7d6cfc8c6d71c9ae06ec9774d5ccc0fc9243dc326e02fc4e383cfe2805bb51a5

Analysis

max time kernel
33s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:13

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General

Target

file.exe
Size

1.1MB
MD5

4fe8dcd05222282de480bdafea6aba1f
SHA1

759daa63a30ed49ffbf9a0193d84a1cdbe1222fd
SHA256

7d6cfc8c6d71c9ae06ec9774d5ccc0fc9243dc326e02fc4e383cfe2805bb51a5
SHA512

33cb600e6011bd0c1b4839943dc04e0811206f217a80f80368e00003ba67207bf9d1988502c84ec0b32291e4b8ab105be2c850899608fe23a18fea0664558ee2
SSDEEP

24576:8dxuLNNc/bZzuFVwtnXNff8VXhcjwJScM7N:ExuZNcFzuMtdkRcj+F6

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

file.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	file.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	file.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1376 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1272 powershell.exe
1272 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1272 powershell.exe

pid	process
1376	PING.EXE

pid	process
1272	powershell.exe
1272	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1272	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

file.execmd.execmd.exe

description	pid	process	target process
PID 1752 wrote to memory of 1728	1752	file.exe	dllhost.exe
PID 1752 wrote to memory of 1728	1752	file.exe	dllhost.exe
PID 1752 wrote to memory of 1728	1752	file.exe	dllhost.exe
PID 1752 wrote to memory of 1728	1752	file.exe	dllhost.exe
PID 1752 wrote to memory of 1980	1752	file.exe	cmd.exe
PID 1752 wrote to memory of 1980	1752	file.exe	cmd.exe
PID 1752 wrote to memory of 1980	1752	file.exe	cmd.exe
PID 1752 wrote to memory of 1980	1752	file.exe	cmd.exe
PID 1980 wrote to memory of 1600	1980	cmd.exe	cmd.exe
PID 1980 wrote to memory of 1600	1980	cmd.exe	cmd.exe
PID 1980 wrote to memory of 1600	1980	cmd.exe	cmd.exe
PID 1980 wrote to memory of 1600	1980	cmd.exe	cmd.exe
PID 1600 wrote to memory of 1272	1600	cmd.exe	powershell.exe
PID 1600 wrote to memory of 1272	1600	cmd.exe	powershell.exe
PID 1600 wrote to memory of 1272	1600	cmd.exe	powershell.exe
PID 1600 wrote to memory of 1272	1600	cmd.exe	powershell.exe
PID 1980 wrote to memory of 1376	1980	cmd.exe	PING.EXE
PID 1980 wrote to memory of 1376	1980	cmd.exe	PING.EXE
PID 1980 wrote to memory of 1376	1980	cmd.exe	PING.EXE
PID 1980 wrote to memory of 1376	1980	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\dllhost.exe
dllhost kajdkfjiwueriuiwjedkfmsnfvkajksdjfvopqeirjgfiowe
2⤵
PID:1728

C:\Windows\SysWOW64\cmd.exe
cmd /c cmd < Chaos.sldm & ping -n 5 localhost
2⤵
- Suspicious use of WriteProcessMemory
PID:1980

C:\Windows\SysWOW64\cmd.exe
cmd
3⤵
- Suspicious use of WriteProcessMemory
PID:1600

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell get-process avastui
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1272

C:\Windows\SysWOW64\PING.EXE
ping -n 5 localhost
3⤵
- Runs ping.exe
PID:1376

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

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Chaos.sldm
Filesize
11KB

MD5
766cd31bc50af9191db198b9d9cbce21

SHA1
17e68a47d9b3047f45ee131939a26e61d40be489

SHA256
11d2e04123587d79920d251e77d93ec63c31dbdd851fb83338ccae702abf4b9e

SHA512
bc192b93130d20b3e977afefd396440d8d5b9f0810072ec7b49345d7fc37aef96e765637cbca1bd634b001dbc5ec962164032d6ebeb1635066e925c7f310294d

Download Submit
memory/1272-58-0x0000000000000000-mapping.dmp

Download
memory/1272-59-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

Download
memory/1272-60-0x0000000073DF0000-0x000000007439B000-memory.dmp

Filesize
5.7MB

Download
memory/1272-62-0x0000000073DF0000-0x000000007439B000-memory.dmp

Filesize
5.7MB

Download
memory/1376-61-0x0000000000000000-mapping.dmp

Download
memory/1600-57-0x0000000000000000-mapping.dmp

Download
memory/1728-54-0x0000000000000000-mapping.dmp

Download
memory/1980-55-0x0000000000000000-mapping.dmp

Download