amadey | 8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 6 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Checks computer location settings 2 TTPs 4 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	splwow64.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	axplong.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	Offnewhere.exe

Executes dropped EXE 6 IoCs

pid	Process
4720	axplong.exe
3964	axplong.exe
1136	stealc_default2.exe
1612	Offnewhere.exe
2232	Gxtuum.exe
3608	splwow64.exe

Identifies Wine through registry keys 2 TTPs 3 IoCs

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

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	axplong.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe

Loads dropped DLL 2 IoCs

pid	Process
1136	stealc_default2.exe
1136	stealc_default2.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Enumerates processes with tasklist 1 TTPs 2 IoCs

discovery

Process Discovery

T1057

pid	Process
1756	tasklist.exe
2196	tasklist.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
4720	axplong.exe
3964	axplong.exe

Drops file in Windows directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\HomelessLaser	splwow64.exe
File opened for modification	C:\Windows\ActuallyFtp	splwow64.exe
File opened for modification	C:\Windows\EauOfficial	splwow64.exe
File created	C:\Windows\Tasks\axplong.job	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
File created	C:\Windows\Tasks\Gxtuum.job	Offnewhere.exe
File opened for modification	C:\Windows\LuggageRepresentations	splwow64.exe
File opened for modification	C:\Windows\AdditionsSalvation	splwow64.exe
File opened for modification	C:\Windows\SixCream	splwow64.exe

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
behavioral2/files/0x000500000000072f-734.dat	embeds_openssl

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1048	3220	WerFault.exe	131
1488	2340	WerFault.exe	139

System Location Discovery: System Language Discovery 1 TTPs 13 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	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stealc_default2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Offnewhere.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	splwow64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	stealc_default2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	stealc_default2.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
4732	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
4720	axplong.exe
4720	axplong.exe
3964	axplong.exe
3964	axplong.exe
1136	stealc_default2.exe
1136	stealc_default2.exe
1136	stealc_default2.exe
1136	stealc_default2.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1756	tasklist.exe
Token: SeDebugPrivilege	2196	tasklist.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 4720	4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe	86
PID 4736 wrote to memory of 4720	4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe	86
PID 4736 wrote to memory of 4720	4736	8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe	86
PID 4720 wrote to memory of 1136	4720	axplong.exe	105
PID 4720 wrote to memory of 1136	4720	axplong.exe	105
PID 4720 wrote to memory of 1136	4720	axplong.exe	105
PID 4720 wrote to memory of 1612	4720	axplong.exe	106
PID 4720 wrote to memory of 1612	4720	axplong.exe	106
PID 4720 wrote to memory of 1612	4720	axplong.exe	106
PID 1612 wrote to memory of 2232	1612	Offnewhere.exe	107
PID 1612 wrote to memory of 2232	1612	Offnewhere.exe	107
PID 1612 wrote to memory of 2232	1612	Offnewhere.exe	107
PID 4720 wrote to memory of 3608	4720	axplong.exe	108
PID 4720 wrote to memory of 3608	4720	axplong.exe	108
PID 4720 wrote to memory of 3608	4720	axplong.exe	108
PID 3608 wrote to memory of 1392	3608	splwow64.exe	109
PID 3608 wrote to memory of 1392	3608	splwow64.exe	109
PID 3608 wrote to memory of 1392	3608	splwow64.exe	109
PID 1392 wrote to memory of 1756	1392	cmd.exe	111
PID 1392 wrote to memory of 1756	1392	cmd.exe	111
PID 1392 wrote to memory of 1756	1392	cmd.exe	111
PID 1392 wrote to memory of 4940	1392	cmd.exe	112
PID 1392 wrote to memory of 4940	1392	cmd.exe	112
PID 1392 wrote to memory of 4940	1392	cmd.exe	112
PID 1392 wrote to memory of 2196	1392	cmd.exe	113
PID 1392 wrote to memory of 2196	1392	cmd.exe	113
PID 1392 wrote to memory of 2196	1392	cmd.exe	113
PID 1392 wrote to memory of 2184	1392	cmd.exe	114
PID 1392 wrote to memory of 2184	1392	cmd.exe	114
PID 1392 wrote to memory of 2184	1392	cmd.exe	114
PID 1392 wrote to memory of 3492	1392	cmd.exe	115
PID 1392 wrote to memory of 3492	1392	cmd.exe	115
PID 1392 wrote to memory of 3492	1392	cmd.exe	115
PID 1392 wrote to memory of 2620	1392	cmd.exe	116
PID 1392 wrote to memory of 2620	1392	cmd.exe	116
PID 1392 wrote to memory of 2620	1392	cmd.exe	116

C:\Users\Admin\AppData\Local\Temp\8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe
"C:\Users\Admin\AppData\Local\Temp\8a5a9e62e37db45c051ce24e2f5bfc05bffad819e39fea7c44496a495b5f75f9.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4720
- - C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe
    "C:\Users\Admin\AppData\Local\Temp\1000066001\stealc_default2.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Suspicious behavior: EnumeratesProcesses
    PID:1136
- - C:\Users\Admin\AppData\Local\Temp\1000477001\Offnewhere.exe
    "C:\Users\Admin\AppData\Local\Temp\1000477001\Offnewhere.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1612
  - - C:\Users\Admin\AppData\Local\Temp\23a0892ef8\Gxtuum.exe
      "C:\Users\Admin\AppData\Local\Temp\23a0892ef8\Gxtuum.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2232
    - - C:\Users\Admin\AppData\Local\Temp\10000090101\JavvUm.exe
        
        "C:\Users\Admin\AppData\Local\Temp\10000090101\JavvUm.exe"
        5⤵
        
        PID:3280
    - - C:\Users\Admin\AppData\Local\Temp\10000101101\stail.exe
        
        "C:\Users\Admin\AppData\Local\Temp\10000101101\stail.exe"
        5⤵
        
        PID:2616
      - C:\Users\Admin\AppData\Local\Temp\is-QGJ60.tmp\stail.tmp
        
        "C:\Users\Admin\AppData\Local\Temp\is-QGJ60.tmp\stail.tmp" /SL5="$90220,5983289,54272,C:\Users\Admin\AppData\Local\Temp\10000101101\stail.exe"
        6⤵
        
        PID:264
        
        C:\Users\Admin\AppData\Local\MP4LoadBar 5.14.5\mp4addon3264.exe
        
        "C:\Users\Admin\AppData\Local\MP4LoadBar 5.14.5\mp4addon3264.exe" -i
        7⤵
        
        PID:3116
- - C:\Users\Admin\AppData\Local\Temp\1000817001\splwow64.exe
    "C:\Users\Admin\AppData\Local\Temp\1000817001\splwow64.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3608
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy Beijing Beijing.bat & Beijing.bat
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1392
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:1756
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr /I "wrsa opssvc"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:4940
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2196
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr -I "avastui avgui bdservicehost nswscsvc sophoshealth"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2184
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c md 197036
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3492
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr /V "CRAWFORDFILLEDVERIFYSCALE" Mtv
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2620
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c copy /b ..\Twisted + ..\Molecular + ..\Sponsorship + ..\Various + ..\Witch + ..\Spirit + ..\See + ..\Fitting T
        5⤵
        
        PID:4076
    - - C:\Users\Admin\AppData\Local\Temp\197036\Jurisdiction.pif
        
        Jurisdiction.pif T
        5⤵
        
        PID:5016
    - - C:\Windows\SysWOW64\choice.exe
        
        choice /d y /t 5
        5⤵
        
        PID:3548
- - C:\Users\Admin\AppData\Local\Temp\1000828001\f86nrrc6.exe
    "C:\Users\Admin\AppData\Local\Temp\1000828001\f86nrrc6.exe"
    3⤵
    PID:4820
- - C:\Users\Admin\AppData\Local\Temp\1000833001\a407f18e82.exe
    "C:\Users\Admin\AppData\Local\Temp\1000833001\a407f18e82.exe"
    3⤵
    PID:4564
- - C:\Users\Admin\AppData\Local\Temp\1000857001\3b51521983.exe
    "C:\Users\Admin\AppData\Local\Temp\1000857001\3b51521983.exe"
    3⤵
    PID:3220
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 1504
      4⤵
      Program crash
      PID:1048
- - C:\Users\Admin\AppData\Local\Temp\1000965001\6nteyex7.exe
    "C:\Users\Admin\AppData\Local\Temp\1000965001\6nteyex7.exe"
    3⤵
    PID:3668
- - C:\Users\Admin\AppData\Local\Temp\1001096001\RDX123456.exe
    "C:\Users\Admin\AppData\Local\Temp\1001096001\RDX123456.exe"
    3⤵
    PID:1964
- - C:\Users\Admin\AppData\Local\Temp\1001527001\j4vzzuai.exe
    "C:\Users\Admin\AppData\Local\Temp\1001527001\j4vzzuai.exe"
    3⤵
    PID:2340
  - - C:\Users\Admin\AppData\Local\Temp\1001527001\j4vzzuai.exe
      "C:\Users\Admin\AppData\Local\Temp\1001527001\j4vzzuai.exe"
      4⤵
      PID:2896
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 288
      4⤵
      Program crash
      PID:1488
- - C:\Users\Admin\AppData\Local\Temp\1001858001\jb4w5s2l.exe
    "C:\Users\Admin\AppData\Local\Temp\1001858001\jb4w5s2l.exe"
    3⤵
    PID:2276

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3964

C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks.exe /create /tn "Wall" /tr "wscript //B 'C:\Users\Admin\AppData\Local\GreenTech Dynamics\EcoCraft.js'" /sc minute /mo 5 /F
1⤵
PID:1752
- C:\Windows\SysWOW64\schtasks.exe
  schtasks.exe /create /tn "Wall" /tr "wscript //B 'C:\Users\Admin\AppData\Local\GreenTech Dynamics\EcoCraft.js'" /sc minute /mo 5 /F
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4732

C:\Windows\SysWOW64\cmd.exe
cmd /k echo [InternetShortcut] > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EcoCraft.url" & echo URL="C:\Users\Admin\AppData\Local\GreenTech Dynamics\EcoCraft.js" >> "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\EcoCraft.url" & exit
1⤵
PID:1916

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
1⤵
PID:1036

C:\Users\Admin\AppData\Local\Temp\23a0892ef8\Gxtuum.exe
C:\Users\Admin\AppData\Local\Temp\23a0892ef8\Gxtuum.exe
1⤵
PID:2708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3220 -ip 3220
1⤵
PID:1724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3220 -ip 3220
1⤵
PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2340 -ip 2340
1⤵
PID:2964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Process Discovery

T1057

Query Registry

System Information Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion