8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb

General

Target

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Size

84KB
MD5

d88fd15309e0863d6a90aa9dcd81b058
SHA1

5590c3f50acef7fff67c1f7a9c18a28854eff253
SHA256

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb
SHA512

14475ff66a3cb452a9c12f1f9965d0b89faad2dea1c16e38baebf50e87d00e353e68b540291ff2dc22949436f6bf08fabfe3fdae475bb1fbe2ea7399ea649cbf
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOwDVE6r:GhfxHNIreQm+HiDDVE6r

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

rundll32.exe

pid process

2484 rundll32.exe

pid	process
2484	rundll32.exe

Loads dropped DLL 2 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

pid	process
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

rundll32.exe8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

description	ioc	process
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
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Drops file in System32 directory 4 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\¢«.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
File created	C:\Windows\SysWOW64\¢«.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Drops file in Windows directory 2 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

description	ioc	process
File opened for modification	C:\Windows\system\rundll32.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
File created	C:\Windows\system\rundll32.exe	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Modifies registry class 15 IoCs

Processes:

rundll32.exe8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1714256300"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1714256300"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

pid	process
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

2484 rundll32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exerundll32.exe

pid process

2952 8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
2484 rundll32.exe
2484 rundll32.exe

pid	process
2484	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe

description	pid	process	target process
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe
PID 2952 wrote to memory of 2484	2952	8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.exe
"C:\Users\Admin\AppData\Local\Temp\8d09b570788c880e4c19d324b57dac5d069fc7554e8873b5c75cf270e5e361fb.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:2952

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:2484

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe
Filesize
74KB

MD5
4e9fc6d4aa112163249b86caa7542602

SHA1
05afdc5969a5820d84fe057253e52d71d4d8dcd4

SHA256
1d32f8ae0ea13200fde72ec7375314e9e4cc62d13447f3d76c682cb1046a1e79

SHA512
cf5ca67315feea25cd4c4cc7ff8ce1a4ef21c8b9c403ff43155d4a9089e75272ad9b8231fb8bd2b9605b84fe2a8bbe4c02dad7cf63e8b46e3cac93370b606071

Download Submit
\Windows\system\rundll32.exe
Filesize
74KB

MD5
b4d22a05c67f9e4c6475f4c8542ab50b

SHA1
aff18b951c2ed04a4886d679ea0cd55fcb8fc3fb

SHA256
a314742a25a60dfca35542c754c31658395dcb86b33a8dd6fb3a41a38beaff0e

SHA512
bf1128f92171065d43ca44fce98d2b48ae1c999e8a1d9adf785761cfe4c90e6f14f49b962779d53cc11bb561602771dff0951c9eb921be200632764f7330a342

Download Submit
memory/2484-20-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2952-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2952-12-0x00000000003E0000-0x00000000003F6000-memory.dmp

Filesize
88KB

Download
memory/2952-19-0x00000000003E0000-0x00000000003F6000-memory.dmp

Filesize
88KB

Download
memory/2952-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2952-22-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads