0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb

Analysis

max time kernel
48s
max time network
54s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 11:07

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General

Target

0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
Size

290KB
MD5

919f4fd755de8c382e044807ded6fafa
SHA1

2cefe3a8958296f63f915a0e1b74dcea05492aab
SHA256

0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb
SHA512

c8654c539320afc2e05074ae5116c6d09ef041337c8e04fbb55f3b68087e1ec4b784df7e353bd273519be7adb3f944259a45973d7617de1d8e77052e6bea393c
SSDEEP

6144:rAEewIVNnYnecQmLOmABn0S+UCemaHPQva7ZJNVdmTc2CFF1JsId:rbYNYedmLOmA5+UzogZJETc2oX

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

setdebugnt.exe

pid process

1964 setdebugnt.exe

pid	process
1964	setdebugnt.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1976-54-0x0000000000400000-0x0000000000547000-memory.dmp	upx
C:\Windows\setdebugnt.exe	upx
behavioral1/memory/1964-62-0x0000000000400000-0x0000000000547000-memory.dmp	upx
behavioral1/memory/1976-64-0x0000000000400000-0x0000000000547000-memory.dmp	upx
behavioral1/memory/1976-65-0x0000000000400000-0x0000000000547000-memory.dmp	upx
behavioral1/memory/1964-66-0x0000000000400000-0x0000000000547000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

setdebugnt.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	setdebugnt.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft® ActiveX Debugger NT = "\"c:\\windows\\setdebugnt.exe\""	setdebugnt.exe

Drops file in Windows directory 3 IoCs

Processes:

0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exesetdebugnt.exe

description	ioc	process
File created	\??\c:\windows\setdebugnt.exe	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
File opened for modification	\??\c:\windows\setdebugnt.exe	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
File created	C:\Windows\ieupdate.dat	setdebugnt.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exesetdebugnt.exe

pid process

1976 0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
1964 setdebugnt.exe

pid	process
1976	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
1964	setdebugnt.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe

description	pid	process	target process
PID 1976 wrote to memory of 1964	1976	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe	setdebugnt.exe
PID 1976 wrote to memory of 1964	1976	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe	setdebugnt.exe
PID 1976 wrote to memory of 1964	1976	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe	setdebugnt.exe
PID 1976 wrote to memory of 1964	1976	0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe	setdebugnt.exe

C:\Users\Admin\AppData\Local\Temp\0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe
"C:\Users\Admin\AppData\Local\Temp\0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1976

\??\c:\windows\setdebugnt.exe
c:\windows\setdebugnt.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:1964

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Windows\setdebugnt.exe
Filesize
290KB

MD5
919f4fd755de8c382e044807ded6fafa

SHA1
2cefe3a8958296f63f915a0e1b74dcea05492aab

SHA256
0bb6dc75b112dff4b1432e46b078562a0e623371db0ece63899710c0f73acceb

SHA512
c8654c539320afc2e05074ae5116c6d09ef041337c8e04fbb55f3b68087e1ec4b784df7e353bd273519be7adb3f944259a45973d7617de1d8e77052e6bea393c

Download Submit
memory/1964-57-0x0000000000000000-mapping.dmp

Download
memory/1964-62-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/1964-63-0x00000000754E1000-0x00000000754E3000-memory.dmp

Filesize
8KB

Download
memory/1964-66-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/1976-54-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/1976-61-0x00000000026C0000-0x0000000002807000-memory.dmp

Filesize
1.3MB

Download
memory/1976-64-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download
memory/1976-65-0x0000000000400000-0x0000000000547000-memory.dmp

Filesize
1.3MB

Download