8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd

General

Target

8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
Size

93KB
MD5

c6f5d6270d704db347dc7ced3dd11f50
SHA1

3754660ef16306ce4489e4940ab98e654468588a
SHA256

8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd
SHA512

eb329315b41f9a844cd86765244a369721ab7908320d5d90a4e76b00bfd8c310e566a9bb225cb69522f145861635a61cb23bbc263515137acc6db1b8363d2601
SSDEEP

1536:CXyvtA0MYL3OpBlHDxpmzVurN4vjWif+Q5ei6HNdsngRIhs2GDm:Cqt+XFpO0OvZfNTgGhhGa

Score

8^/10

persistence

Malware Config

Signatures

Adds policy 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\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	SysAnti.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\SysAnti = "C:\\Program Files (x86)\\Common Files\\SysAnti.exe"	SysAnti.exe

Executes dropped EXE 1 IoCs

pid	Process
4880	SysAnti.exe

Loads dropped DLL 3 IoCs

pid	Process
428	Rundll32.exe
428	Rundll32.exe
4924	Rundll32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4880 set thread context of 4824	4880	SysAnti.exe	84

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\SysAnti.exe	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
File created	C:\Program Files (x86)\Common Files\SysAnti.exe	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\tbvws.fon	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
File created	C:\Windows\Fonts\coeo.fon	Rundll32.exe
File opened for modification	C:\Windows\Fonts\coeo.fon	Rundll32.exe
File created	C:\Windows\Fonts\tdukl.fon	SysAnti.exe
File created	C:\Windows\Fonts\chnb.fon	Rundll32.exe
File opened for modification	C:\Windows\Fonts\chnb.fon	Rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4768	4824	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
4880	SysAnti.exe
4880	SysAnti.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
668	Process not Found
668	Process not Found

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
Token: SeDebugPrivilege	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
Token: SeDebugPrivilege	428	Rundll32.exe
Token: SeDebugPrivilege	4880	SysAnti.exe
Token: SeDebugPrivilege	4880	SysAnti.exe
Token: SeDebugPrivilege	4924	Rundll32.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3892 wrote to memory of 428	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	81
PID 3892 wrote to memory of 428	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	81
PID 3892 wrote to memory of 428	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	81
PID 3892 wrote to memory of 4880	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	82
PID 3892 wrote to memory of 4880	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	82
PID 3892 wrote to memory of 4880	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	82
PID 4880 wrote to memory of 4924	4880	SysAnti.exe	83
PID 4880 wrote to memory of 4924	4880	SysAnti.exe	83
PID 4880 wrote to memory of 4924	4880	SysAnti.exe	83
PID 4880 wrote to memory of 4824	4880	SysAnti.exe	84
PID 4880 wrote to memory of 4824	4880	SysAnti.exe	84
PID 4880 wrote to memory of 4824	4880	SysAnti.exe	84
PID 4880 wrote to memory of 4824	4880	SysAnti.exe	84
PID 4880 wrote to memory of 4824	4880	SysAnti.exe	84
PID 3892 wrote to memory of 4748	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	86
PID 3892 wrote to memory of 4748	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	86
PID 3892 wrote to memory of 4748	3892	8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe	86

C:\Users\Admin\AppData\Local\Temp\8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe
"C:\Users\Admin\AppData\Local\Temp\8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe"
1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\Rundll32.exe
  C:\Windows\System32\Rundll32.exe "C:\Windows\Fonts\tbvws.fon",MyKILLEntry
  2⤵
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:428
- C:\Program Files (x86)\Common Files\SysAnti.exe
  "C:\Program Files (x86)\Common Files\SysAnti.exe" -One
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Windows\SysWOW64\Rundll32.exe
    C:\Windows\System32\Rundll32.exe "C:\Windows\Fonts\tdukl.fon",MyKILLEntry
    3⤵
    - Loads dropped DLL
    - Drops file in Windows directory
    - Suspicious use of AdjustPrivilegeToken
    PID:4924
- - C:\Windows\SysWOW64\Svchost.exe
    C:\Windows\System32\Svchost.exe
    3⤵
    PID:4824
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 12
      4⤵
      Program crash
      PID:4768
- C:\Windows\SysWOW64\cmd.exe
  cmd /c erase /F "C:\Users\Admin\AppData\Local\Temp\8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd.exe" > nul
  2⤵
  PID:4748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4824 -ip 4824
1⤵
PID:4692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Common Files\SysAnti.exe

