07fb86d2d29812a93d65900435235baf42de5cd83e6dfe381f099a1967746aa2

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/08/2024, 19:19

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General

Target

NBProjects/ParticleFirmware/nbproject/private/uninstall-particle-toolchain.exe
Size

237KB
MD5

aa7c7b873d2a0133e64134bc4896bedc
SHA1

68981e95cabdec76010ce08e92f92c784733e09b
SHA256

78c90c652b38540b7835c9458f3b72197fe869bb62fe49502564acf56a4e6da9
SHA512

26cf821e76dbe4b7d746f4bb7bf993cb377256faff5d2958fa59b72a670497398852ee774f24540abeeddf80ed795468dee3a564c80dec41e880ccd1f7ebafd7
SSDEEP

3072:/Lk395hYXJBI265dEWAFwlSncsJHZ1MCKWNfgpm5IKqIfvlVG3dTTMkB:/QqIb5mFCQcGNYpmUIfvlQdkkB

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3452	Au_.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 2 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	uninstall-particle-toolchain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral8/files/0x0008000000023417-3.dat	nsis_installer_1
behavioral8/files/0x0008000000023417-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 3452	3416	uninstall-particle-toolchain.exe	84
PID 3416 wrote to memory of 3452	3416	uninstall-particle-toolchain.exe	84
PID 3416 wrote to memory of 3452	3416	uninstall-particle-toolchain.exe	84

C:\Users\Admin\AppData\Local\Temp\NBProjects\ParticleFirmware\nbproject\private\uninstall-particle-toolchain.exe
"C:\Users\Admin\AppData\Local\Temp\NBProjects\ParticleFirmware\nbproject\private\uninstall-particle-toolchain.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\NBProjects\ParticleFirmware\nbproject\private\
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
237KB

MD5
aa7c7b873d2a0133e64134bc4896bedc

SHA1
68981e95cabdec76010ce08e92f92c784733e09b

SHA256
78c90c652b38540b7835c9458f3b72197fe869bb62fe49502564acf56a4e6da9

SHA512
26cf821e76dbe4b7d746f4bb7bf993cb377256faff5d2958fa59b72a670497398852ee774f24540abeeddf80ed795468dee3a564c80dec41e880ccd1f7ebafd7

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