eb39e3c3215ee01a3ed0148766b22b139d1cf42a3631b7c99144ae2d181bbb8c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
30/08/2024, 02:09

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General

Target
2017.6.30/006.vir
Size 37KB
Sample240830-ck7dwascka
SHA256 a292b9f97542f2a7ff6686dddb2948b4ec028c878c78f3871570783d3191bd95
MD5 45b2bd1aa8f2b26f8454fccca96c9dea
SHA1 807f89ae5ac02dcb2bfe74986b9135da229bf731
SHA512 a341b100fa16b1da908f1fa7b3038744f75329ed573d363eeddcbc13722bd0dd48d635ea415694c8956ae9a5055db8b585d8b34200365a8fabb58a221bd1e081
SSDEEP 384:hIlheBSz0YDfV9fPsiS2NgMwxV2/lqat//FEd0j2MA2pOF:qeBkjVxNuxU/lv0xepOF
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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.vir	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.vir\ = "vir_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\vir_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2640	AcroRd32.exe
2640	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2916	2808	cmd.exe	31
PID 2808 wrote to memory of 2916	2808	cmd.exe	31
PID 2808 wrote to memory of 2916	2808	cmd.exe	31
PID 2916 wrote to memory of 2640	2916	rundll32.exe	32
PID 2916 wrote to memory of 2640	2916	rundll32.exe	32
PID 2916 wrote to memory of 2640	2916	rundll32.exe	32
PID 2916 wrote to memory of 2640	2916	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\2017.6.30\006.vir
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\2017.6.30\006.vir
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2916
- - 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\2017.6.30\006.vir"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2640

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 315eb86a891141036f99c3823d2c839b0c2b3759315fc8972be4316505ebb666
MD5 776e555735fcdde5b683b44d38d6e65f
SHA1 4821f8b8244d0859846510e0d2a736f54116abcf
SHA512 a6a82e67c81f43d8b367940747d77a92c982b24768ce366249b5c36e035906850861e4f30eb2ede686668f5898a596333020129ddfe17bbc3f9b4c64cb71539a
MD5 SHA1 SHA512

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