1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

Analysis

max time kernel
148s
max time network
48s
platform
windows7_x64
resource
win7-20220414-en
submitted
12/06/2022, 18:45

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General

Target

1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe
Size

958KB
MD5

f1192a02588dfb2051b7524545a7d0f3
SHA1

0569b1b17c61f8d79d207fd12433689ae386cb4f
SHA256

1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d
SHA512

f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1780	FontCache.exe
1092	PresentationFontCache.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PresentationFontCache.lnk	PresentationFontCache.exe

Loads dropped DLL 7 IoCs

pid	Process
480	cmd.exe
1092	PresentationFontCache.exe
1760	WerFault.exe
1760	WerFault.exe
1760	WerFault.exe
1760	WerFault.exe
1760	WerFault.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1092 set thread context of 1036	1092	PresentationFontCache.exe	47

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1760	1092	WerFault.exe	42

NTFS ADS 7 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe:Zone.Identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe:Zone.Identifier	cmd.exe
File created	C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe:Zone.Identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe:Zone.Identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\FontCache.exe:Zone.Identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\FontCache.exe:Zone.Identifier	cmd.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe\:Zone.Identifier:$DATA	cmd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe
Token: SeDebugPrivilege	1780	FontCache.exe
Token: SeDebugPrivilege	1092	PresentationFontCache.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 944 wrote to memory of 996	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	27
PID 944 wrote to memory of 996	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	27
PID 944 wrote to memory of 996	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	27
PID 944 wrote to memory of 996	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	27
PID 944 wrote to memory of 1992	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	29
PID 944 wrote to memory of 1992	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	29
PID 944 wrote to memory of 1992	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	29
PID 944 wrote to memory of 1992	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	29
PID 944 wrote to memory of 2000	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	31
PID 944 wrote to memory of 2000	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	31
PID 944 wrote to memory of 2000	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	31
PID 944 wrote to memory of 2000	944	1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe	31
PID 2000 wrote to memory of 1780	2000	cmd.exe	33
PID 2000 wrote to memory of 1780	2000	cmd.exe	33
PID 2000 wrote to memory of 1780	2000	cmd.exe	33
PID 2000 wrote to memory of 1780	2000	cmd.exe	33
PID 1780 wrote to memory of 428	1780	FontCache.exe	34
PID 1780 wrote to memory of 428	1780	FontCache.exe	34
PID 1780 wrote to memory of 428	1780	FontCache.exe	34
PID 1780 wrote to memory of 428	1780	FontCache.exe	34
PID 1780 wrote to memory of 1364	1780	FontCache.exe	36
PID 1780 wrote to memory of 1364	1780	FontCache.exe	36
PID 1780 wrote to memory of 1364	1780	FontCache.exe	36
PID 1780 wrote to memory of 1364	1780	FontCache.exe	36
PID 1780 wrote to memory of 296	1780	FontCache.exe	38
PID 1780 wrote to memory of 296	1780	FontCache.exe	38
PID 1780 wrote to memory of 296	1780	FontCache.exe	38
PID 1780 wrote to memory of 296	1780	FontCache.exe	38
PID 1780 wrote to memory of 480	1780	FontCache.exe	40
PID 1780 wrote to memory of 480	1780	FontCache.exe	40
PID 1780 wrote to memory of 480	1780	FontCache.exe	40
PID 1780 wrote to memory of 480	1780	FontCache.exe	40
PID 480 wrote to memory of 1092	480	cmd.exe	42
PID 480 wrote to memory of 1092	480	cmd.exe	42
PID 480 wrote to memory of 1092	480	cmd.exe	42
PID 480 wrote to memory of 1092	480	cmd.exe	42
PID 1092 wrote to memory of 1940	1092	PresentationFontCache.exe	43
PID 1092 wrote to memory of 1940	1092	PresentationFontCache.exe	43
PID 1092 wrote to memory of 1940	1092	PresentationFontCache.exe	43
PID 1092 wrote to memory of 1940	1092	PresentationFontCache.exe	43
PID 1092 wrote to memory of 1016	1092	PresentationFontCache.exe	45
PID 1092 wrote to memory of 1016	1092	PresentationFontCache.exe	45
PID 1092 wrote to memory of 1016	1092	PresentationFontCache.exe	45
PID 1092 wrote to memory of 1016	1092	PresentationFontCache.exe	45
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1036	1092	PresentationFontCache.exe	47
PID 1092 wrote to memory of 1760	1092	PresentationFontCache.exe	48
PID 1092 wrote to memory of 1760	1092	PresentationFontCache.exe	48
PID 1092 wrote to memory of 1760	1092	PresentationFontCache.exe	48
PID 1092 wrote to memory of 1760	1092	PresentationFontCache.exe	48

