f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38

Analysis

max time kernel
139s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 04:25

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe
Size 225KB
Sample240625-e2fzcszglf
SHA256 f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38
MD5 b5e18c6ab20a541d303d9a530cc9c6b6
SHA1 e1a2c50b3beffec801e523b3d1e85cdbf5362c35
SHA512 e770e217210ace5f908a36a77a290335d575e331080c404d62723e2070d4e0e926a948f0207afa69a46d4ce46fe0d0c46a0c91cfb92202c9596b6335dba0fc37
SSDEEP 6144:ZA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:ZATuTAnKGwUAW3ycQqgf
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3564	4072	WerFault.exe	102
32	1080	WerFault.exe	89

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe
1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4072	winver.exe
1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 4072	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	102
PID 1080 wrote to memory of 4072	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	102
PID 1080 wrote to memory of 4072	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	102
PID 1080 wrote to memory of 4072	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	102
PID 4072 wrote to memory of 3496	4072	winver.exe	56
PID 1080 wrote to memory of 3496	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	56
PID 1080 wrote to memory of 2456	1080	f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2456

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3496
- C:\Users\Admin\AppData\Local\Temp\f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe
  "C:\Users\Admin\AppData\Local\Temp\f6300c3b0d6644109e5a370dde3b0d655dd9cf83ad4cc0a85c5cc4f09af77d38.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1080
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4072
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4072 -s 300
      4⤵
      Program crash
      PID:3564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 944
    3⤵
    - Program crash
    PID:32

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4088,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:8
1⤵
PID:4420

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4072 -ip 4072
1⤵
PID:3752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1080 -ip 1080
1⤵
PID:328

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/1080-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Download

memory/1080-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Download

memory/1080-6-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1080-9-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Download

memory/1080-14-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Download

memory/1080-17-0x00000000045D0000-0x0000000004C28000-memory.dmp

Download

memory/2456-12-0x00000000005A0000-0x00000000005A6000-memory.dmp

Download

memory/2456-18-0x00000000005A0000-0x00000000005A6000-memory.dmp

Download

memory/3496-4-0x0000000000D70000-0x0000000000D76000-memory.dmp

Download

memory/3496-5-0x0000000000D70000-0x0000000000D76000-memory.dmp

Download

memory/3496-10-0x0000000000D80000-0x0000000000D86000-memory.dmp

Download