw7Y:xDRDmrc0Si2F2y7zBzkCfi1fSwc
TLSH
T11D2633123E1A6C34C4548EB0F4EF591B6A6B6F7658DA0ECCA7626DD7B8F9CC1039124C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion execution themida trojan

Malware Config

Signatures

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	Retrac_Cheat.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	Retrac_Cheat.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\VideoBiosVersion	Retrac_Cheat.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Retrac_Cheat.exe

Themida packer 7 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/3768-0-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-3-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-1-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-2-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-4-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-5-0x0000000140000000-0x0000000140B39000-memory.dmp	themida
behavioral1/memory/3768-6-0x0000000140000000-0x0000000140B39000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3768	Retrac_Cheat.exe

Executes a command shell one-liner 1 TTPs 3 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
776	cmd.exe
3556	cmd.exe
4036	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3056	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3768	Retrac_Cheat.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 3556	3768	Retrac_Cheat.exe	85
PID 3556 wrote to memory of 4376	3556	cmd.exe	86
PID 3556 wrote to memory of 4972	3556	cmd.exe	87
PID 3556 wrote to memory of 2396	3556	cmd.exe	88
PID 3768 wrote to memory of 4036	3768	Retrac_Cheat.exe	95
PID 4036 wrote to memory of 776	4036	cmd.exe	96
PID 776 wrote to memory of 3056	776	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\Retrac_Cheat.exe
"C:\Users\Admin\AppData\Local\Temp\Retrac_Cheat.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Retrac_Cheat.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3556
- - C:\Windows\system32\certutil.exe
    certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Retrac_Cheat.exe" MD5
    3⤵
    PID:4376
- - C:\Windows\system32\find.exe
    find /i /v "md5"
    3⤵
    PID:4972
- - C:\Windows\system32\find.exe
    find /i /v "certutil"
    3⤵
    PID:2396
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c start cmd /C "color b && title Error && echo You need to run the KeyAuthApp.init(); function before any other KeyAuth functions && timeout /t 5"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4036
- - C:\Windows\system32\cmd.exe
    cmd /C "color b && title Error && echo You need to run the KeyAuthApp.init(); function before any other KeyAuth functions && timeout /t 5"
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:776
  - - C:\Windows\system32\timeout.exe
      timeout /t 5
      4⤵
      Delays execution with timeout.exe
      PID:3056