616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021ab

Analysis

max time kernel
118s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2024, 23:48

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General

Target
616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
Size 610KB
Sample241022-3tyq7sselr
SHA256 616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021ab
MD5 8a686d18774295c6a3dc8706a253f690
SHA1 6293f27d109a33f17fab7d5838156bfe519681d5
SHA512 6a6ec028692c1824a65712171214a413972c5b1ada3cf428275d057b4f9c31c7c23a2a346e4d021aa00d8a9bee65c721ad08ea26b1984f53004f26b8785ac3d0
SSDEEP 12288:XATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:dT+KjUdQqboyyWoK1NGqzuhb
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

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
2348	2620	WerFault.exe	99
4496	2052	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

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
2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2620	winver.exe
2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3408	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2620	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	99
PID 2052 wrote to memory of 2620	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	99
PID 2052 wrote to memory of 2620	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	99
PID 2052 wrote to memory of 2620	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	99
PID 2620 wrote to memory of 3408	2620	winver.exe	55
PID 2052 wrote to memory of 3408	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	55
PID 2052 wrote to memory of 3004	2052	616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3004

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3408
- C:\Users\Admin\AppData\Local\Temp\616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe
  "C:\Users\Admin\AppData\Local\Temp\616cb18ed502e39c2dece441668e6b238f811465ce2b31fb28dca03b9fd021abN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2620
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 300
      4⤵
      Program crash
      PID:2348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 920
    3⤵
    - Program crash
    PID:4496

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2620 -ip 2620
1⤵
PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2052 -ip 2052
1⤵
PID:3696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2052-13-0x0000000005710000-0x0000000006110000-memory.dmp

Download

memory/2052-21-0x0000000004600000-0x0000000004C58000-memory.dmp

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memory/2052-3-0x0000000003D60000-0x0000000003D61000-memory.dmp

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memory/2052-4-0x0000000004600000-0x0000000004C58000-memory.dmp

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memory/2052-5-0x0000000003D60000-0x0000000003D61000-memory.dmp

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memory/2052-9-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/2052-17-0x0000000005710000-0x0000000006110000-memory.dmp

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memory/2052-1-0x0000000004600000-0x0000000004C58000-memory.dmp

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memory/2052-2-0x0000000003D60000-0x0000000003D61000-memory.dmp

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memory/3004-16-0x0000000000030000-0x0000000000036000-memory.dmp

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memory/3004-22-0x0000000000030000-0x0000000000036000-memory.dmp

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memory/3408-8-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

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memory/3408-14-0x0000000000D70000-0x0000000000D76000-memory.dmp

Download

memory/3408-7-0x0000000000AD0000-0x0000000000AD6000-memory.dmp

Download