a759f450c9f1e6815b3dccd0ffd77e183794334eaf60ba77fb0cd7e5a7d7fdda

Resubmissions

07-08-2024 12:20

240807-ph2rtsyejj 10

Analysis

max time kernel
103s
max time network
25s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07-08-2024 12:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$APPDATA/TotalAV/updates/SAVAPI 8.0.1/avupdate-savapilib-engine.conf
Size

323B
MD5

5410d22ecaf5de79e5bc31d298b20c90
SHA1

1656b8e2ca74a4fcaad70859c113abf30a3aadaf
SHA256

5c073f2195c20ba9e30e9013f99d1461b7e12d34a3920fc96f4877c9c44ea5da
SHA512

d47edb1660d1ac5104462d8f2a52b1549814beeaa12fe30bb54350a0e10405b6fcf13dd709b25b730e590b1ada88ba0105644d32dcd7f958a0c67aaf9078101d

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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.conf\ = "conf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.conf	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\conf_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
3020	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3020	AcroRd32.exe
3020	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2324	2712	cmd.exe	30
PID 2712 wrote to memory of 2324	2712	cmd.exe	30
PID 2712 wrote to memory of 2324	2712	cmd.exe	30
PID 2324 wrote to memory of 3020	2324	rundll32.exe	31
PID 2324 wrote to memory of 3020	2324	rundll32.exe	31
PID 2324 wrote to memory of 3020	2324	rundll32.exe	31
PID 2324 wrote to memory of 3020	2324	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\avupdate-savapilib-engine.conf"
1⤵
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\avupdate-savapilib-engine.conf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2324
- - 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\$APPDATA\TotalAV\updates\SAVAPI 8.0.1\avupdate-savapilib-engine.conf"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3020

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

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
ecc6a7ac52a89096e03c15196b23fc69

SHA1
2b71e1386405ac6b9d2f4630d4dc993c21b5c115

SHA256
d45a64a5728d4602310232fb6750bafa440ae5e21a9b51354f46868961571f0d

SHA512
dc5a653568f9340e22fd09cbdd52a217b95a54663b99ac6eab0a10cdc6a8f40e2d75d3c94c8a660f69ad491b3fee511ec8615c19d269c617fa88c7ddb4697b35

Download Submit