b658e2e642ebcc72efdc36341a604252703231db7a59ed85463eac8fb8be34f7

Analysis

max time kernel
200s
max time network
218s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 05:19

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General

Target

0fd9de7ade782e98932527224de8190d.exe
Size

13KB
MD5

0fd9de7ade782e98932527224de8190d
SHA1

77a3599c64b13b7848d876f431e6ed438d5f1eeb
SHA256

b658e2e642ebcc72efdc36341a604252703231db7a59ed85463eac8fb8be34f7
SHA512

304176f5dda65b7c8cf9364b61399cd0902edd22440ab40584c33658bcb24969b6d7d612fe209811a5ca2658055458d29d33350eff3e5962a16a3f6f436aaa3b
SSDEEP

384:DxmI6AoJtteqexodGcuudFOvmRr4qHB+v:9mLtteVxrNud8vm9nHB+v

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\cliconfgzx.dll = "{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}"	0fd9de7ade782e98932527224de8190d.exe

Loads dropped DLL 1 IoCs

pid	Process
3492	0fd9de7ade782e98932527224de8190d.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cliconfgzx.tmp	0fd9de7ade782e98932527224de8190d.exe
File opened for modification	C:\Windows\SysWOW64\cliconfgzx.tmp	0fd9de7ade782e98932527224de8190d.exe
File opened for modification	C:\Windows\SysWOW64\cliconfgzx.nls	0fd9de7ade782e98932527224de8190d.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}	0fd9de7ade782e98932527224de8190d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32	0fd9de7ade782e98932527224de8190d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ = "C:\\Windows\\SysWow64\\cliconfgzx.dll"	0fd9de7ade782e98932527224de8190d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ThreadingModel = "Apartment"	0fd9de7ade782e98932527224de8190d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3492	0fd9de7ade782e98932527224de8190d.exe
3492	0fd9de7ade782e98932527224de8190d.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3492	0fd9de7ade782e98932527224de8190d.exe
3492	0fd9de7ade782e98932527224de8190d.exe
3492	0fd9de7ade782e98932527224de8190d.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3492 wrote to memory of 2796	3492	0fd9de7ade782e98932527224de8190d.exe	96
PID 3492 wrote to memory of 2796	3492	0fd9de7ade782e98932527224de8190d.exe	96
PID 3492 wrote to memory of 2796	3492	0fd9de7ade782e98932527224de8190d.exe	96

C:\Users\Admin\AppData\Local\Temp\0fd9de7ade782e98932527224de8190d.exe
"C:\Users\Admin\AppData\Local\Temp\0fd9de7ade782e98932527224de8190d.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\39B4.tmp.bat
  2⤵
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\39B4.tmp.bat

Filesize
179B

MD5
c5052b4f704d3e867d11cac3a098273b

SHA1
c97e5e70b8a0d87957571c13662e6fce2df49a0a

SHA256
abf29a30bfa0c3053e6fa13b560cb981ebb791d3e9415e3826df1ce2f8f2ea90

SHA512
57b75651527c2d501d67425790f1443014db1e14308c2b9e3f8bf67ee1413e9b2b7f13c0525530996d598cc07cede29d963ec0886ba826f49d2fc2dbda909593

Download Submit
C:\Windows\SysWOW64\cliconfgzx.dll

Filesize
84KB

MD5
7e1a504108510946ba8d0b9512983a45

SHA1
0263429fbdf38ff718b574b90de92131684bf175

SHA256
15913afd464922ec4fbfa2766c7f5f7fb788072ca791c441f74902aaf590e3c5

SHA512
c0eb157690a2d0a615fad86371d29bbf8017a90cdc1b9eb5c711c746c727fe7c8d0bd5c31c2da701ee0d56aa6c5a4d7ee0f571c9f7ec4f8fd3adb25dbba0b3bf

Download Submit
C:\Windows\SysWOW64\cliconfgzx.dll

Filesize
196KB

MD5
3affe03ef69a67ea5246cc116af5e95a

SHA1
9e404bf792676908b697a47fce52bd63ab6ee0d6

SHA256
c6b19bf400048d45f97cb4f57b9674bb1d4f454174fa0224ab9c7b212f7fc4ba

SHA512
ddb458401040e77d45ffe618549e212c128ac95b9c0f9b898ab4c395bc1f6775c2eda7dbf2d4483c48d87b1b77da4b735e198adb5bb57438f01573bf6d423417

Download Submit
memory/3492-9-0x0000000020000000-0x000000002006C000-memory.dmp

Filesize
432KB

Download
memory/3492-14-0x0000000020000000-0x000000002006C000-memory.dmp

Filesize
432KB

Download