d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215

General

Target

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Size

58KB
MD5

5c89dad44a3633266714490c3f01f2f1
SHA1

b6a40eb1acd53b97d132e5004d6115450a2a17bf
SHA256

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215
SHA512

baf6fa9297a8fc1dd81c82b160ac8cfa2a3dfa6ac24e55ae553e5216282fcceb50d31e915b8ac8ea92e4234bee6d4a031c5602f0f9a56f4166f29c8152e5f874
SSDEEP

768:RM5WaKyBevI8OHKA+hmXid6Z9HUEMyerTAzwavKCFC/nGVykmBdwxkpNZsv:S5P2vIg7dNrTAzZv3FaGU5LRm

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4940 set thread context of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1728	1308	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 3 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	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1308	winver.exe
1308	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1308	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 4940 wrote to memory of 3144	4940	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	85
PID 3144 wrote to memory of 1308	3144	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	86
PID 3144 wrote to memory of 1308	3144	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	86
PID 3144 wrote to memory of 1308	3144	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	86
PID 3144 wrote to memory of 1308	3144	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	86
PID 1308 wrote to memory of 3444	1308	winver.exe	56
PID 1308 wrote to memory of 3040	1308	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3040

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
- C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
  "C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4940
- - C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
    "C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3144
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:1308
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1308 -s 400
        5⤵
        Program crash
        
        PID:1728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1308 -ip 1308
1⤵
PID:1916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1308-4-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1308-7-0x00000000005B1000-0x00000000005B2000-memory.dmp

Filesize
4KB

Download
memory/1308-9-0x00000000778B2000-0x00000000778B3000-memory.dmp

Filesize
4KB

Download
memory/1308-8-0x00000000005B0000-0x00000000005C2000-memory.dmp

Filesize
72KB

Download
memory/1308-15-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/3040-13-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/3040-14-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/3040-17-0x00007FFCD4A70000-0x00007FFCD4A71000-memory.dmp

Filesize
4KB

Download
memory/3144-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3444-6-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download
memory/3444-10-0x00007FFCD48ED000-0x00007FFCD48EE000-memory.dmp

Filesize
4KB

Download
memory/3444-3-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download

Analysis

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