C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe
"C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:944
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe:Zone.Identifier"
  2⤵
  - NTFS ADS
  PID:996
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d.exe:Zone.Identifier"
  2⤵
  - NTFS ADS
  PID:1992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\Temp\FontCache.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Users\Admin\AppData\Local\Temp\FontCache.exe
    "C:\Users\Admin\AppData\Local\Temp\FontCache.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1780
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\FontCache.exe:Zone.Identifier"
      4⤵
      NTFS ADS
      PID:428
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\FontCache.exe:Zone.Identifier"
      4⤵
      NTFS ADS
      PID:1364
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\FontCache.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe"
      4⤵
      NTFS ADS
      PID:296
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe"
      4⤵
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:480
    - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe"
        5⤵
        Executes dropped EXE
        Drops startup file
        Loads dropped DLL
        Suspicious use of SetThreadContext
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1092
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe:Zone.Identifier"
        6⤵
        NTFS ADS
        
        PID:1940
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe:Zone.Identifier"
        6⤵
        NTFS ADS
        
        PID:1016
      - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        6⤵
        
        PID:1036
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 1100
        6⤵
        Loads dropped DLL
        Program crash
        
        PID:1760

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

C:\Users\Admin\AppData\Local\Temp\FontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\PresentationFontCache.exe

Filesize
958KB

MD5
f1192a02588dfb2051b7524545a7d0f3

SHA1
0569b1b17c61f8d79d207fd12433689ae386cb4f

SHA256
1f2f65ef1c3fb25eb078a61a9e1a3b01bbac9c502294df72b45faaa19687b42d

SHA512
f25b0ede75346db5c7aa6a68130a1c1661f0135d3fbc7af7ee4e96bbd2c1cde500ef7f480541743df4ef4241bc2b66f4304e2364b6444552857eead13ec173f3

Download Submit
memory/944-54-0x0000000000BF0000-0x0000000000CE6000-memory.dmp

Filesize
984KB

Download
memory/944-60-0x0000000004310000-0x000000000431C000-memory.dmp

Filesize
48KB

Download
memory/944-58-0x00000000020F0000-0x00000000020F8000-memory.dmp

Filesize
32KB

Download
memory/944-56-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/944-55-0x0000000000980000-0x00000000009A8000-memory.dmp

Filesize
160KB

Download
memory/1036-84-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-88-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-98-0x00000000003A0000-0x00000000003C8000-memory.dmp

Filesize
160KB

Download
memory/1036-97-0x00000000049E0000-0x0000000004A8E000-memory.dmp

Filesize
696KB

Download
memory/1036-80-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-81-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-83-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-91-0x00000000002F0000-0x0000000000300000-memory.dmp

Filesize
64KB

Download
memory/1036-85-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1036-90-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1092-74-0x0000000001180000-0x0000000001276000-memory.dmp

Filesize
984KB

Download
memory/1092-79-0x0000000004A80000-0x0000000004A8C000-memory.dmp

Filesize
48KB

Download
memory/1780-64-0x00000000010E0000-0x00000000011D6000-memory.dmp

Filesize
984KB

Download