a2f5879fce8098dce5ea1826bb47aecac5b69fc94511bcfc9895e2864bf3fa68

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 20:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3ace6fca2ff49a28e99f632bee5125ff.exe
Size

1.3MB
MD5

3ace6fca2ff49a28e99f632bee5125ff
SHA1

0930f72c421e3d7057aea8335277f67e730e4f85
SHA256

a2f5879fce8098dce5ea1826bb47aecac5b69fc94511bcfc9895e2864bf3fa68
SHA512

d2612f59748648eb55a56956bac5f28869656daa68b72c4a8be5e45bc53155755c09d621bbf75e4764328722d3d17dca1974db55d4e735d92bc99f7d95b30566
SSDEEP

24576:hWwSDQ36eB6ANF4jMs3/ZIU2asJR7otQPNvvSdmmo/x1U4sAWLW9QAoQYP29Fvn9:aDQl6Abo1h52NTDPNvm+x1U4sXWOhBKz

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2916	DNFòùòð0.3.0.exe
2768	silv.exe

Loads dropped DLL 1 IoCs

pid	Process
2768	silv.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WIN32_MS.ime	silv.exe

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

System Information Discovery
T1082

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\£<jw(šx4ÿC:\Windows\system32\MS.log	silv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2916	DNFòùòð0.3.0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	2916	DNFòùòð0.3.0.exe
Token: SeBackupPrivilege	2916	DNFòùòð0.3.0.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2916	DNFòùòð0.3.0.exe
2916	DNFòùòð0.3.0.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2916	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	29
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2232 wrote to memory of 2768	2232	3ace6fca2ff49a28e99f632bee5125ff.exe	28
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31
PID 2768 wrote to memory of 2860	2768	silv.exe	31

C:\Users\Admin\AppData\Local\Temp\3ace6fca2ff49a28e99f632bee5125ff.exe
"C:\Users\Admin\AppData\Local\Temp\3ace6fca2ff49a28e99f632bee5125ff.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\silv.exe
  "C:\silv.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - NTFS ADS
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c c:\delf764846.bat
    3⤵
    PID:2860
- C:\DNFòùòð0.3.0.exe
  "C:\DNFòùòð0.3.0.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2232-16-0x0000000002EC0000-0x000000000323C000-memory.dmp

Filesize
3.5MB

Download
memory/2768-17-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2916-26-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/2916-28-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/2916-27-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/2916-24-0x0000000000D70000-0x00000000010EC000-memory.dmp

Filesize
3.5MB

Download
memory/2916-23-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download
memory/2916-31-0x0000000000400000-0x000000000077C000-memory.dmp

Filesize
3.5MB

Download