0e06e9585cc9db33ee999ca4de668ab64ef6e9fa928ae6541b2f1ec68ff09da8

max time kernel
95s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/08/2024, 15:52

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General

Target
6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe
Size 3.0MB
Sample240803-tbarzsseqc
SHA256 6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5
MD5 07ab47ba492cb4ce3b9255ecbfb543f7
SHA1 b86f8aeddddd245f0198ad92ff6cee605cbe1d4e
SHA512 0f161c751011070eca63baf0d544e35adfb7ae23c7bef6ef21684d93ee81d88fa0a83f5f1cc7be10e5a31c2012711298e599e4264d13f6607c9ce7abc8c5ad3a
SSDEEP 49152:fb1ZTEb66GZQJAaYqh3owdV+xYtb/Khu0Ar51hRzEHgR8wfXhxld4sl9O3/TvHv0:5ZQ+6uQhYEom+mtkQ1hRwH2X9i/vFO
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

discovery evasion themida trojan

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__	orihonvp.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
21	3384	WScript.exe
23	3384	WScript.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\SystemBiosVersion	orihonvp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	orihonvp.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	orihonvp.exe

Executes dropped EXE 3 IoCs

pid	Process
2800	nasial.exe
2136	orihonvp.exe
1648	DpEditor.exe

Loads dropped DLL 1 IoCs

pid	Process
2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral28/files/0x000700000002344e-16.dat	themida
behavioral28/memory/2136-18-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-19-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-21-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-22-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-23-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-24-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-31-0x0000000000340000-0x00000000009B8000-memory.dmp	themida
behavioral28/memory/2136-46-0x0000000000340000-0x00000000009B8000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
20	iplogger.org
21	iplogger.org

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
16	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2136	orihonvp.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\foler\olader\acppage.dll	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe
File created	C:\Program Files (x86)\foler\olader\adprovider.dll	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe
File created	C:\Program Files (x86)\foler\olader\acledit.dll	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nasial.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	orihonvp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DpEditor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	orihonvp.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	orihonvp.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000_Classes\Local Settings	orihonvp.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1648	DpEditor.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2136	orihonvp.exe
2136	orihonvp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2800	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	85
PID 2668 wrote to memory of 2800	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	85
PID 2668 wrote to memory of 2800	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	85
PID 2668 wrote to memory of 2136	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	86
PID 2668 wrote to memory of 2136	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	86
PID 2668 wrote to memory of 2136	2668	6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe	86
PID 2800 wrote to memory of 1648	2800	nasial.exe	88
PID 2800 wrote to memory of 1648	2800	nasial.exe	88
PID 2800 wrote to memory of 1648	2800	nasial.exe	88
PID 2136 wrote to memory of 3384	2136	orihonvp.exe	89
PID 2136 wrote to memory of 3384	2136	orihonvp.exe	89
PID 2136 wrote to memory of 3384	2136	orihonvp.exe	89

C:\Users\Admin\AppData\Local\Temp\6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe
"C:\Users\Admin\AppData\Local\Temp\6f4ac0da343abb9dd25d7a27c302a6ab29ed9e7c49123b3c8200138abd3eaea5.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\reiver\nasial.exe
  "C:\Users\Admin\AppData\Local\Temp\reiver\nasial.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: AddClipboardFormatListener
    PID:1648
- C:\Users\Admin\AppData\Local\Temp\reiver\orihonvp.exe
  "C:\Users\Admin\AppData\Local\Temp\reiver\orihonvp.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\lwmumhsy.vbs"
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    PID:3384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

B269.tmp

Path C:\Users\Admin\AppData\Local\Temp\B269.tmp
Size 311B
SHA256 325bea9d40295cd711d613b7dcb0958e04a537f751b177573a9c40303a4879f9
MD5 9105750f17d90587cfdb3073e3db4b41
SHA1 68299e57ccb94050710511c9fba7f144af55038d
SHA512 07fcd8e2811bc7d8a481694d32a8d220a03ec99dfd8b9f55de99ff8327d392c6afbd821358b5087e29120b5a6d706f258c723585d3c69a26c1b0c385722256de
MD5 SHA1 SHA512

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lwmumhsy.vbs

Path C:\Users\Admin\AppData\Local\Temp\lwmumhsy.vbs
Size 148B
SHA256 eb36b4c15260c8083d4eeef614988928f32e358e5f3dfd34a5693a605b1ef90d
MD5 e2eb52d535713c8859a1ba9079aca1d0
SHA1 807380bbc0a401fc660666331f9f054b81f659ba
SHA512 ac910250404b94d676ec3b2dbbf59fc75722ecb200fb50ab9452a1efb43aaf402abaaad47f8e3e1fdc09d9f40fa2cfb68154f439e7cc721cf9eb9f92dcef995b
MD5 SHA1 SHA512

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UAC.dll

Path C:\Users\Admin\AppData\Local\Temp\nsc7F43.tmp\UAC.dll
Size 14KB
SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
MD5 adb29e6b186daa765dc750128649b63d
SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
MD5 SHA1 SHA512 SSDEEP

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nasial.exe

Path C:\Users\Admin\AppData\Local\Temp\reiver\nasial.exe
Size 2.8MB
SHA256 1aa7778da7aa6b68f649b53c8346a853f598f4c1681cd978bec1cf75ce4accae
MD5 7cbae878c5e7f1ef96d351489e10d756
SHA1 c6117aaa6084399d37f06ab454b7f53470d88b1e
SHA512 133bda116b1488878911090e5708370a7c79296711cc6886dfe249b565682038d57663b6ee513e9171d0ec47379d973c498e149a7b47f0f2c2c659b4e8221b89
SSDEEP 49152:q1Ox2H5JQKV4th1F3151kjli7/Ofyig7pglKIv8Pb438KIoQGUdfB9fGQJGj4NWj:q1Ox2H5JQKV4th1F3151kjli7/Ofyigq
MD5 SHA1 SHA512 SSDEEP

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orihonvp.exe

Path C:\Users\Admin\AppData\Local\Temp\reiver\orihonvp.exe
Size 2.5MB
SHA256 cfb90bf559d9835c25f8d65f3bc06aeeb7eaf0ff7abf55963622285eb715bd84
MD5 f68d6d9422b5ae428c794f1da144525b
SHA1 2451acebb1cccc35518351b2437b098682fc0143
SHA512 46972a258fadf5fe3c98c9cf45f3149db4e8bf06b883988cab9992cee0303994e1fd6ef14d9aa82b2c057a5cc300a0508736482ef9776f804a4242054f0c454d
SSDEEP 49152:Towd3wUG+5ioe4kFzkmYafm3lCezDip2nOBl2DsZy8evQijSfvzew:TovUmrFzkmMvidBlM2MlDw
MD5 SHA1 SHA512 SSDEEP

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memory/1648-62-0x00000000024D0000-0x0000000002518000-memory.dmp

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memory/1648-61-0x00000000024D0000-0x0000000002518000-memory.dmp

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memory/1648-58-0x00000000024D0000-0x0000000002518000-memory.dmp

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memory/1648-59-0x00000000024D0000-0x0000000002518000-memory.dmp

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memory/1648-54-0x00000000024D0000-0x0000000002518000-memory.dmp

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memory/1648-40-0x0000000000400000-0x000000000079D000-memory.dmp

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memory/2136-46-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-31-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-24-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-23-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-22-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-20-0x0000000077AB4000-0x0000000077AB6000-memory.dmp

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memory/2136-21-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-19-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2136-18-0x0000000000340000-0x00000000009B8000-memory.dmp

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memory/2800-29-0x000000000041A000-0x000000000041C000-memory.dmp

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memory/2800-30-0x0000000000400000-0x000000000079D000-memory.dmp

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