e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105

General

Target

e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Size

77KB
MD5

9b0a9937fec1d7018a457b32a3c38dbf
SHA1

846684d12de79125108337611fa4622a4cd040dc
SHA256

e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105
SHA512

4e400a7f562d15479e8b472bc8361fda242697e096b1d5dbfa8a368bb458e296e96c705e91859f669677dcb71db3231ab2d4f676b85506d42c2cb2ae6abe8c49
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOZKhm:GhfxHNIreQm+HieKhm

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2904	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\¢«.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
File created	C:\Windows\SysWOW64\¢«.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
File created	C:\Windows\system\rundll32.exe	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1695271585"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1695271585"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2904	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
2904	rundll32.exe
2904	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28
PID 2172 wrote to memory of 2904	2172	e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe	28

C:\Users\Admin\AppData\Local\Temp\e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe
"C:\Users\Admin\AppData\Local\Temp\e4be467f7ead8e346239df7ec1745f7904a4f3918eaedafbbb0280c3f8bea105.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\system\rundll32.exe
  C:\Windows\system\rundll32.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
76KB

MD5
580503458ec7b5f4a93ff2d550e97994

SHA1
af2b3e4c24edca14efad85bdd0831c4432cf4c99

SHA256
6e3ee63d173db57559c5429b0a79e19987df05afaaaf159c1c62f2fdd2b34dee

SHA512
59520b7637e358e87bfc97020089506abf0b971bef2dbc7377b8c793a650016c812b6331a24e9d2c008850293caf9682ab2f704642a93179803efb6302ad9ad6

Download Submit
C:\Windows\system\rundll32.exe

Filesize
78KB

MD5
a3cc1c1e1a22b36f81fba78dc8ed4ea6

SHA1
d083dcf897a8f10e3a083dd159d40d9a1ba3cbe3

SHA256
ec1ec2be2ef4c64852718aecd9686e360ab645fae54ab6bb8f0f58585d40f870

SHA512
766ed9848bd4266ba6c1f6af8c9a9e3685cf8b087ec292f5c990ecc8410d1ac3074f83ec11db47af53856c4e008f42b081f58bfae7231bd3c3ef3b954bced169

Download Submit
C:\Windows\system\rundll32.exe

Filesize
78KB

MD5
a3cc1c1e1a22b36f81fba78dc8ed4ea6

SHA1
d083dcf897a8f10e3a083dd159d40d9a1ba3cbe3

SHA256
ec1ec2be2ef4c64852718aecd9686e360ab645fae54ab6bb8f0f58585d40f870

SHA512
766ed9848bd4266ba6c1f6af8c9a9e3685cf8b087ec292f5c990ecc8410d1ac3074f83ec11db47af53856c4e008f42b081f58bfae7231bd3c3ef3b954bced169

Download Submit
\Windows\system\rundll32.exe

Filesize
78KB

MD5
a3cc1c1e1a22b36f81fba78dc8ed4ea6

SHA1
d083dcf897a8f10e3a083dd159d40d9a1ba3cbe3

SHA256
ec1ec2be2ef4c64852718aecd9686e360ab645fae54ab6bb8f0f58585d40f870

SHA512
766ed9848bd4266ba6c1f6af8c9a9e3685cf8b087ec292f5c990ecc8410d1ac3074f83ec11db47af53856c4e008f42b081f58bfae7231bd3c3ef3b954bced169

Download Submit
\Windows\system\rundll32.exe

Filesize
78KB

MD5
a3cc1c1e1a22b36f81fba78dc8ed4ea6

SHA1
d083dcf897a8f10e3a083dd159d40d9a1ba3cbe3

SHA256
ec1ec2be2ef4c64852718aecd9686e360ab645fae54ab6bb8f0f58585d40f870

SHA512
766ed9848bd4266ba6c1f6af8c9a9e3685cf8b087ec292f5c990ecc8410d1ac3074f83ec11db47af53856c4e008f42b081f58bfae7231bd3c3ef3b954bced169

Download Submit
memory/2172-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2172-12-0x00000000002C0000-0x00000000002D6000-memory.dmp

Filesize
88KB

Download
memory/2172-18-0x00000000002C0000-0x00000000002D6000-memory.dmp

Filesize
88KB

Download
memory/2172-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2172-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2904-20-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2904-23-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads