01c452473b45802d48087ba2546ecc8ccb540474352f39598920d8e0dda0d6fa

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2024, 20:37

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
Size 19KB
Sample241102-zedwpsvfkl
SHA256 01c452473b45802d48087ba2546ecc8ccb540474352f39598920d8e0dda0d6fa
MD5 879b2498b0e6dee18b7c87b6c7ab4226
SHA1 d04ed7f9578037afd07bce60fbdbbcc348797443
SHA512 aafa66b01957967b6563dacf21cf61cfa5d4027a3d24128d767d938908829e22539c9fe43bb160b56a2193d1eb53662919ba5fd2fb18ad01ccbd2f03698f0aff
SSDEEP 384:ZfbZbY3yyMHssFP1b/l/4Mb2sixjKy6Y5L/5:ZfbRY/MHsGNzN4Mb2sixjKYFR
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

defense_evasion discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1948	ravmymon.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ravmymon = "C:\\Program Files\\NetMeeting\\ravmymon.exe"	ravmymon.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\NetMeeting\ravmymon.cfg	ravmymon.exe
File opened for modification	C:\Program Files\NetMeeting\ravmymon.dat	ravmymon.exe
File created	C:\Program Files\NetMeeting\ravmymon.dat	ravmymon.exe
File opened for modification	C:\Program Files\NetMeeting\ravmymon.exe	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
File created	C:\Program Files\NetMeeting\ravmymon.exe	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ravmymon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
1948	ravmymon.exe
1948	ravmymon.exe
1948	ravmymon.exe
1948	ravmymon.exe
1948	ravmymon.exe
1948	ravmymon.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	ravmymon.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3108 wrote to memory of 1948	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	84
PID 3108 wrote to memory of 1948	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	84
PID 3108 wrote to memory of 1948	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	84
PID 1948 wrote to memory of 3432	1948	ravmymon.exe	56
PID 3108 wrote to memory of 3884	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	85
PID 3108 wrote to memory of 3884	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	85
PID 3108 wrote to memory of 3884	3108	879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Users\Admin\AppData\Local\Temp\879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe"
  2⤵
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3108
- - C:\Program Files\NetMeeting\ravmymon.exe
    "C:\Program Files\NetMeeting\ravmymon.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1948
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\879b2498b0e6dee18b7c87b6c7ab4226_JaffaCakes118.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

ravmymon.exe

Path C:\Program Files\NetMeeting\ravmymon.exe
Size 19KB
SHA256 01c452473b45802d48087ba2546ecc8ccb540474352f39598920d8e0dda0d6fa
MD5 879b2498b0e6dee18b7c87b6c7ab4226
SHA1 d04ed7f9578037afd07bce60fbdbbcc348797443
SHA512 aafa66b01957967b6563dacf21cf61cfa5d4027a3d24128d767d938908829e22539c9fe43bb160b56a2193d1eb53662919ba5fd2fb18ad01ccbd2f03698f0aff
SSDEEP 384:ZfbZbY3yyMHssFP1b/l/4Mb2sixjKy6Y5L/5:ZfbRY/MHsGNzN4Mb2sixjKYFR
MD5 SHA1 SHA512 SSDEEP

Submit Download