1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea

General

Target

1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Size

75KB
MD5

d59a3252300a3895894f75e2c64f9b41
SHA1

1e2e7005350aecde985510403a381fcdfcbcce51
SHA256

1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea
SHA512

f8b482fb70212ae1990ce7450f100d0a13377acf57daeedc3f2ff418c751da755d1372e3b6e6e718504ab908845461a95354df5ea78278b731cbf4782c0850f1
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO5qya:GhfxHNIreQm+Hiaqya

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3032	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.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
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\¢«.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
File opened for modification	C:\Windows\SysWOW64\¢«.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
File created	C:\Windows\system\rundll32.exe	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1697195652"	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¢¬ %1"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1697195652"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.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

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3032	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
3032	rundll32.exe
3032	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28
PID 2008 wrote to memory of 3032	2008	1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe	28

C:\Users\Admin\AppData\Local\Temp\1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.exe
"C:\Users\Admin\AppData\Local\Temp\1187a074ceb66e63bbae1100b070125ab70e6d08748bfd0d5c6a3ac3257c75ea.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:2008
- 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:3032

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
79KB

MD5
d8eb0949098ee2b5b6a1b5ac287ad5ac

SHA1
c1285159163bac32bba2280c79dac70d0515a708

SHA256
966e315a5e2d584ab6d29fa4d3da3924777976a699189dc704c2c568cb8b07c1

SHA512
a186ad8eef3d2c9dbcd7ca410a2aa791f7bc160fe5915debbade631ad0489b52ca7d1672ba0644443cdbc9600680904b6070b1880bd2b9bed2f76de5ac0efa8b

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

Filesize
76KB

MD5
8a3e4301fbd7780ac9e48963320da3fc

SHA1
474f4d109e508272a08f7cf08de45af989f983a0

SHA256
4f8b19732449e955544dbc7fdef0d3b8bd2ed60411cac914302ada8e6d2e4f16

SHA512
a7135532d5aa21422f789d15a26bc6a31b056f75e984645e88849fa84fbcd44858fcceffb8bfe5fe891e6a44e85ae06854ce1c0bbcc38cc92b7483798ecc1849

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

Filesize
76KB

MD5
8a3e4301fbd7780ac9e48963320da3fc

SHA1
474f4d109e508272a08f7cf08de45af989f983a0

SHA256
4f8b19732449e955544dbc7fdef0d3b8bd2ed60411cac914302ada8e6d2e4f16

SHA512
a7135532d5aa21422f789d15a26bc6a31b056f75e984645e88849fa84fbcd44858fcceffb8bfe5fe891e6a44e85ae06854ce1c0bbcc38cc92b7483798ecc1849

Download Submit
\Windows\system\rundll32.exe

Filesize
76KB

MD5
8a3e4301fbd7780ac9e48963320da3fc

SHA1
474f4d109e508272a08f7cf08de45af989f983a0

SHA256
4f8b19732449e955544dbc7fdef0d3b8bd2ed60411cac914302ada8e6d2e4f16

SHA512
a7135532d5aa21422f789d15a26bc6a31b056f75e984645e88849fa84fbcd44858fcceffb8bfe5fe891e6a44e85ae06854ce1c0bbcc38cc92b7483798ecc1849

Download Submit
\Windows\system\rundll32.exe

Filesize
76KB

MD5
8a3e4301fbd7780ac9e48963320da3fc

SHA1
474f4d109e508272a08f7cf08de45af989f983a0

SHA256
4f8b19732449e955544dbc7fdef0d3b8bd2ed60411cac914302ada8e6d2e4f16

SHA512
a7135532d5aa21422f789d15a26bc6a31b056f75e984645e88849fa84fbcd44858fcceffb8bfe5fe891e6a44e85ae06854ce1c0bbcc38cc92b7483798ecc1849

Download Submit
memory/2008-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2008-11-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/2008-20-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2008-19-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/3032-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads