6c90dfc63bce24689c0c5922f8eac1779c01156dc54c3066bae8ca65198949f5

Analysis

max time kernel
151s
max time network
123s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
26-08-2023 22:06

Target

com/google/android/gms/measurement/internal/AppMeasurementDynamiteService$zzb.class
Size

1KB
MD5

f5604278b0d7aeba5aba3c413663623a
SHA1

f1c4fb18990204272b9ac5e75ec5b9a337740192
SHA256

80bb1e79213073bbba15a967ab15659d2e7c7699326937370e6f61b692d04d7a
SHA512

d84b146833bb4527416f9d3ec439bb1c8d3f4a946b9325f58e0126580dfe17b4c336ed5d96db7f0724076b7a19a4267bbfcb253dcc5f8dff4decceca068f5746

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2468 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2468 AcroRd32.exe
2468 AcroRd32.exe
2468 AcroRd32.exe

pid	process
2468	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1784 wrote to memory of 1476	1784	cmd.exe	rundll32.exe
PID 1784 wrote to memory of 1476	1784	cmd.exe	rundll32.exe
PID 1784 wrote to memory of 1476	1784	cmd.exe	rundll32.exe
PID 1476 wrote to memory of 2468	1476	rundll32.exe	AcroRd32.exe
PID 1476 wrote to memory of 2468	1476	rundll32.exe	AcroRd32.exe
PID 1476 wrote to memory of 2468	1476	rundll32.exe	AcroRd32.exe
PID 1476 wrote to memory of 2468	1476	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\com\google\android\gms\measurement\internal\AppMeasurementDynamiteService$zzb.class
1⤵
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\com\google\android\gms\measurement\internal\AppMeasurementDynamiteService$zzb.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1476
- - 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\com\google\android\gms\measurement\internal\AppMeasurementDynamiteService$zzb.class"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2468

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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

Filesize
3KB

MD5
2421595288217d0e4ad390394c5fe6bb

SHA1
496c7e3954b3bf74dd6e2385f9ccab0dbdad334d

SHA256
72f067a2952ade03d6a985501893e0e30d47d9b223662e1f91bdd54a9e7da42b

SHA512
cb32ae0457b7d40fc69af8a8f1b9db7116a39a13ed7b8ef06f46e6911fb1123f8e2932aaba1b16a024a2fc3eb7146dabb58c2259d506fee9e35647892cf7aab0

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