b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f

Analysis

max time kernel
150s
max time network
102s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 03:02

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General

Target

b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe
Size

215KB
MD5

5d4950fd6fdc7faadf360fcfc84f7690
SHA1

414d525746d589576466433491ac5c0b660040e6
SHA256

b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f
SHA512

9b849a55e63b1269b18f38a4bd928310a079ca5e1b3d13952d98107997e7311e249f8838d8f9b788f9830d4fb9ffa418b9c77ac0fa762320d76f34f3dd6f2ce3
SSDEEP

6144:aJ4ksCZslwNvqFrCip2XXx+y9t9iuZQuU29Dy:FksaslWErPp2XLDICnf9

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/996-56-0x0000000000400000-0x0000000000490000-memory.dmp	upx
behavioral1/memory/952-58-0x0000000000400000-0x0000000000490000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\w;mdru1!5hApJ,q5	w;mdru1!5hApJ,q5.exe
File opened for modification	C:\PROGRA~3\w;mdru1!5hApJ,q5	w;mdru1!5hApJ,q5.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	w;mdru1!5hApJ,q5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	w;mdru1!5hApJ,q5.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	w;mdru1!5hApJ,q5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Use FormSuggest = "Yes"	w;mdru1!5hApJ,q5.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
952	w;mdru1!5hApJ,q5.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe
952	w;mdru1!5hApJ,q5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 952	996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe	27
PID 996 wrote to memory of 952	996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe	27
PID 996 wrote to memory of 952	996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe	27
PID 996 wrote to memory of 952	996	b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe	27

C:\Users\Admin\AppData\Local\Temp\b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe
"C:\Users\Admin\AppData\Local\Temp\b08ca0119db48658be86a4d7983ef0417b3c26f88b21d287504ddab5423b4b9f.exe"
1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:996
- C:\PROGRA~3\w;mdru1!5hApJ,q5.exe
  C:\PROGRA~3\w;mdru1!5hApJ,q5.exe
  2⤵
  - Drops file in Program Files directory
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/952-58-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/996-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/996-56-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download