f3c15f9e40de799bed6b0ab67a36ee95b928841cc86666f0383c463512d53319

Analysis

max time kernel
118s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 22:12

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General

Target
1acd6ceda1d92f464239b7433e5dacc0N.exe
Size 225KB
Sample240715-14xwjsvane
SHA256 f3c15f9e40de799bed6b0ab67a36ee95b928841cc86666f0383c463512d53319
MD5 1acd6ceda1d92f464239b7433e5dacc0
SHA1 9c434b884ac8fe99177b2bb13ed0b13ddd043132
SHA512 e04fedb66f9f61c7f5a4acfa5325dea6e3f94eec984bbe9e1254d0bd16aabdd5d08061e8d6dd2f669925c3fd4533e3121723685365aacd2f4efd7ce6d6a2196b
SSDEEP 6144:fA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:fATuTAnKGwUAW3ycQqgf
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
1828	3172	WerFault.exe	90
3600	2332	WerFault.exe	82

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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3172	winver.exe
3464	Explorer.EXE
3464	Explorer.EXE
2332	1acd6ceda1d92f464239b7433e5dacc0N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3464	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 3172	2332	1acd6ceda1d92f464239b7433e5dacc0N.exe	90
PID 2332 wrote to memory of 3172	2332	1acd6ceda1d92f464239b7433e5dacc0N.exe	90
PID 2332 wrote to memory of 3172	2332	1acd6ceda1d92f464239b7433e5dacc0N.exe	90
PID 2332 wrote to memory of 3172	2332	1acd6ceda1d92f464239b7433e5dacc0N.exe	90
PID 3172 wrote to memory of 3464	3172	winver.exe	56
PID 2332 wrote to memory of 3464	2332	1acd6ceda1d92f464239b7433e5dacc0N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3464
- C:\Users\Admin\AppData\Local\Temp\1acd6ceda1d92f464239b7433e5dacc0N.exe
  "C:\Users\Admin\AppData\Local\Temp\1acd6ceda1d92f464239b7433e5dacc0N.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3172
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 300
      4⤵
      Program crash
      PID:1828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 808
    3⤵
    - Program crash
    PID:3600

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3172 -ip 3172
1⤵
PID:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 2332 -ip 2332
1⤵
PID:3764

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

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Downloads

memory/2332-1-0x0000000004650000-0x0000000004CA8000-memory.dmp

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memory/2332-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

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memory/2332-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/2332-13-0x0000000004650000-0x0000000004CA8000-memory.dmp

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memory/3464-4-0x0000000001440000-0x0000000001446000-memory.dmp

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memory/3464-5-0x0000000001440000-0x0000000001446000-memory.dmp

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memory/3464-10-0x0000000003430000-0x0000000003436000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads