9d1cba15b4ddd26481b96a6737214fa0530c73cd5e5df693505a5d48b3d93442

Analysis

max time kernel
118s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 02:51

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
4cc311f0202a6cf065eb8c2d7f9d5470N.exe
Size 225KB
Sample240722-dchk8ayajk
SHA256 9d1cba15b4ddd26481b96a6737214fa0530c73cd5e5df693505a5d48b3d93442
MD5 4cc311f0202a6cf065eb8c2d7f9d5470
SHA1 91697c6750e4a0b1226018f6e25335656b352955
SHA512 42a0c1770c1f2d113ae4005d7afc34c5423c03d1ff8f9e5dbd908c958818359d0995188a47c0ba84fd757625672135c155659a41cc3f52201118ed060e96ec6d
SSDEEP 6144:YA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:YATuTAnKGwUAW3ycQqgf
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
3188	1064	WerFault.exe	100
1848	3408	WerFault.exe	83

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe
3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1064	winver.exe
3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3412	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 1064	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	100
PID 3408 wrote to memory of 1064	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	100
PID 3408 wrote to memory of 1064	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	100
PID 3408 wrote to memory of 1064	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	100
PID 1064 wrote to memory of 3412	1064	winver.exe	55
PID 3408 wrote to memory of 3412	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	55
PID 3408 wrote to memory of 2872	3408	4cc311f0202a6cf065eb8c2d7f9d5470N.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2872

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3412
- C:\Users\Admin\AppData\Local\Temp\4cc311f0202a6cf065eb8c2d7f9d5470N.exe
  "C:\Users\Admin\AppData\Local\Temp\4cc311f0202a6cf065eb8c2d7f9d5470N.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3408
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1064
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 300
      4⤵
      Program crash
      PID:3188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 856
    3⤵
    - Program crash
    PID:1848

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1064 -ip 1064
1⤵
PID:3272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3408 -ip 3408
1⤵
PID:624

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/2872-14-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Download

memory/2872-20-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Download

memory/3408-1-0x0000000004580000-0x0000000004BD8000-memory.dmp

Download

memory/3408-2-0x0000000003E10000-0x0000000003E11000-memory.dmp

Download

memory/3408-3-0x0000000003E10000-0x0000000003E11000-memory.dmp

Download

memory/3408-7-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/3408-11-0x0000000005790000-0x0000000006190000-memory.dmp

Download

memory/3408-16-0x0000000005790000-0x0000000006190000-memory.dmp

Download

memory/3408-19-0x0000000004580000-0x0000000004BD8000-memory.dmp

Download

memory/3412-5-0x0000000002500000-0x0000000002506000-memory.dmp

Download

memory/3412-6-0x0000000002500000-0x0000000002506000-memory.dmp

Download

memory/3412-12-0x0000000002510000-0x0000000002516000-memory.dmp

Download