8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5

Analysis

max time kernel
151s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 05:05

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General

Target

8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
Size

62KB
MD5

098d7791585a73213b2509a522f1a800
SHA1

c8ee8924e95da74919e503462d041c8dd2fce82f
SHA256

8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5
SHA512

091964a8846e62a1f46668f5f5b9d2006eba8d1ae52836f2a821d583fa3cd6ac9c23bffb447e0b772bb1c75c5500e99485a6084f0a1c1ec41875311445719d65
SSDEEP

768:64lzcg6Li/wNDB80a9Uyjw+fyseO+PCV/pPxedeVpy4lzcn:64Bc5iOY84+6VCUy4Bcn

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4248	PFMNTNG.EXE
3976	PFMNTNG.EXE

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\pfmntng = "C:\\WINDOWS\\SYSTEM32\\PFMNTNG.EXE"	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SysWOW64\PFMNTNG.EXE	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
File created	C:\WINDOWS\SysWOW64\PFMNTNG.EXE	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
File opened for modification	C:\WINDOWS\SysWOW64\PFMNTNG.EXE	PFMNTNG.EXE
File created	C:\WINDOWS\SysWOW64\PFMNTNG.EXE	PFMNTNG.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4460	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
4248	PFMNTNG.EXE
3976	PFMNTNG.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4248	4460	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe	79
PID 4460 wrote to memory of 4248	4460	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe	79
PID 4460 wrote to memory of 4248	4460	8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe	79
PID 4248 wrote to memory of 3976	4248	PFMNTNG.EXE	80
PID 4248 wrote to memory of 3976	4248	PFMNTNG.EXE	80
PID 4248 wrote to memory of 3976	4248	PFMNTNG.EXE	80

C:\Users\Admin\AppData\Local\Temp\8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe
"C:\Users\Admin\AppData\Local\Temp\8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4460
- C:\WINDOWS\SysWOW64\PFMNTNG.EXE
  "C:\WINDOWS\SYSTEM32\PFMNTNG.EXE" C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\8334CC849375E9B6B337638EAD8F70CA1138855ABE839DA8B59A2C94115CA0D5.EXE
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4248
- - C:\WINDOWS\SysWOW64\PFMNTNG.EXE
    "C:\WINDOWS\SYSTEM32\PFMNTNG.EXE" C:\WINDOWS\SYSWOW64\PFMNTNG.EXE
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:3976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\WINDOWS\SysWOW64\PFMNTNG.EXE

Filesize
62KB

MD5
098d7791585a73213b2509a522f1a800

SHA1
c8ee8924e95da74919e503462d041c8dd2fce82f

SHA256
8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5

SHA512
091964a8846e62a1f46668f5f5b9d2006eba8d1ae52836f2a821d583fa3cd6ac9c23bffb447e0b772bb1c75c5500e99485a6084f0a1c1ec41875311445719d65

Download Submit
C:\Windows\SysWOW64\PFMNTNG.EXE

Filesize
62KB

MD5
098d7791585a73213b2509a522f1a800

SHA1
c8ee8924e95da74919e503462d041c8dd2fce82f

SHA256
8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5

SHA512
091964a8846e62a1f46668f5f5b9d2006eba8d1ae52836f2a821d583fa3cd6ac9c23bffb447e0b772bb1c75c5500e99485a6084f0a1c1ec41875311445719d65

Download Submit
C:\Windows\SysWOW64\PFMNTNG.EXE

Filesize
62KB

MD5
098d7791585a73213b2509a522f1a800

SHA1
c8ee8924e95da74919e503462d041c8dd2fce82f

SHA256
8334cc849375e9b6b337638ead8f70ca1138855abe839da8b59a2c94115ca0d5

SHA512
091964a8846e62a1f46668f5f5b9d2006eba8d1ae52836f2a821d583fa3cd6ac9c23bffb447e0b772bb1c75c5500e99485a6084f0a1c1ec41875311445719d65

Download Submit
memory/3976-144-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4248-146-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4460-134-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4460-145-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download