eb39e3c3215ee01a3ed0148766b22b139d1cf42a3631b7c99144ae2d181bbb8c

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
30/08/2024, 02:09

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2017.6.30/001.vir
Size 25KB
Sample240830-ck7dwascka
SHA256 e0b11991a067f9403b27a3ee1ccb4c86fb07923a56fe4a3d482f99d8c72398b7
MD5 4e5968ce2a7db6a394ffd298d64c628f
SHA1 2bf81b304599b114ff1323e0579480af7c5d2239
SHA512 b24a502ee4a5e1f8242496ce3cecfe466c0334068bb2da589f88085856752f26ba720add164706ac7a1f4c0eaed84e1468443cf0f6bd57151fd2d79c2077f12c
SSDEEP 384:y/xiT2YNJPH1R2L3/9mkjicnYbS1trQClPIg1skB10ZcTS4TVhGIndaj:y/x0NJPH1ROlmsYm1trQCCS68Vpi
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\vir_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\vir_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\vir_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\vir_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.vir	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.vir\ = "vir_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\vir_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\vir_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2944	AcroRd32.exe
2944	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 2800	1212	cmd.exe	31
PID 1212 wrote to memory of 2800	1212	cmd.exe	31
PID 1212 wrote to memory of 2800	1212	cmd.exe	31
PID 2800 wrote to memory of 2944	2800	rundll32.exe	32
PID 2800 wrote to memory of 2944	2800	rundll32.exe	32
PID 2800 wrote to memory of 2944	2800	rundll32.exe	32
PID 2800 wrote to memory of 2944	2800	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\2017.6.30\001.vir
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- 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\001.vir
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2800
- - 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\001.vir"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2944

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

Loading Replay Monitor...

Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 627ac687b6821a8db03d9d364df435e32f4c90aaac4a0773783d7ea13b5f5b6a
MD5 94a7c9ddbec968e6c721dbe5665ecb70
SHA1 a593c761c42509518ce281fabfebfed453ecdc22
SHA512 aafce559463c4d9c8ae9a027b6a7c10413d78356d3357cba50de7246abf3ae3c457c7d4819fc1d1e28b56aa1908f06f84fa021dd6df0e258f433e0b48fa7f14e
MD5 SHA1 SHA512

Submit Download