b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913e

Analysis

max time kernel
110s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 11:05

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General

Target

b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe
Size

225KB
MD5

1050183bcfcab4e3564af4b89ca75ef0
SHA1

366c0a249e8e8287a4fb6a765f11aba78fa0310e
SHA256

b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913e
SHA512

f7a507db4a32c29b65f47515f0d09d47a6b2549b3a06468e85064ffa8e6c3b9b46c6db9656359220439c699bdc7ed6bf035e96f5743688a6810527e8196cb595
SSDEEP

6144:jA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:jATuTAnKGwUAW3ycQqgf

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
736	4100	WerFault.exe	93
1128	4176	WerFault.exe	81

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	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.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 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
4100	winver.exe
4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4176 wrote to memory of 4100	4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	93
PID 4176 wrote to memory of 4100	4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	93
PID 4176 wrote to memory of 4100	4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	93
PID 4176 wrote to memory of 4100	4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	93
PID 4100 wrote to memory of 3412	4100	winver.exe	55
PID 4176 wrote to memory of 3412	4176	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3412
- C:\Users\Admin\AppData\Local\Temp\b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe
  "C:\Users\Admin\AppData\Local\Temp\b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 300
      4⤵
      Program crash
      PID:736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 804
    3⤵
    - Program crash
    PID:1128

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4100 -ip 4100
1⤵
PID:388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4176 -ip 4176
1⤵
PID:1396

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/3412-5-0x0000000000B30000-0x0000000000B36000-memory.dmp

Filesize
24KB

Download
memory/3412-6-0x0000000000B30000-0x0000000000B36000-memory.dmp

Filesize
24KB

Download
memory/3412-10-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/4176-1-0x0000000004680000-0x0000000004CD8000-memory.dmp

Filesize
6.3MB

Download
memory/4176-2-0x0000000003D00000-0x0000000003D01000-memory.dmp

Filesize
4KB

Download
memory/4176-3-0x0000000004680000-0x0000000004CD8000-memory.dmp

Filesize
6.3MB

Download
memory/4176-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4176-13-0x0000000004680000-0x0000000004CD8000-memory.dmp

Filesize
6.3MB

Download