6443c13d55ea8baf21b29600cfb7edfde52dad33e79dec6f328762022fdd0514

Resubmissions

09/08/2024, 00:24

240809-ap9zfsshpp7

09/08/2024, 00:22

240809-apbrnawhrf3

Analysis

max time kernel
363s
max time network
366s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/08/2024, 00:22

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General

Target
rmix/remix/.trex/usd/usdRi/resources/generatedSchema.usda
Size 59KB
Sample240809-apbrnawhrf
SHA256 b6d10f38aa7b9adca052286948f3d4e2bef517b42611b2835b805c35b95a335a
MD5 aa03e01aa71a0adea72e1936591e347d
SHA1 c63a68aa5618b0b48921f320bf0e0331052d088b
SHA512 02c134c134747fcd70cf5ce4486992e8447ae8e5d1cd27821f25b55f790a09c6ce17c2d70edaccf7f12e109b2f432a4443b7088257b30857ce9c7fb8afe18f81
SSDEEP 768:+dopdz6djsdU1dNx3KgObtxPyx568gJ7O29MHe6WAAxzd:P/ON1x3Lq8yz9M+x1d
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

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 1 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	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.usda	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.usda\ = "usda_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\usda_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1724	1712	cmd.exe	31
PID 1712 wrote to memory of 1724	1712	cmd.exe	31
PID 1712 wrote to memory of 1724	1712	cmd.exe	31
PID 1724 wrote to memory of 2736	1724	rundll32.exe	32
PID 1724 wrote to memory of 2736	1724	rundll32.exe	32
PID 1724 wrote to memory of 2736	1724	rundll32.exe	32
PID 1724 wrote to memory of 2736	1724	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\rmix\remix\.trex\usd\usdRi\resources\generatedSchema.usda
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\rmix\remix\.trex\usd\usdRi\resources\generatedSchema.usda
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\rmix\remix\.trex\usd\usdRi\resources\generatedSchema.usda"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2736

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

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Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 29ca73349853a71fc649e6ffcddfaf494a6b13c2bfb7b329b3828d77e3c7f6ae
MD5 2fd570b7661b677036a2f47614535fa7
SHA1 ec52a651b3d472c8bf3a5fd1ef419e5d127951ec
SHA512 90cce4ee99eb8400800dbda23a4fa387dd74ede0a633375c3b48a086c52a83ab60e54a9900da63065fe1a2475e31e2ac4de712597107837a925997982ac697f2
MD5 SHA1 SHA512

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