Filesize
93KB

MD5
c6f5d6270d704db347dc7ced3dd11f50

SHA1
3754660ef16306ce4489e4940ab98e654468588a

SHA256
8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd

SHA512
eb329315b41f9a844cd86765244a369721ab7908320d5d90a4e76b00bfd8c310e566a9bb225cb69522f145861635a61cb23bbc263515137acc6db1b8363d2601

Download Submit
C:\Program Files (x86)\Common Files\SysAnti.exe

Filesize
93KB

MD5
c6f5d6270d704db347dc7ced3dd11f50

SHA1
3754660ef16306ce4489e4940ab98e654468588a

SHA256
8ba30df49f94005822b3d1264121c1ec3ae879fd27f798e58b3608b701d265dd

SHA512
eb329315b41f9a844cd86765244a369721ab7908320d5d90a4e76b00bfd8c310e566a9bb225cb69522f145861635a61cb23bbc263515137acc6db1b8363d2601

Download Submit
C:\Windows\Fonts\tbvws.fon

Filesize
31KB

MD5
e3b07bfb8f477249293bb7f74f81c62e

SHA1
cba4bf1be14055ac14b5979e08206fdaaa395294

SHA256
a52cce9148b56de137624466dad8067297e2aa995c9e2c272ff248682f6cfa33

SHA512
6dd2e1f618729ddc7c65e25d367c43ac9350477c199b56fa68540063b6dad316e0eb9ce67cbd2ece83102d34444095e38280d908065148941e7a788a284876a6

Download Submit
C:\Windows\Fonts\tbvws.fon

Filesize
31KB

MD5
e3b07bfb8f477249293bb7f74f81c62e

SHA1
cba4bf1be14055ac14b5979e08206fdaaa395294

SHA256
a52cce9148b56de137624466dad8067297e2aa995c9e2c272ff248682f6cfa33

SHA512
6dd2e1f618729ddc7c65e25d367c43ac9350477c199b56fa68540063b6dad316e0eb9ce67cbd2ece83102d34444095e38280d908065148941e7a788a284876a6

Download Submit
C:\Windows\Fonts\tbvws.fon

Filesize
31KB

MD5
e3b07bfb8f477249293bb7f74f81c62e

SHA1
cba4bf1be14055ac14b5979e08206fdaaa395294

SHA256
a52cce9148b56de137624466dad8067297e2aa995c9e2c272ff248682f6cfa33

SHA512
6dd2e1f618729ddc7c65e25d367c43ac9350477c199b56fa68540063b6dad316e0eb9ce67cbd2ece83102d34444095e38280d908065148941e7a788a284876a6

Download Submit
C:\Windows\Fonts\tdukl.fon

Filesize
31KB

MD5
e3b07bfb8f477249293bb7f74f81c62e

SHA1
cba4bf1be14055ac14b5979e08206fdaaa395294

SHA256
a52cce9148b56de137624466dad8067297e2aa995c9e2c272ff248682f6cfa33

SHA512
6dd2e1f618729ddc7c65e25d367c43ac9350477c199b56fa68540063b6dad316e0eb9ce67cbd2ece83102d34444095e38280d908065148941e7a788a284876a6

Download Submit
C:\Windows\Fonts\tdukl.fon

Filesize
31KB

MD5
e3b07bfb8f477249293bb7f74f81c62e

SHA1
cba4bf1be14055ac14b5979e08206fdaaa395294

SHA256
a52cce9148b56de137624466dad8067297e2aa995c9e2c272ff248682f6cfa33

SHA512
6dd2e1f618729ddc7c65e25d367c43ac9350477c199b56fa68540063b6dad316e0eb9ce67cbd2ece83102d34444095e38280d908065148941e7a788a284876a6

Download Submit
memory/428-136-0x0000000000680000-0x000000000068D000-memory.dmp

Filesize
52KB

Download
memory/4824-144-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

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