50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-en-20211208
submitted
10-03-2022 18:41

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General

Target

50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
Size

876KB
MD5

c56f66280de5fe29f75e72525ac54fe1
SHA1

79928f9c7ed0cea9850bf98db365ee59371399e3
SHA256

50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58
SHA512

f65bdfd1e58440ed6febb95b07d5a8e9afafe28a322ae78fa79228be5a9ae48e6064c8d304d8008eb4d3b8d468a5c9f1162dd1e0eb47d43daa018dee864b995e

Score

9^/10

Malware Config

Signatures

Nirsoft 13 IoCs

resource	yara_rule
behavioral1/files/0x0007000000012604-60.dat	Nirsoft
behavioral1/files/0x0007000000012604-61.dat	Nirsoft
behavioral1/files/0x0007000000012604-62.dat	Nirsoft
behavioral1/files/0x0007000000012604-64.dat	Nirsoft
behavioral1/files/0x0007000000012604-65.dat	Nirsoft
behavioral1/files/0x0007000000012604-66.dat	Nirsoft
behavioral1/files/0x0007000000012604-67.dat	Nirsoft
behavioral1/files/0x0007000000012604-69.dat	Nirsoft
behavioral1/files/0x0007000000012604-70.dat	Nirsoft
behavioral1/files/0x0007000000012604-71.dat	Nirsoft
behavioral1/files/0x0007000000012604-73.dat	Nirsoft
behavioral1/files/0x0007000000012604-74.dat	Nirsoft
behavioral1/files/0x0007000000012604-75.dat	Nirsoft

Executes dropped EXE 5 IoCs

pid	Process
548	AdvancedRun.exe
1536	AdvancedRun.exe
960	AdvancedRun.exe
828	AdvancedRun.exe
1760	Wrvqtyoyuopenbullet.exe

Loads dropped DLL 14 IoCs

pid	Process
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
548	AdvancedRun.exe
548	AdvancedRun.exe
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
960	AdvancedRun.exe
960	AdvancedRun.exe
1188	WScript.exe
1428	WerFault.exe
1428	WerFault.exe
1428	WerFault.exe
1428	WerFault.exe
1428	WerFault.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1688	1744	WerFault.exe	35
1428	1760	WerFault.exe	34

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
548	AdvancedRun.exe
548	AdvancedRun.exe
1536	AdvancedRun.exe
1536	AdvancedRun.exe
960	AdvancedRun.exe
960	AdvancedRun.exe
828	AdvancedRun.exe
828	AdvancedRun.exe
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
Token: SeDebugPrivilege	548	AdvancedRun.exe
Token: SeImpersonatePrivilege	548	AdvancedRun.exe
Token: SeDebugPrivilege	1536	AdvancedRun.exe
Token: SeImpersonatePrivilege	1536	AdvancedRun.exe
Token: SeDebugPrivilege	960	AdvancedRun.exe
Token: SeImpersonatePrivilege	960	AdvancedRun.exe
Token: SeDebugPrivilege	828	AdvancedRun.exe
Token: SeImpersonatePrivilege	828	AdvancedRun.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 548	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	29
PID 1388 wrote to memory of 548	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	29
PID 1388 wrote to memory of 548	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	29
PID 1388 wrote to memory of 548	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	29
PID 548 wrote to memory of 1536	548	AdvancedRun.exe	30
PID 548 wrote to memory of 1536	548	AdvancedRun.exe	30
PID 548 wrote to memory of 1536	548	AdvancedRun.exe	30
PID 548 wrote to memory of 1536	548	AdvancedRun.exe	30
PID 1388 wrote to memory of 960	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	31
PID 1388 wrote to memory of 960	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	31
PID 1388 wrote to memory of 960	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	31
PID 1388 wrote to memory of 960	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	31
PID 960 wrote to memory of 828	960	AdvancedRun.exe	32
PID 960 wrote to memory of 828	960	AdvancedRun.exe	32
PID 960 wrote to memory of 828	960	AdvancedRun.exe	32
PID 960 wrote to memory of 828	960	AdvancedRun.exe	32
PID 1388 wrote to memory of 1188	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	33
PID 1388 wrote to memory of 1188	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	33
PID 1388 wrote to memory of 1188	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	33
PID 1388 wrote to memory of 1188	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	33
PID 1188 wrote to memory of 1760	1188	WScript.exe	34
PID 1188 wrote to memory of 1760	1188	WScript.exe	34
PID 1188 wrote to memory of 1760	1188	WScript.exe	34
PID 1188 wrote to memory of 1760	1188	WScript.exe	34
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1388 wrote to memory of 1744	1388	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	35
PID 1744 wrote to memory of 1688	1744	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	36
PID 1744 wrote to memory of 1688	1744	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	36
PID 1744 wrote to memory of 1688	1744	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	36
PID 1744 wrote to memory of 1688	1744	50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe	36
PID 1760 wrote to memory of 1428	1760	Wrvqtyoyuopenbullet.exe	37
PID 1760 wrote to memory of 1428	1760	Wrvqtyoyuopenbullet.exe	37
PID 1760 wrote to memory of 1428	1760	Wrvqtyoyuopenbullet.exe	37
PID 1760 wrote to memory of 1428	1760	Wrvqtyoyuopenbullet.exe	37

C:\Users\Admin\AppData\Local\Temp\50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
"C:\Users\Admin\AppData\Local\Temp\50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
  "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\sc.exe" /WindowState 0 /CommandLine "stop WinDefend" /StartDirectory "" /RunAs 8 /Run
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:548
- - C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
    "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 548
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1536
- C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
  "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /WindowState 0 /CommandLine "rmdir 'C:\ProgramData\Microsoft\Windows Defender' -Recurse" /StartDirectory "" /RunAs 8 /Run
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:960
- - C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
    "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 960
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:828
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Sqsxfhynivxwpl.vbs"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1188
- - C:\Users\Admin\AppData\Local\Temp\Wrvqtyoyuopenbullet.exe
    "C:\Users\Admin\AppData\Local\Temp\Wrvqtyoyuopenbullet.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:1760
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 656
      4⤵
      Loads dropped DLL
      Program crash
      PID:1428
- C:\Users\Admin\AppData\Local\Temp\50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
  C:\Users\Admin\AppData\Local\Temp\50d95caf72714020836b397fbbbb75e01a5732114bcd51aeae9e36d12b93ed58.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 36
    3⤵
    - Program crash
    PID:1688

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/548-63-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

Filesize
8KB

Download
memory/1388-56-0x0000000000100000-0x00000000001E0000-memory.dmp

Filesize
896KB

Download
memory/1388-57-0x0000000004830000-0x0000000004831000-memory.dmp

Filesize
4KB

Download
memory/1388-59-0x0000000004760000-0x000000000480A000-memory.dmp

Filesize
680KB

Download
memory/1388-55-0x0000000073FA0000-0x000000007468E000-memory.dmp

Filesize
6.9MB

Download
memory/1388-58-0x00000000002D0000-0x00000000002D8000-memory.dmp

Filesize
32KB

Download
memory/1744-86-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-92-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-94-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-96-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-90-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-88-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1744-84-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1760-83-0x0000000073FA0000-0x000000007468E000-memory.dmp

Filesize
6.9MB

Download
memory/1760-97-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

Filesize
4KB

Download
memory/1760-82-0x00000000008C0000-0x00000000009E8000-memory.dmp

Filesize
1.2MB

Download