b62c94e872af738669ffa3d594f5023946f373d420425565e5c4334f546d0a6e

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 12:44

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General

Target

b62c94e872af738669ffa3d594f5023946f373d420425565e5c4334f546d0a6e.dll
Size

3.8MB
MD5

991089a652cde2c26624e252b34ba09b
SHA1

cf587513882938d9ad8ca204e03c4225da969ce5
SHA256

b62c94e872af738669ffa3d594f5023946f373d420425565e5c4334f546d0a6e
SHA512

b412908185707a0577b2662a43fc553065966225ea8d20585b21a9d5cbd302d401412b38d7c9e59c0309028a95a6f39788e72dc5c1e2cbe4419cc3415145e815
SSDEEP

98304:iC3yMLvSa0gBpuyFzCjk9gkPKV/sTIwBzW9feYK0CessEq:HyM7L0ep/9gOKV7Y0K0Cyx

Score

7^/10

upx vmprotect

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1848-39-0x0000000000310000-0x000000000031B000-memory.dmp	upx
behavioral1/memory/1848-40-0x0000000000310000-0x000000000031B000-memory.dmp	upx

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/1848-2-0x0000000010000000-0x00000000108B0000-memory.dmp	vmprotect
behavioral1/memory/1848-41-0x0000000010000000-0x00000000108B0000-memory.dmp	vmprotect

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1848	rundll32.exe
1848	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1848	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28
PID 2108 wrote to memory of 1848	2108	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b62c94e872af738669ffa3d594f5023946f373d420425565e5c4334f546d0a6e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b62c94e872af738669ffa3d594f5023946f373d420425565e5c4334f546d0a6e.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1848

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1848-0-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1848-3-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1848-2-0x0000000010000000-0x00000000108B0000-memory.dmp

Filesize
8.7MB

Download
memory/1848-5-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1848-6-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1848-8-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1848-20-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1848-18-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1848-15-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1848-13-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1848-10-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1848-23-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1848-25-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1848-30-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1848-28-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1848-35-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1848-31-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1848-33-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/1848-39-0x0000000000310000-0x000000000031B000-memory.dmp

Filesize
44KB

Download
memory/1848-40-0x0000000000310000-0x000000000031B000-memory.dmp

Filesize
44KB

Download
memory/1848-41-0x0000000010000000-0x00000000108B0000-memory.dmp

Filesize
8.7MB

Download