99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc

General

Target

99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe
Size

610KB
MD5

e6ce96ab85e2e8dbbfa9533f138e23d0
SHA1

e5c659e509592ef5e04b03e16a81c843de9e893b
SHA256

99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc
SHA512

3926f53d1a4bf87a3cb4739a81c70a4dbb29d522b4ea9bc517605b48fc9cb3da4210bd82774d45b19d6625c681662eb3330eb12e057a17de5d12de776f8ccc47
SSDEEP

12288:DATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:hT+KjUdQqboyyWoK1NGqzuhL

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
1324	3792	WerFault.exe	93
1984	4264	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	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.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
4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe
4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3792	winver.exe
4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4264 wrote to memory of 3792	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	93
PID 4264 wrote to memory of 3792	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	93
PID 4264 wrote to memory of 3792	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	93
PID 4264 wrote to memory of 3792	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	93
PID 3792 wrote to memory of 3468	3792	winver.exe	56
PID 4264 wrote to memory of 3468	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	56
PID 4264 wrote to memory of 2984	4264	99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2984

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468
- C:\Users\Admin\AppData\Local\Temp\99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe
  "C:\Users\Admin\AppData\Local\Temp\99343e38d32f92d4b6aacaa5c782a12e7837a75759eebf4a310040a5217cf5dc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4264
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3792
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3792 -s 300
      4⤵
      Program crash
      PID:1324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 936
    3⤵
    - Program crash
    PID:1984

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3792 -ip 3792
1⤵
PID:1536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4264 -ip 4264
1⤵
PID:2152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2984-22-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/2984-16-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/3468-7-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/3468-13-0x0000000001530000-0x0000000001536000-memory.dmp

Filesize
24KB

Download
memory/3468-8-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/4264-4-0x0000000003D00000-0x0000000003D01000-memory.dmp

Filesize
4KB

Download
memory/4264-5-0x0000000003D00000-0x0000000003D01000-memory.dmp

Filesize
4KB

Download
memory/4264-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4264-1-0x0000000004650000-0x0000000004CA8000-memory.dmp

Filesize
6.3MB

Download
memory/4264-12-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4264-3-0x0000000004650000-0x0000000004CA8000-memory.dmp

Filesize
6.3MB

Download
memory/4264-18-0x0000000005A60000-0x0000000006460000-memory.dmp

Filesize
10.0MB

Download
memory/4264-21-0x0000000004650000-0x0000000004CA8000-memory.dmp

Filesize
6.3MB

Download
memory/4264-2-0x0000000003D00000-0x0000000003D01000-memory.dmp

Filesize
4KB

Download

Analysis

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