a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
02/07/2024, 01:45

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General

Target
a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe
Size 225KB
Sample240702-b6c7gsvhnp
SHA256 a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880
MD5 7ac31e06ea0bf661c084c01388d5ebf8
SHA1 13a16baa4446212bda39edc9e91a6fd1f4b7c5aa
SHA512 e51fd1d97c9b8fa26ab1c53ad19dad68f8874cad655385ec3544a7dbb24e198dddb883cc28428abd81919919da737984768a99d469ecc3b790e4f77adcef8483
SSDEEP 6144:MA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:MATuTAnKGwUAW3ycQqgf
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
3488	4304	WerFault.exe	98
2628	3596	WerFault.exe	82

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 use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4304	winver.exe
3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 4304	3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe	98
PID 3596 wrote to memory of 4304	3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe	98
PID 3596 wrote to memory of 4304	3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe	98
PID 3596 wrote to memory of 4304	3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe	98
PID 4304 wrote to memory of 3440	4304	winver.exe	56
PID 3596 wrote to memory of 3440	3596	a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3440
- C:\Users\Admin\AppData\Local\Temp\a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe
  "C:\Users\Admin\AppData\Local\Temp\a984965ed9482ee8d79e5282968167556d76d68cc7b2592e6b3b019f0efcd880.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3596
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4304
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 300
      4⤵
      Program crash
      PID:3488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 768
    3⤵
    - Program crash
    PID:2628

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4304 -ip 4304
1⤵
PID:3576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3596 -ip 3596
1⤵
PID:4680

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/3440-4-0x0000000000CC0000-0x0000000000CC6000-memory.dmp

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memory/3440-5-0x0000000000CC0000-0x0000000000CC6000-memory.dmp

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memory/3440-10-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

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memory/3596-1-0x0000000004680000-0x0000000004CD8000-memory.dmp

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memory/3596-2-0x0000000003D90000-0x0000000003D91000-memory.dmp

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memory/3596-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/3596-13-0x0000000004680000-0x0000000004CD8000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads