0666cc1ee4d34bc0f386d67e4a8306eb50ac9ff22d9b2b407a90f256e79a2ee3

Analysis

max time kernel
87s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 05:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Synapse Launcher.exe
Size

787KB
MD5

334175a89a5a82a7011b1a545a7db01f
SHA1

9a4863ad30b66796eccfdad453658f62886a6245
SHA256

0666cc1ee4d34bc0f386d67e4a8306eb50ac9ff22d9b2b407a90f256e79a2ee3
SHA512

af085b6b9c5308329411349debf5997585a73fdad09eb239536f74ba1f8b0c0f80bc1010e08bfeb1b3e83ad129e6c5a77d86398ceda86b712be1062d5d004bfe
SSDEEP

6144:oZokZ36h3AJIzpcRIjkoxEHrevwgQpLPCBhcJah8A/qlu1sYFz6ktJ3MxFZ4azWO:o+kGkoqdpeBiJM1bFz6egFZEZSepJ

Score

9^/10

evasion 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

Processes:

kbhRA41Nczhx.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ kbhRA41Nczhx.exe
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

A5wh9eC.binkbhRA41Nczhx.exe

pid process

4496 A5wh9eC.bin
3512 kbhRA41Nczhx.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	kbhRA41Nczhx.exe

pid	process
4496	A5wh9eC.bin
3512	kbhRA41Nczhx.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

Processes:

kbhRA41Nczhx.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	kbhRA41Nczhx.exe

Loads dropped DLL 1 IoCs

Processes:

kbhRA41Nczhx.exe

pid process

3512 kbhRA41Nczhx.exe
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

kbhRA41Nczhx.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA kbhRA41Nczhx.exe

pid	process
3512	kbhRA41Nczhx.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	kbhRA41Nczhx.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

kbhRA41Nczhx.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	kbhRA41Nczhx.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kbhRA41Nczhx.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

kbhRA41Nczhx.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVendor	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSReleaseDate	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	kbhRA41Nczhx.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	kbhRA41Nczhx.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Synapse Launcher.exeA5wh9eC.binkbhRA41Nczhx.exe

pid process

4720 Synapse Launcher.exe
4496 A5wh9eC.bin
3512 kbhRA41Nczhx.exe
3512 kbhRA41Nczhx.exe

pid	process
4720	Synapse Launcher.exe
4496	A5wh9eC.bin
3512	kbhRA41Nczhx.exe
3512	kbhRA41Nczhx.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Synapse Launcher.exeA5wh9eC.binkbhRA41Nczhx.exe

description	pid	process
Token: SeDebugPrivilege	4720	Synapse Launcher.exe
Token: SeDebugPrivilege	4496	A5wh9eC.bin
Token: SeDebugPrivilege	3512	kbhRA41Nczhx.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Synapse Launcher.exeA5wh9eC.bin

description	pid	process	target process
PID 4720 wrote to memory of 4496	4720	Synapse Launcher.exe	A5wh9eC.bin
PID 4720 wrote to memory of 4496	4720	Synapse Launcher.exe	A5wh9eC.bin
PID 4720 wrote to memory of 4496	4720	Synapse Launcher.exe	A5wh9eC.bin
PID 4496 wrote to memory of 3512	4496	A5wh9eC.bin	kbhRA41Nczhx.exe
PID 4496 wrote to memory of 3512	4496	A5wh9eC.bin	kbhRA41Nczhx.exe
PID 4496 wrote to memory of 3512	4496	A5wh9eC.bin	kbhRA41Nczhx.exe

C:\Users\Admin\AppData\Local\Temp\Synapse Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\Synapse Launcher.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Users\Admin\AppData\Local\Temp\bin\A5wh9eC.bin
  "bin\A5wh9eC.bin"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4496
- - C:\Users\Admin\AppData\Local\Temp\bin\kbhRA41Nczhx.exe
    "bin\kbhRA41Nczhx.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Executes dropped EXE
    - Checks BIOS information in registry
    - Loads dropped DLL
    - Checks whether UAC is enabled
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3512

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\bin\A5wh9eC.bin

Filesize
2.3MB

MD5
26b27b008c4ff0a10116bd1b8b6d070d

SHA1
495cffb56086d363b43119fef145b917af2530b8

SHA256
7dcc7144522805bf61b11917dc29b9c4181f78daa9b15cbf55b373277740df70

SHA512
7f82ae1dd839611d710cef25712d9ebf5e497c9246238f16ac2cab2fceae1e709421ade655b297bd63cc90358f323f4bdfc3f93213c9257e7371e0b97d1e7f5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\A5wh9eC.bin

Filesize
2.3MB

MD5
26b27b008c4ff0a10116bd1b8b6d070d

SHA1
495cffb56086d363b43119fef145b917af2530b8

SHA256
7dcc7144522805bf61b11917dc29b9c4181f78daa9b15cbf55b373277740df70

SHA512
7f82ae1dd839611d710cef25712d9ebf5e497c9246238f16ac2cab2fceae1e709421ade655b297bd63cc90358f323f4bdfc3f93213c9257e7371e0b97d1e7f5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\SLAgent.dll

Filesize
6.0MB

MD5
9b248dfff1d2b73fd639324741fe2e08

SHA1
e82684cd6858a6712eff69ace1707b3bcd464105

SHA256
39943c30732988289ca346902f007a72124bd98b82e08b0b9739241cdab4018e

SHA512
56784a895f113088e3c92ccd96f354473e5d849fb9d0798868ff5e9477f60854e8bc7c9759c63417c9298f8702abab266722439b445977c6e940da393b8b696c

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\SLAgent.dll

Filesize
6.0MB

MD5
9b248dfff1d2b73fd639324741fe2e08

SHA1
e82684cd6858a6712eff69ace1707b3bcd464105

SHA256
39943c30732988289ca346902f007a72124bd98b82e08b0b9739241cdab4018e

SHA512
56784a895f113088e3c92ccd96f354473e5d849fb9d0798868ff5e9477f60854e8bc7c9759c63417c9298f8702abab266722439b445977c6e940da393b8b696c

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\SynapseInjector.dll

Filesize
6.0MB

MD5
9b248dfff1d2b73fd639324741fe2e08

SHA1
e82684cd6858a6712eff69ace1707b3bcd464105

SHA256
39943c30732988289ca346902f007a72124bd98b82e08b0b9739241cdab4018e

SHA512
56784a895f113088e3c92ccd96f354473e5d849fb9d0798868ff5e9477f60854e8bc7c9759c63417c9298f8702abab266722439b445977c6e940da393b8b696c

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\kbhRA41Nczhx.exe

Filesize
2.3MB

MD5
26b27b008c4ff0a10116bd1b8b6d070d

SHA1
495cffb56086d363b43119fef145b917af2530b8

SHA256
7dcc7144522805bf61b11917dc29b9c4181f78daa9b15cbf55b373277740df70

SHA512
7f82ae1dd839611d710cef25712d9ebf5e497c9246238f16ac2cab2fceae1e709421ade655b297bd63cc90358f323f4bdfc3f93213c9257e7371e0b97d1e7f5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin\kbhRA41Nczhx.exe

Filesize
2.3MB

MD5
26b27b008c4ff0a10116bd1b8b6d070d

SHA1
495cffb56086d363b43119fef145b917af2530b8

SHA256
7dcc7144522805bf61b11917dc29b9c4181f78daa9b15cbf55b373277740df70

SHA512
7f82ae1dd839611d710cef25712d9ebf5e497c9246238f16ac2cab2fceae1e709421ade655b297bd63cc90358f323f4bdfc3f93213c9257e7371e0b97d1e7f5d

Download Submit
memory/3512-181-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-197-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-146-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-148-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-149-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-150-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-151-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-152-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-153-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-154-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-156-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-157-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-158-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-159-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-160-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-185-0x000000000C280000-0x000000000C7AC000-memory.dmp

Filesize
5.2MB

Download
memory/3512-162-0x0000000008240000-0x0000000008248000-memory.dmp

Filesize
32KB

Download
memory/3512-163-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-164-0x000000000A7F0000-0x000000000A828000-memory.dmp

Filesize
224KB

Download
memory/3512-165-0x0000000009D50000-0x0000000009D5E000-memory.dmp

Filesize
56KB

Download
memory/3512-166-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-167-0x000000000AE40000-0x000000000AE90000-memory.dmp

Filesize
320KB

Download
memory/3512-170-0x000000000AFF0000-0x000000000B002000-memory.dmp

Filesize
72KB

Download
memory/3512-168-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-171-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-172-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-173-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-174-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-175-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-176-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-177-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-179-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-178-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-183-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-182-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-184-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-161-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-217-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-141-0x0000000000000000-mapping.dmp

Download
memory/3512-186-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-188-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-189-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-190-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-191-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-192-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-193-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-194-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-195-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-196-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-187-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-198-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-199-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-200-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-201-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-202-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-203-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-205-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-204-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-206-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-207-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-208-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-209-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-210-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-211-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-212-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-213-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-214-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-215-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/3512-216-0x000000006D680000-0x000000006E5A6000-memory.dmp

Filesize
15.1MB

Download
memory/4496-139-0x0000000000370000-0x00000000005CA000-memory.dmp

Filesize
2.4MB

Download
memory/4496-136-0x0000000000000000-mapping.dmp

Download
memory/4720-132-0x0000000000360000-0x000000000042A000-memory.dmp

Filesize
808KB

Download
memory/4720-133-0x0000000005320000-0x00000000058C4000-memory.dmp

Filesize
5.6MB

Download
memory/4720-134-0x0000000004CB0000-0x0000000004D42000-memory.dmp

Filesize
584KB

Download
memory/4720-135-0x0000000008410000-0x0000000008432000-memory.dmp

Filesize
136KB

Download