c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 04:09

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General

Target

c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll
Size

3.9MB
MD5

e5ef529a9b6e8ce7e6861c135c0c565b
SHA1

7f26017b5fa4d8d5133464b24343d975af80ab15
SHA256

c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9
SHA512

6b1dcc3daaac984c16a9ddb303143cbddc44ec53269bf81ffa7405877039fe2a157031841f225ad59780c2b43fe31a3d795d43c6eb2aec6de3533b5ab714df87
SSDEEP

98304:lAfSQpa9otdlRpPhjMIjNhR2zm1Ixh6lyWfvC:lmrpa985jdWb6dC

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/1128-40-0x0000000000300000-0x000000000030B000-memory.dmp	upx
behavioral1/memory/1128-42-0x0000000000300000-0x000000000030B000-memory.dmp	upx

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/1128-2-0x0000000010000000-0x00000000108B9000-memory.dmp	vmprotect
behavioral1/memory/1128-41-0x0000000010000000-0x00000000108B9000-memory.dmp	vmprotect

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1128	rundll32.exe
1128	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1128	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28
PID 2408 wrote to memory of 1128	2408	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1128

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1128-0-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1128-2-0x0000000010000000-0x00000000108B9000-memory.dmp

Filesize
8.7MB

Download
memory/1128-3-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1128-5-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/1128-6-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1128-25-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1128-23-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1128-20-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1128-18-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1128-15-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1128-13-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1128-10-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1128-8-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/1128-28-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/1128-30-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/1128-31-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1128-33-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1128-35-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1128-40-0x0000000000300000-0x000000000030B000-memory.dmp

Filesize
44KB

Download
memory/1128-41-0x0000000010000000-0x00000000108B9000-memory.dmp

Filesize
8.7MB

Download
memory/1128-42-0x0000000000300000-0x000000000030B000-memory.dmp

Filesize
44KB

Download