2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c

Analysis

max time kernel
32s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 21:13

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General

Target

2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
Size

76KB
MD5

272870fedad583cf538f97a115f5a658
SHA1

1aad162d8b845a0b7b236038d2f40af08c8ae306
SHA256

2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c
SHA512

ed50b585601edc6b4ac37e2d033395c072b1ae67025ab6922eda81c64b7bd302d1e8d372cc5e33ef56e955556e5aea56574d1ff1e48753b2231686c4712fd9a5
SSDEEP

1536:Bo+PkB4ENPUwhweme0Dcuj6I9KRoxtxrUMVPeWq0pxIojLtiS9e:Bo+Pk+ePU4w9eScuj6I9pfxtVPeSIoNO

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1900	iexplore
2020	iexplore

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}\StubPath = "C:\\Program Files\\iexplore"	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}	userinit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{21E9C5D3-EBFF-11CD-B6FD-00AA00B4E22A}\StubPath = "C:\\Program Files\\iexplore"	userinit.exe

Deletes itself 1 IoCs

pid	Process
972	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
1896	userinit.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1900 set thread context of 1896	1900	iexplore	28

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\iexplore	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
File created	C:\Program Files\iexplore	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
File opened for modification	C:\Program Files\iexplore	userinit.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 552 wrote to memory of 1900	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	27
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 1900 wrote to memory of 1896	1900	iexplore	28
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 552 wrote to memory of 972	552	2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe	29
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 1896 wrote to memory of 2020	1896	userinit.exe	31
PID 2020 wrote to memory of 1968	2020	iexplore	32
PID 2020 wrote to memory of 1968	2020	iexplore	32
PID 2020 wrote to memory of 1968	2020	iexplore	32
PID 2020 wrote to memory of 1968	2020	iexplore	32
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34
PID 1896 wrote to memory of 108	1896	userinit.exe	34

C:\Users\Admin\AppData\Local\Temp\2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe
"C:\Users\Admin\AppData\Local\Temp\2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe"
1⤵
- Modifies Installed Components in the registry
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:552
- C:\Program Files\iexplore
  "C:\Program Files\iexplore"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1900
- - C:\Windows\SysWOW64\userinit.exe
    C:\Windows\SYSTEM32\userinit.exe
    3⤵
    - Modifies Installed Components in the registry
    - Loads dropped DLL
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    PID:1896
  - - C:\Program Files\iexplore
      "C:\Program Files\iexplore"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2020
    - - C:\Windows\Explorer.EXE
        
        C:\Windows\Explorer.EXE
        5⤵
        
        PID:1968
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Windows\SysWOW64\userinit.exe"
      4⤵
      PID:108
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c.exe"
  2⤵
  - Deletes itself
  PID:972

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:\Program Files\iexplore

Filesize
76KB

MD5
272870fedad583cf538f97a115f5a658

SHA1
1aad162d8b845a0b7b236038d2f40af08c8ae306

SHA256
2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c

SHA512
ed50b585601edc6b4ac37e2d033395c072b1ae67025ab6922eda81c64b7bd302d1e8d372cc5e33ef56e955556e5aea56574d1ff1e48753b2231686c4712fd9a5

Download Submit
C:\Program Files\iexplore

Filesize
76KB

MD5
272870fedad583cf538f97a115f5a658

SHA1
1aad162d8b845a0b7b236038d2f40af08c8ae306

SHA256
2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c

SHA512
ed50b585601edc6b4ac37e2d033395c072b1ae67025ab6922eda81c64b7bd302d1e8d372cc5e33ef56e955556e5aea56574d1ff1e48753b2231686c4712fd9a5

Download Submit
C:\Program Files\iexplore

Filesize
26KB

MD5
61ac3efdfacfdd3f0f11dd4fd4044223

SHA1
211295ccda6cf6409189279bf66a212bd53fc650

SHA256
538fe1012fedc72727a8de0c2c01944b3d35c29812ecef88e95aac07235e0b0b

SHA512
754aefaa81b2435e05037c0a7d057fd86ef8f62d49aad399d7fc4ead1e68793e5cc9ba639245a133cfb6f67d1f4bb6a95a972da3ef4ed92855cb1742241f89eb

Download Submit
C:\Program Files\iexplore

Filesize
26KB

MD5
61ac3efdfacfdd3f0f11dd4fd4044223

SHA1
211295ccda6cf6409189279bf66a212bd53fc650

SHA256
538fe1012fedc72727a8de0c2c01944b3d35c29812ecef88e95aac07235e0b0b

SHA512
754aefaa81b2435e05037c0a7d057fd86ef8f62d49aad399d7fc4ead1e68793e5cc9ba639245a133cfb6f67d1f4bb6a95a972da3ef4ed92855cb1742241f89eb

Download Submit
\Program Files\iexplore

Filesize
76KB

MD5
272870fedad583cf538f97a115f5a658

SHA1
1aad162d8b845a0b7b236038d2f40af08c8ae306

SHA256
2143defd25d2fe066ccf8b91eead696f54bc007170623fb291ae4ff565e9872c

SHA512
ed50b585601edc6b4ac37e2d033395c072b1ae67025ab6922eda81c64b7bd302d1e8d372cc5e33ef56e955556e5aea56574d1ff1e48753b2231686c4712fd9a5

Download Submit
\Program Files\iexplore

Filesize
26KB

MD5
61ac3efdfacfdd3f0f11dd4fd4044223

SHA1
211295ccda6cf6409189279bf66a212bd53fc650

SHA256
538fe1012fedc72727a8de0c2c01944b3d35c29812ecef88e95aac07235e0b0b

SHA512
754aefaa81b2435e05037c0a7d057fd86ef8f62d49aad399d7fc4ead1e68793e5cc9ba639245a133cfb6f67d1f4bb6a95a972da3ef4ed92855cb1742241f89eb

Download Submit
memory/552-70-0x0000000010000000-0x000000001003C240-memory.dmp

Filesize
240KB

Download
memory/552-55-0x0000000010000000-0x000000001003C240-memory.dmp

Filesize
240KB

Download
memory/552-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download
memory/1896-61-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-72-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-74-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-68-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-63-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-81-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1896-85-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1900-67-0x0000000010000000-0x000000001003C240-memory.dmp

Filesize
240KB

Download
memory/1968-83-0x000007FEFB6B1000-0x000007FEFB6B3000-memory.dmp

Filesize
8KB

Download